Journal Articles

There are currently X journal articles available.
Use STRG+F to search this site.

C. Shen, M. H. Raza, P. Amsalem, T. Schultz, N. Koch, N. Pinna
Morphology-controlled MoS2 by low-temperature atomic layer deposition 
Nanoscale 12 (2020) 20404-20412. DOI: 10.1039/D0NR03863F

W. Xu, P. Russo, T. Schulz, N. Koch, N. Pinna
Niobium‐doped titanium dioxide with high dopant contents for enhanced lithium‐ion storage 
ChemElectroChem 7 (2020) 4016-4023. DOI: 10.1002/celc.202001040

A.E. Mansour, H. Kim, S. Park, T. Schultz, D.X. Cao, T.-Q. Nguyen, W. Brütting, A. Opitz, N. Koch
Conductive Polymer Work Function Changes due to Residual Water: Impact of Temperature‐Dependent Dielectric Constant 
Adv. Electron. Mater. 6 (2020) 2000408. DOI: 10.1002/aelm.202000408

J. Shang, T. Feng, S. Zhao, T. Li, J. Ma, X. Xu, N. Koch, J. Zhao
Chemical vapor deposition synthesized monolayer MoS2 for Q-switching pulse generation in the 2 µm spectral region 
Opt. Mater. Express 10 (2020) 2321. DOI: 10.1364/OME.402930

M. Heyl, D. Burmeister, T. Schultz, S. Pallasch, G. Ligorio, N. Koch, E. J. W. List-Kratochvil
Thermally-activated gold-mediated TMDC exfoliation and aunique gold-mediated transfer 
Phys. Status Solidi RRL 14 (2020). DOI: 10.1002/pssr.202000408

R. Wang, Y. Wang, C. Wu, T. Zhai, J. Yang, B. Sun, S. Duhm, N. Koch
Direct observation of conductive polymer induced inversion layer in n‐Si and correlation to solar cell performance 
Adv. Funct. Mater. 30 (2020) 1903440. DOI: 10.1002/adfm.201903440

S. Wahl, S. M. El-Refaei, P. Amsalem, A. Guilherme Buzanich, N. Koch, N. Pinna
Operando diffuse reflectance UV-vis spectroelectrochemistry for investigating oxygen evolution electrocatalysts 
Catal. Sci. Technol. 10 (2020) 517-528. DOI: 10.1039/C9CY02329A

F. Peña-Camargo, P. Caprioglio, F. Zu, E. Gutierrez-Partida, C. M. Wolff, K. Brinkmann, S. Albrecht, T. Riedl, N. Koch, D. Neher, M. Stolterfoht
Halide segregation versus interfacial recombination in bromide-rich wide-gap perovskite solar cells 
ACS Energy Lett. 5 (2020) 2728–2736. DOI: 10.1021/acsenergylett.0c01104

P. Beyer, E. Meister, T. Florian, A. Generalov, W. Brütting, N. Koch, A. Opitz
Fermi level pinned molecular donor/acceptor junctions: reduction of induced carrier density by interfacial charge transfer complexes 
J. Mater. Chem. C (2020) 15199–15207. DOI: 10.1039/D0TC02774J

M. Arvind, C. E. Tait, M. Guerrini, J. Krumland, A. M. Valencia, C. Cocchi, A. E. Mansour, N. Koch, S. Barlow, S. R. Marder, J. Behrends, D. Neher
Quantitative analysis of doping-induced polarons and charge-transfer complexes of poly(3-hexylthiophene) in solution 
J. Phys. Chem. B 124 (2020) 7694–7708. DOI: 10.1021/acs.jpcb.0c03517

B. Wegner, D. Lungwitz, A.E. Mansour, C.E. Tait, N. Tanaka, T. Zhai, S. Duhm, M. Forster, J. Behrends, Y. Shoji, A. Opitz, U. Scherf, E.J.W. List Kratochvil, T. Fukushima, N. Koch
An Organic Borate Salt with Superior p‐Doping Capability for Organic Semiconductors 
Adv. Sci. 7 (2020) 2001322. DOI: 10.1002/advs.202001322

Q. Wang, F. Zu, P. Caprioglio, C. M. Wolff, M. Stolterfoht, M. Li, S.-H. Turren-Cruz, N. Koch, D. Neher, A. Abate
Large conduction band energy offset is critical for high fill factors in inorganic perovskite solar cells 
ACS Energy Lett. 5 (2020) 2343. DOI: 10.1021/acsenergylett.0c00980

K. Seidel, D. Lungwitz, A. Opitz, T. Krüger, J. Behrends, S.R. Marder, N. Koch
Single-step formation of low work function cathode interlayer and n-type bulk doping from semiconducting polymer/polyethylenimine blend solution 
ACS Appl. Mater. Interfaces 12 (2020) 28801–28807. DOI: 10.1021/acsami.0c05857

M. Timpel, M.V. Nardi, B. Wegner, G. Ligorio, L. Pasquali, J. Hildebrandt, M. Pätzel, S. Hecht, H. Ohta, N. Koch
Oligothiophene-Based Phosphonates for Surface Modification of Ultraflat Transparent Conductive Oxides 
Adv. Mater. Interfaces 7 (2020) 1902114. DOI: 10.1002/admi.201902114

F. Zu, T. Schultz, C.M. Wolff, D. Shin, L. Frohloff, D. Neher, P. Amsalem, N. Koch
Position-locking of volatile reaction products by atmosphere and capping layers slows down photodecomposition of methylammonium lead triiodide perovskite 
RSC Adv. 10 (2020) 17534–17542. DOI: 10.1039/D0RA03572F

S.M. El-Refaei, P.A. Russo, P. Amsalem, N. Koch, N. Pinna
The importance of ligand selection on the formation of metal pohosphonate-derived CoMoP and CoMoP2 nanoparticles for catalytic hydrogen evolution 
ACS Appl. Nano Mater. 3 (2020) 4147–4156. DOI: 10.1021/acsanm.0c00319

A. Opitz, C. Peter, B. Wegner, H.S.S.R. Matte, A. Röttger, T. Florian, X. Xu, P. Beyer, L. Grubert, S. Hecht, V. Belova, A. Hinderhofer, F. Schreiber, C. Kasper, J. Pflaum, Y. Zhang, S. Barlow, S.R. Marder, N. Koch
Ordered Donor-Acceptor Complex Formation and Electron Transfer in Co-Deposited Films of Structurally Dissimilar Molecules 
J. Phys. Chem. C 124 (2020) 11023–11031. DOI: 10.1021/acs.jpcc.0c02465

S. Bontapalle, A. Opitz, R. Schlesinger, S.R. Marder, S. Varughese, N. Koch
Electrode work function reduction by polyethylenimine interlayers: Choice of solvent and residual solvent removal for superior functionality 
Adv. Mater. Interfaces 7 (2020) 2000291. DOI: 10.1002/admi.202000291

G. Ligorio, G. F. Cotella, A. Bonasera, N. Zorn Morales, G. Carnicella, B. Kobin, Q. Wang, N. Koch, S. Hecht, E. J.W. List-Kratochvil, F. Cacialli
Modulating the luminance of organic light-emitting diodes via optical stimulation of a photochromic molecular monolayer at transparent oxide electrode 
Nanoscale 12 (2020) 5444-5451. DOI: 10.1039/D0NR00724B

L. Schöttner, S. Erker, R. Schlesinger, N. Koch, A. Nefedov, O. T. Hofmann, C. Wöll
Doping-induced electron transfer at organic/oxide interfaces: Direct evidence from infrared spectroscopy 
J. Phys. Chem. C 124 (2020) 4511-4516. DOI: 10.1021/acs.jpcc.9b08768

Y. Wang, X.-H. Liu, Q. Wang, M. Quick, S. Kovalenko, Q.-Y. Chen, N. Koch, N. Pinna
Insights into charge transfer at the atomically precise nanocluster/semiconductor interface for in-depth understanding the role of nanocluster in photocatalytic system 
Angew. Chem. Int. Ed. 59 (2020) 7748-7754. DOI: 10.1002/anie.201915074

J. Niederhausen, A. Franco-Cañellas, S. Erker, T. Schultz, K. Broch, A. Hinderhofer, S. Duhm, P. K. Thakur, D. A. Duncan, A. Gerlach, T.-L. Lee, O. T. Hofmann, F. Schreiber, N. Koch
X-ray standing waves reveal lack of OH termination at hydroxylated ZnO(0001) surface 
Phys. Rev. Materials 4 (2020) 020602. DOI: 10.1103/PhysRevMaterials.4.020602

J. Hu, N. Aghdassi, S. Bhagat, Y. Garmshausen, R. Wang, N. Koch, S. Hecht, S. Duhm, I. Salzmann
Dipolar substitution impacts growth and electronic properties of para-sexiphenyl thin films 
Adv. Mater. Interfaces 7 (2020) 1901707. DOI: 10.1002/admi.201901707

M. Raoufi, U. Hörmann, G. Ligorio, J. Hildebrandt, M. Pätzel, T. Schultz, L. Perdigon, N. Koch, E. List-Kratochvil, S. Hecht, D. Neher
Simultaneous Effect of Ultraviolet Radiation and Surface Modification on the Work Function and Hole Injection Properties of ZnO Thin Films 
Phys. Status Solidi A 217 (2020) 1900876. DOI: 10.1002/pssa.201900876

A. Hassa, C. Sturm, M. Kneiß, D. Splith, H. von Wenckstern, T. Schultz, N. Koch, M. Lorenz, M. Grundmann
Solubility limit and material properties of a κ -(AlxGa1−x )2O3 thin film with a lateral cation gradient on (00.1)Al2O3 by tin-assisted PLD 
APL Materials 8 (2020) 021103. DOI: 10.1063/1.5141041

T. Schultz, M. Kneiß, P. Storm, D. Splith, H. von Wenckstern, M. Grundmann, N. Koch
Band Offsets at κ-([Al,In]xGa1–x)2O3/MgO Interfaces 
ACS Appl. Mater. Interfaces 12 (2020) 8879-8885. DOI: 10.1021/acsami.9b21128

N. Mutz, S. Park, T. Schultz, S. Sadofev, S. Dalgleish, L. Reissig, N. Koch, E. J. W. List-Kratochvil, S. Blumstengel
Excited-State Charge Transfer Enabling MoS2/Phthalocyanine Photodetectors with Extended Spectral Sensitivity 
J. Phys. Chem. C 124 (2020) 2837-2843. DOI: 10.1021/acs.jpcc.9b10877

D. Burmeister, L. Ahrens, A. Opitz, G. Ligorio, F. Hermerschmidt, D. Jänsch, J. Freudenberg, U. H. F. Bunz, K. Müllen, E. J. W. List-Kratochvil
Utilizing Diels-Alder “Click” chemistry to functionalize the organic-organic interface of semiconducting polymers 
J. Mater. Chem. C 8 (2020) 3302-3307. DOI: 10.1039/C9TC06180K

A. E. Mansour, D. Lungwitz, T. Schultz, M. Arvind, A.M. Valencia, C. Cocchi, A. Opitz, D. Neher, N. Koch
The optical signatures of molecular-doping induced polarons in poly(3-hexylthiophene-2,5-diyl): individual polymer chains versus aggregates 
J. Mater. Chem. C 8 (2020) 2870-2879. DOI: 10.1039/C9TC06509A

C. M. Wolff, L. Canil, C. Rehermann, N. L. Nguyen, F. Zu, M. Ralaiarisoa, P. Caprioglio, L. Fiedler ,M. Stolterfoht, S. Kogikoski Jr., I. Bald, N. Koch, E. L. Unger, T. Dittrich, A. Abate, D. Neher
Perfluorinated self-assembled monolayers enhance the stability and efficiency of inverted perovskite solar cells 
ACS Nano 14 (2020) 1445-1456. DOI: 10.1021/acsnano.9b03268

N. Mutz, T. Meisel, H. Kirmse, S. Park, N. Severin, J. P. Rabe, E. List-Kratochvil, N. Koch, C. T. Koch, S. Blumstengel, S. Sadofev
Pulsed thermal deposition of binary and ternary transition metal dichalcogenide monolayers and heterostructures 
Appl. Phys. Lett. 114 (2019) 162101. DOI: 10.1063/1.5088758

P. Storm, M. Kneiß, A. Hassa, T. Schultz, D. Splith, H. von Wenckstern, N. Koch, M. Lorenz, M. Grundmann
Epitaxial κ-(AlxGa1−x)2O3 thin films and heterostructures grown by tin-assisted VCCS-PLD 
APL Materials 7 (2019) 111110. DOI: 10.1063/1.5124231

A. J. Ramadan, M. Ralaiarisoa, F. Zu, L. A. Rochford, B. Wenger, N. Koch, H. J. Snaith
Revealing the stoichiometric tolerance of lead trihalide perovskite thin films 
Chem. Mater. 32 (2019) 114-120. DOI: 10.1021/acs.chemmater.9b02639

M. Selig, E. Malic, K. J. Ahn, N. Koch, A. Knorr
Theory of optically induced Förster coupling in van der Waals coupled heterostructures 
Phys. Rev. B 99 (2019) 35420. DOI: 10.1103/PHYSREVB.99.035420

B. Yurash, D.X. Cao, V.V. Brus, D. Leifert, M. Wang, A. Dixon, M. Seifrid, A.E. Mansour, D. Lungwitz, T. Liu, P.J. Santiago, K.R. Graham, N. Koch, G.C. Bazan, T.-Q. Nguyen
Towards understanding the doping mechanism of organic semiconductors by Lewis acids 
Nat. Mater. 18 (2019) 1327. DOI: 10.1038/s41563-019-0479-0

S. Park, T. Schultz, X. Xu, B. Wegner, A. Aljarb, A. Han, L.-J. Li, V. C. Tung, P. Amsalem, N. Koch
Demonstration of the key substrate-dependent charge transfer mechanisms between monolayer MoS2 and molecular dopants 
Commun. Phys. 2 (2019) 109. DOI: 10.1038/s42005-019-0212-y

S. Park, T. Schultz, A. Han, A. Aljarb, X. Xu, P. Beyer, A. Opitz, R. Ovsyannikov, L.-J. Li, M. Meissner, T. Yamaguchi, S. Kera, P. Amsalem, N. Koch
Electronic band dispersion determination in azimuthally disordered transition-metal dichalcogenide monolayers 
Commun. Phys. 2 (2019) 68. DOI: 10.1038/s42005-019-0166-0

V. Blazinic, L.K.E. Ericsson, I. Levine, R. Hansson, A. Opitz, E. Moons
Impact of intentional photo-oxidation of donor polymer and PC70BM acceptor on solar cell performance 
Phys. Chem. Chem. Phys. 21 (2019) 22259. DOI: 10.1039/C9CP04384E

B. Wegner, L. Grubert, C. Dennis, A. Opitz, A. Röttger, Y. Zhang, S. Barlow, S.R. Marder, S. Hecht, K. Muellen, N. Koch
Predicting the yield of ion pair formation in molecular electrical doping: redox-potentials versus ionization energy / electron affinity 
J. Mater. Chem. C 7 (2019) 13839. DOI: 10.1039/C9TC04500G

G. Duva, P. Beyer, R. Scholz, V. Belova, A. Opitz, A. Hinderhofer, A. Gerlach, F. Schreiber
Ground-state charge-transfer interactions in donor:acceptor pairs of organic semiconductors. A spectroscopic study of two representative systems 
Phys. Chem. Chem. Phys. 21 (2019) 17190. DOI: 10.1039/C9CP02939G

R. Schlesinger, F. Bussolotti, J. Yang, S. Sadofev, A. Vollmer, S. Blumstengel, S. Kera, N. Ueno, N. Koch
Gap states induce soft Fermi level pinning upon charge transfer at ZnO/molecular acceptor interfaces 
Phys. Rev. Materials 3 (2019) 074601. DOI: 10.1103/PhysRevMaterials.3.074601

R. Schlesinger, S. Winkler, M. Brandt, S. Blumstengel, R. Ovsyannikov, A. Vollmer, N. Koch
Energy level alignment at organic/inorganic semiconductor heterojunctions: Fermi level pinning at molecular interlayer with reduced energy gap 
Phys. Chem. Chem. Phys. 21 (2019) 15072. DOI: 10.1039/C9CP02763G

F. Zu, C. M. Wolff, M. Ralaiarisoa, P. Amsalem, D. Neher, N. Koch
Unraveling the Electronic Properties of Lead Halide Perovskites with Surface Photovoltage in Photoemission Studies 
ACS Appl. Mater. Interfaces 11 (2019) 21578. DOI: 10.1021/acsami.9b05293

J. Dagar, K. Hirselandt, A. Merdasa, A. Czudek, R. Munir, F. Zu, N. Koch, T. Dittrich, E. L. Unger
Alkali Salts as Interface Modifiers in n‐i‐p Hybrid Perovskite Solar Cells 
Sol. RRL. 3 (2019) 1900088. DOI: 10.1002/solr.201900088

U. Hörmann, S. Zeiske, S. Park, T. Schultz, S. Kickhöfel, U. Scherf, S. Blumstengel, N. Koch, D. Neher
Direct observation of state-filling at hybrid tin oxide/organic interfaces 
Appl. Phys. Lett. 114 (2019) 183301. DOI: 10.1063/1.5082704

T. Schultz, N. C. Frey, K. Hantanasirisakul, S. Park, S. J. May, V. B. Shenoy, Y. Gogotsi, N. Koch
Surface termination dependent work function and electronic properties of Ti3C2Tx MXene 
Chem. Mater. 31 (2019) 6590. DOI: 10.1021/acs.chemmater.9b00414

F. Zu, P. Amsalem, D. A. Egger, R. Wang, C. M. Wolff, H. Fang, M. A. Loi, D. Neher, L. Kronik, S. Duhm, N. Koch
Constructing the electronic structure of CH3NH3PbI3 and CH3NH3PbBr3 perovskite thin films from single-crystal band structure measurementss 
J. Phys. Chem. Lett. 10 (2019) 601. DOI: 10.1021/acs.jpclett.8b03728

P. Caprioglio, F. Zu, C. Michael, M. Wolff, J. A. M. Prieto, M. Stolterfoht, P. Becker, N. Koch, T. Unold, B. Rech, S. Albrecht, D. Neher
High open circuit voltages in pin-type perovskite solar cells through strontium addition 
Sustainable Energy Fuels 3 (2019) 550. DOI: 10.1039/C8SE00509E

M.T. Chen, O.T. Hofmann, A. Gerlach, B. Bröker, C. Bürker, J. Niederhausen, T. Hosokai, J. Zegenhagen, A. Vollmer, R. Rieger, K. Muellen, F. Schreiber, I. Salzmann, N. Koch, E. Zojer, S. Duhm
Energy-level alignment at strongly coupled organic-metal interfaces 
Journal of Physics: Condensed Matter 31 (2019) 194002. DOI: 10.1088/1361-648X/ab0171

M. Kneiß, A. Hassa, D. Splith, C. Sturm, H. von Wenckstern, T. Schultz, N. Koch, M. Lorenz, M. Grundmann
Tin-assisted heteroepitaxial PLD-growth of κ-Ga2O3 thin films with high crystalline quality 
APL Materials 7 (2019) 022516. DOI: 10.1063/1.5054378

M.H. Futscher, T. Schultz, J. Frisch, M. Ralaiarisoa, E. Metwalli, M.V. Nardi, P. Müller-Buschbaum, N. Koch
Electronic properties of hybrid organic/inorganic semiconductor pn-junctions 
Journal of Physics: Condensed Matter 31 (2019) 064002. DOI: 10.1088/1361-648X/aaf310

J. Tirado, C. Roldán-Carmona, F.A. Muñoz-Guerrero, G. Bonilla-Arboleda, M. Ralaiarisoa, G. Grancini, V.I.E. Queloz, N. Koch, M.K. Nazeeruddin, F. Jaramillo
Copper sulfide nanoparticles as hole-transporting-material in a fully-inorganic blocking layers n-i-p perovskite solar cells: Application and working insights 
Applied Surface Science 478 (2019) 607. DOI: 10.1016/j.apsusc.2019.01.289

P. Beyer, D. Pham, C. Peter, N. Koch, E. Meister, W. Brütting, L. Grubert, S. Hecht, D. Nabok, C. Cocchi, C. Draxl, A. Opitz
State-of-matter-dependent charge-transfer interactions between planar molecules for doping applications 
Chem. Mater. 31 (2019) 1237. DOI: 10.1021/acs.chemmater.8b01447

Y. Wu, M. H. Raza, Y.-C. Chen, P. Amsalem, S. Wahl, K. Skrodczky, X. Xu, K. S. Lokare, M. Zhukush, P. Gaval, N. Koch, E. A. Quadrelli, N. Pinna
A self-limited atomic layer deposition of WS2 based on the chemisorption and reduction of bis(t-butylimido)bis(dimethylamino) complexes 
Chem. Mater. 31 (2019) 1881. DOI: 10.1021/acs.chemmater.8b03921

H. Wang, S. V. Levchenko, T. Schultz, N. Koch, M. Scheffler, M. Rossi
Modulation of the Work Function by the Atomic Structure of Strong Organic Electron Acceptors on H‐Si(111) 
Adv. Electron. Mater. 5 (2019) 1800891. DOI: 10.1002/aelm.201800891

S. Winkler, Q. Xin, C. Li, S. Kera, K. Müllen, N. Ueno, N. Koch, S. Duhm
Modification of TiO2(110)/organic hole transport layer interface energy levels by a dipolar perylene derivative 
Electron. Struct. 1 (2019) 015007. DOI: 10.1088/2516-1075/aada95

G. Sun, F. Zu, N. Koch, J. Rappich, K. Hinrichs
In situ infrared spectroscopic monitoring and characterization of the growth of polydopamine (PDA) films 
Phys. Status Solidi B 256 (2019) 1800308. DOI: 10.1002/pssb.201800308

T. Schultz, P. Amsalem, N.B. Kotadiya, T. Lenz, P.W.M. Blom, N. Koch
Importance of substrate work function homogeneity for reliable ionization energy determination by photoelectron spectroscopy 
Phys. Status Solidi B 256 (2019) 1800299. DOI: 10.1002/pssb.201800299

Q. Wang, V. Diez-Cabanes, S. Dell’Elce, A. Liscio, B. Kobin, H. Li, J.-L. Brédas, S. Hecht, V. Palermo, E.J.W. List-Kratochvil, J. Cornil, N. Koch, G. Ligorio
Dynamically switching the electronic and electrostatic properties of indium–tin oxide electrodes with photochromic monolayers: toward photoswitchable optoelectronic devices 
ACS Appl. Nano Mater. 2 (2019) 1102. DOI: 10.1021/acsanm.9b00094

Q. Wang, G. Ligorio, R. Schlesinger, V. Diez‐Cabanes, D. Cornil, Y. Garmshausen, S. Hecht, J. Cornil, E.J.W. List‐Kratochvil, N. Koch
Switching the electronic properties of ZnO surfaces with negative t‐type photochromic pyridyl‐dihydropyrene layers and impact of fermi level pinning 
Adv. Mater. Interfaces 6 (2019) 1900211. DOI: 10.1002/admi.201900211

X. Xu, T. Schultz, Z. Qin, N. Severin, B. Haas, S. Shen, J.N. Kirchhof, A. Opitz, C. T. Koch, K. Bolotin, J.P. Rabe, G. Eda, N. Koch
Microstructure and elastic constants of transition metal dichalcogenide monolayers from friction and shear force microscopy 
Adv. Mater. 30 (2018) 1803748. DOI: 10.1002/adma.201803748

R. Wang, T. Katase, K.‐K. Fu, T. Zhai, J. Yang, Q. Wang, H. Ohta, N. Koch, S. Duhm
Oxygen vacancies allow tuning the work function of Vanadium Dioxide 
Adv. Mater. Interfaces 5 (2018) 1801033. DOI: 10.1002/admi.201801033

H. Hase, K. O'Neill, J. Frisch, A. Opitz, N. Koch, I. Salzmann
Unraveling the microstructure of molecularly doped P3HT by thermally-induced de-doping 
J. Phys. Chem. C 122 (2018) 25893. DOI: 10.1021/acs.jpcc.8b08591

Y. Fan, Y. Wu, G. Clavel, M.H. Raza, P. Amsalem, N. Koch, N. Pinna
Optimization of the activity of Ni-based nanostructures for the oxygen evolution reaction 
ACS Appl. Energy Mater. 1 (2018) 4554. DOI: 10.1021/acsaem.8b00666

F. Pulvirenti, B. Wegner, N. K. Noel, G. Mazzotta, R. Hill, J. B. Patel, L. M. Herz, M. B. Johnston, M. K. Riede, H. J. Snaith, N. Koch, S. Barlowa, S. R. Marder
Modification of the fluorinated tin oxide/electron-transporting material interface by a strong reductant and its effect on perovskite solar cell efficiency 
Mol. Syst. Des. Eng. 3 (2018) 741. DOI: 10.1039/C8ME00031J

G. Duva, L. Pithan, C. Zeiser, B. Reisz, J. Dieterle, B. Hofferberth, P. Beyer, L. Bogula, A. Opitz, S. Kowarik, A. Hinderhofer, A. Gerlach, F. Schreiber
Thin film texture and optical properties of donor:acceptor complexes. Diindenoperylene:F6TCNNQ vs Alpha-Sexithiophene:F6TCNNQ 
J. Phys. Chem. C 122 (2018) 18705. DOI: 10.1021/acs.jpcc.8b03744

A. Kyndiah, A. Ablat, S. Guyot-Reeb, T. Schultz, F. Zu, N. Koch, P. Amsalem, S. Chiodini, T. Y. Alic, Y. Topal, M. Kus, L. Hirsch, S. Fasquel, M. Abbas
A multifunctional interlayer for solution processed high performance Indium oxide transistors 
Scientific Reports 8 (2018) 10946. DOI: 10.1038/s41598-018-29220-0

S. Zhang, M. Stolterfoht, A. Armin, Q. Lin, F. Zu, J. Sobus, H. Jin, N. Koch, P. Meredith, P. L. Burn, D. Neher
Interface engineering of solution-processed hybrid organohalide perovskite solar cells 
ACS Appl. Mater. Interfaces 10 (2018) 21681. DOI: 10.1021/acsami.8b02503

J. Niederhausen, Y. Zhang, F. C. Kabeer, Y. Garmshausen, B. M. Schmidt, Y. Li, K.-F. Braun, S. Hecht, A. Tkatchenko, N. Koch, S. Wai Hla
Subtle fluorination of conjugated molecules enables stable nanoscale assemblies on metal surfaces 
J. Phys. Chem. C 122 (2018) 18902. DOI: 10.1021/acs.jpcc.8b03398

T. Schultz, J. Niederhausen, R. Schlesinger, S. Sadofev, N. Koch
Impact of surface states and bulk doping level on hybrid inorganic/organic semiconductor interface energy levels 
J. Appl. Phys 123 (2018) 245501. DOI: 10.1063/1.5036579

T. Schultz, S. Vogt, P. Schlupp, H. von Wenckstern, N. Koch, M. Grundmann
Influence of oxygen deficiency on the rectifying behavior of transparent-semiconducting-oxide–metal interfaces 
Phys. Rev. Applied 9 (2018) 064001. DOI: 10.1103/PhysRevApplied.9.064001

Q. Wang, G. Ligorio, V. Diez Cabanes, D. Cornil, B. Kobin, J. Hildebrandt, M. V. Nardi, M. Timpel, S. Hecht, J. Cornil, E. J. W. List-Kratochvil, N. Koch
Dynamic photo-switching of electron energy levels at hybrid ZnO/organic photochromic molecule junctions 
Adv. Funct. Mater. 28 (2018) 1800716. DOI: 10.1002/adfm.201800716

K. Fu, R. Wang, T. Katase, H. Ohta, N. Koch, S. Duhm
Stoichiometric and oxygen-deficient VO2 as versatile hole injection electrode for organic semiconductors 
ACS Appl. Mater. Interfaces 10 (2018) 10552. DOI: 10.1021/acsami.8b00026

S. Ravishankar, S. Gharibzadeh, C. Roldán-Carmona, G. Grancini, Y. Lee, M. Ralaiarisoa, A.M. Asiri, N. Koch, J. Bisquert, M.K. Nazeeruddin
Influence of charge transport layers on open-circuit voltage and hysteresis in Perovskite solar cells 
Joule 2 (2018) 585. DOI: 10.1016/j.joule.2018.02.013

M. Timpel, H. Li, M.V. Nardi, B. Wegner, J. Frisch, P.J. Hotchkiss, S.R. Marder, S. Barlow, J.-L. Brédas, N. Koch
Electrode work function engineering with phosphonic acid monolayers and molecular acceptors: charge redistribution mechanisms 
Adv. Funct. Mater. 28 (2018) 1704438. DOI: 10.1002/adfm.201704438

M. Ralaiarisoa, I. Salzmann, F. Zu, N. Koch
Effect of water, oxygen, and air exposure on CH3NH3PbI3–xClx perovskite surface electronic properties 
Adv. Electron. Mater. 4 (2018) 1800307. DOI: 10.1002/aelm.201800307

R. Zhang, P.A. Russo, M. Feist, P. Amsalem, N. Koch, N. Pinna
Synthesis of nickel phosphide electrocatalysts from hybrid metal phosphonates 
ACS Appl. Mater. Interfaces 9 (2017) 14013. DOI: doi: 10.1021/acsami.7b01178

77. A.J. Huckaba, S. Gharibzadeh, M. Ralaiarisoa, C. Roldán-Carmona, N. Mohammadian, G. Grancini, Y. Lee, P. Amsalem, E.J. Plichta, N. Koch, A. Moshaii, M.K. Nazeeruddin
Low-cost TiS2 as hole-transport material for perovskite solar cells 
Small Methods 1 (2017) 1700250. DOI: 10.1002/smtd.201700250

M. Eyer, J. Frisch, S. Sadofev, N. Koch, E.J.W. List-Kratochvil, S. Blumstengel
Role of hybrid charge transfer states in the charge generation at ZnMgO/P3HT heterojunctions 
J. Phys. Chem. C 121 (2017) 21955. DOI: 10.1021/acs.jpcc.7b07293

T. Sun, R. Wang, R. Liu, C. Wu, Y. Zhong, Y. Liu, Y. Wang, Y. Han, Z. Xia, Y. Zou, T. Song, N. Koch, S. Duhm, B. Sun
Investigation of MoOx/n‐Si strong inversion layer interfaces via dopant‐free heterocontact 
Phys. Status Solidi RRL 11 (2017) 1700107. DOI: 10.1002/pssr.201700107

A.J. Huckaba, S. Gharibzadeh, M. Ralaiarisoa, C. Roldán‐Carmona, N. Mohammadian, G. Grancini, Y. Lee, P. Amsalem, E.J. Plichta, N. Koch, A. Moshaii, M.K. Nazeeruddin
Low‐cost TiS2 as hole‐transport material for Perovskite solar cells 
Small Methods 1 (2017) 1700250. DOI: 10.1002/smtd.201700250

A.J. Huckaba, M. Ralaiarisoa, K.T. Cho, E. Oveisi, N. Koch, M.K. Nazeeruddin
Intercalation makes the difference with TiS2: Boosting electrocatalytic water oxidation activity through Co intercalation 
Journal of Materials Research 33 (2017) 528. DOI: 10.1557/jmr.2017.431

S. Park, N. Mutz, T. Schultz, S. Blumstengel, A. Han, A. Aljarb, L.-J. Li, E.J.W. List-Kratochvil, P. Amsalem, N. Koch
Direct determination of monolayer MoS2 and WSe2 exciton binding energies on insulating and metallic substrates 
2D Mater. 5 (2017) 025003. DOI: 10.1088/2053-1583/aaa4ca

A.D. Jodlowski, C. Roldán-Carmona, G. Grancini, M. Salado, M. Ralaiarisoa, S. Ahmad, N. Koch, L. Camacho, G. de Miguel, M. Khaja Nazeeruddin
Large guanidinium cation mixed with methylammonium in lead iodide perovskites for 19% efficient solar cells 
Nature Energy 2 (2017) 972. DOI: 10.1038/s41560-017-0054-3

O. T. Hofmann, H. Glowatzki, C. Bürker, G. M. Rangger, B. Bröker, J. Niederhausen, T. Hosokai, I. Salzmann, R.-P. Blum, R. Rieger, A. Vollmer, P. Rajput, A. Gerlach, K. Müllen, F. Schreiber, E. Zojer, N. Koch, S. Duhm
Orientation-dependent work-function modification using substituted Pyrene-based acceptors 
J. Phys. Chem. C 121 (2017) 24657. DOI: 10.1021/acs.jpcc.7b08451

F. Zu, P. Amsalem, M. Ralaiarisoa, T. Schultz, R. Schlesinger, N. Koch
Surface state density determines the energy level alignment at hybrid Perovskite/electron acceptors interfaces 
ACS Appl. Mater. Interfaces 9 (2017) 41546. DOI: 10.1021/acsami.7b12586

Q. Wang, J. Frisch, M. Herder, S. Hecht, N. Koch
Electronic properties of optically switchable photochromic diarylethene molecules at the interface with organic semiconductors 
ChemPhysChem 18 (2017) 722. DOI: 10.1002/cphc.201601442

X. Lin, B. Wegner, K. Min Lee, M. A. Fusella, F. Zhang, K. Moudgil, B. P. Rand, S. Barlow, S. R. Marder, N Koch, A. Kahn
Beating the thermodynamic limit with photo-activation of n-doping in organic semiconductors 
Nature Materials 16 (2017) 1209. DOI: 10.1038/NMAT5027

V. Belova, P. Beyer, E. Meister, T. Linderl, M.-U. Halbich, M. Gerhard, S. Schmidt, T. Zechel, T. Meisel, A.V. Generalov, A.S. Anselmo, R. Scholz, O. Konovalov, A. Gerlach, M. Koch, A. Hinderhofer, A. Opitz, W. Brütting, F. Schreiber
Evidence for Anisotropic Electronic Coupling of Charge Transfer States in Weakly Interacting Organic Semiconductor Mixtures 
J. Am. Chem. Soc. 139 (2017) 8474. DOI: 10.1021/jacs.7b01622

J. Li, S.-C. Dong, A. Opitz, L.-S. Liao, N. Koch
Design principles of carbazole/dibenzothiophene derivatives as host material in modern efficient organic light-emitting diodes 
J. Mater. Chem. C 5 (2017) 6989. DOI: 10.1039/c7tc02248d

Z. Song, T. Schultz, Z. Ding, B. Lei, C. Han, P. Amsalem, T. Lin, D. Chi, S.L. Wong, Y.J. Zheng, M.-Y. Li, L.-J. Li , W. Chen, N. Koch, Y. L. Huang, A. Thye Shen Wee
Electronic properties of a 1D intrinsic/p-doped heterojunction in a 2D transition metal dichalcogenide semiconductor 
ACS Nano 19 (2017) 9128. DOI: 10.1021/acsnano.7b03953

T. Schultz, T. Lenz, N. Kotadiya, G. Heimel, G. Glasser, R. Berger, P. W. M. Blom, P. Amsalem, D. M. de Leeuw, N. Koch
Reliable work function determination of multicomponent surfaces and interfaces: The role of electrostatic potentials in ultraviolet photoelectron spectroscopy 
Adv. Mater. Interfaces 4 (2017) 1700324. DOI: 10.1002/admi.201700324

C.M. Wolff, F. Zu, A. Paulke, L.P. Toro, N. Koch, D. Neher
Reduced interface-mediated recombination for high open-circuit voltages in CH3NH3PbI3 solar cells 
Adv. Mater. 29 (2017) 1700159. DOI: 10.1002/adma.201700159

M. Dohr, H.M.A. Ehmann, A.O.F. Jones, I. Salzmann, Q. Shen, C. Teichert, C. Ruzie, G. Schweicher, Y. H. Geerts, R. Resel, M. Sferrazza, O. Werzer
Reversibility of temperature driven discrete layer-by-layer formation of dioctyl-benzothieno-benzothiophene films 
Soft Matter 13 (2017) 2322. DOI: 10.1039/C6SM02541B

A.O.F. Jones, C. Röthel, R. Lassnig, O.N. Bedoya-Martinez, P. Christian, I. Salzmann, B. Kunert, A. Winkler
Solution of an elusive pigment crystal structure from a thin film: a combined X-ray diffraction and computational study 
CrystEngComm 19 (2017) 1902. DOI: 10.1039/C7CE00227K

S. Pachmajer, A.O.F. Jones, M. Truger, C. Röthel, I. Salzmann, O. Werzer, R. Resel
Self-limited growth in pentacene thin films. 
ACS Appl. Mater. Interfaces 9 (2017) 11977. DOI: 10.1021/acsami.6b15907

F.-S. Zu, P. Amsalem, I. Salzmann, R.-B. Wang, M. Ralaiarisoa, S. Kowarik, S. Duhm, N. Koch
Impact of white light illumination on the electronic and chemical structures of mixed halide and single crystal perovskites 
Advanced Optical Materials 5 (2017) 1700139. DOI: 10.1002/adom.201700139

L. Pithan, P. Beyer, L. Bogula, A. Zykov, P. Schäfer, J. Rawle, C. Nicklin, A. Opitz, S. Kowarik
Direct photoalignment and pptical patterning of molecular thin film 
Adv. Mater. 29 (2017) 1604382. DOI: 10.1002/adma.201604382

A. Opitz
Energy level alignment at planar organic heterojunctions: influence of contact doping and molecular orientation 
Journal of Physics: Condensed Matter 29 (2017) 133001. DOI: 10.1088/1361-648X/aa5a6c

S.D. Chavhan, R. Hansson, L.K.E. Ericsson, P. Beyer, A. Hofmann, W. Brütting, A. Opitz, E. Moons
Low temperature processed NiOx hole transport layers for efficient polymer solar cells 
Organic Electronics 44 (2017) 59. DOI: 10.1016/j.orgel.2017.01.040

G. Ligorio, M. V. Nardi, N. Koch
Lithography-free miniaturization of resistive nonvolatile memory devices to the 100 nm scale by glancing angle deposition 
Nano Lett. 17 (2017) 1149. DOI: 10.1021/acs.nanolett.6b04794

M. Ralaiarisoa, Y. Busby, J. Frisch, I. Salzmann, J.-J. Pireauxb, N. Koch
Correlation of annealing time with crystal structure, composition, and electronic properties of CH3NH3PbI3-xClx mixed-halide Perovskite films 
Phys. Chem. Chem. Phys. 19 (2017) 828. DOI: 10.1039/C6CP06347K

A.V. Talyzin, G. Mercier, A. Klechikov, M. Hedenström, D. Johnels, D. Wei, D. Cotton, A. Opitz, E. Moons
Brodie vs Hummers graphite oxides for preparation of multi-layered materials 
Carbon 115 (2017) 430. DOI: 10.1016/j.carbon.2016.12.097

M. Truger, A.O.F. Jones, A.M. Coclite, S. Pachmajer, D. Kriegner, C. Röthel, J. Simbrunner, I. Salzmann, R. Resel
Crystallization of Tyrian purple (6,6 ‘-dibromoindigo) thin films: The impact of substrate surface modifications 
Journal of Crystal Growth 447 (2016) 73. DOI: 10.1016/j.jcrysgro.2016.05.001

O. Kettner, A. Pein, G. Trimmel, P. Christian, C. Röthel, I. Salzmann, R. Resel, G. Lakhwani, F. Lombeck, M. Sommer, B. Friedel
Mixed side-chain geometries for aggregation control of poly(fluorene-alt-bithiophene) and their effects on photophysics and charge transport 
Synthetic Metals 220 (2016) 162. DOI: 10.1016/j.synthmet.2016.06.010

M. Truger, O. M. Roscioni, C. Röthel, D. Kriegner, C. Simbrunner, R. Ahmed, E.D. Głowacki, J. Simbrunner, I. Salzmann, A.M. Coclite, A.O.F. Jones, R. Resel
Surface-induced phase of tyrian purple (6,6′-Dibromoindigo): thin film formation and stability 
Crystal Growth & Design 16 (2016) 3647. DOI: 10.1021/acs.cgd.6b00104

A. Yang, A. Franco-Cañellas, M. Sato, B. Wang, R.-B. Wang, H. Koike, I. Salzmann, P. K. Thakur, T.-L. Lee, L. Liu, S. Kera, A. Gerlach, K. Kanai, J. Fan, F. Schreiber, S. Duhm
Nitrogen substitution impacts organic-metal interface energetics 
Phys. Rev. B 94 (2016) 155426. DOI: 10.1103/PhysRevB.94.155426

T. Hao, Y. Xiong, F. Zu, Y. Zhao, X. Wang, Q. Fu, J. Jie, J. Yang, D. Xu
Length-dependent thermal transport in one-dimensional self-assembly of planar pi-conjugated molecule 
Nanoscale 8 (2016) 11932. DOI: 10.1039/C5NR09043A

T. Schultz, R. Schlesinger, N. Koch
Energy level tuning at inorganic/organic semiconductor heterojunctions 
Proc. SPIE 9923 (2016) 99230E. DOI: 10.1117/12.2236846

R.M. Silva, G. Clavel, Y. Fan, P. Amsalem, N. Koch, R.F. Silva, N. Pinna
Coating of vertically aligned carbon nanotubes by a novel manganese oxide atomic layer deposition process for dinder-free hybrid capacitors 
Adv. Mater. Interfaces 3 (2016) 21. DOI: 10.1002/admi.201600313

N. K. Reddy, S. Winkler, N. Koch, N. Pinna
Electrochemical Water Oxidation of Ultrathin Cobald Oxide-Based Catalyst Supported onto Aligned ZnO Nanorods 
ACS Appl. Mater. Interfaces 8 (2016) 3226. DOI: 10.1021/acsami.5b10858

Y. Nakayama, Y. Mizuno, T. Hosokai, T. Koganezawa, R. Tsuruta, A. Hinderhofer, A. Gerlach, K. Broch, V. Belova, H. Frank, M. Yamamoto, J. Niederhausen, H. Glowatzki, J.P. Rabe, N. Koch, H. Ishii, F. Schreiber, N. Ueno
Epitaxial Growth of an Organic p–n Heterojunction: C60 on Single-Crystal Pentacene 
ACS Appl. Mater. Interfaces 8 (2016) 13499. DOI: 10.1021/acsami.6b02744

J. Niederhausen, H. R. Kersell, C. Christodoulou, G. Heimel, H. Wonneberger, K. Müllen, J. P. Rabe, S.-W. Hla, and N. Koch
Monolayer phases of a dipolar perylene derivative on Au(111) and surface potential built-up in multilayers 
Langmuir 32 (2016) 3587. DOI: 10.1021/acs.langmuir.6b00053

G. Heimel
The optical signature of charges in conjugated polymers 
ACS Cent. Sci. 2 (2016) 309. DOI: 10.1021/acscentsci.6b00073

P. Christian,C. Röthel, M. Tazreiter, A. Zimmer, I. Salzmann, R. Resel, O. Werzer
Crystallization of Carbamazepine in proximity to its precursor Iminostilbene and a Silica surface 
Crystal Growth & Design 16 (2016) 2771. DOI: 10.1021/acs.cgd.6b00090

R. Resel, M. Bainschab, A. Pichler, T. Dingemans, C. Simbrunner, J. Stangl, I. Salzmann
Multiple scattering in grazing-incidence X-ray diffraction: Impact on lattice-constant determination in thin films 
J. Synchrotron Rad. 23 (2016) 729. DOI: 10.1107/S1600577516003672

T. Schultz, R. Schlesinger, J. Niederhausen, F. Henneberger, S. Sadofev, S. Blumstengel, A. Vollmer, F. Bussolotti, J.-P. Yang, S. Kera, K. Parvez, N. Ueno, K. Müllen, N. Koch
Tuning the work function of GaN with organic molecular acceptors 
Phys. Rev. B 93 (2016) 125309. DOI: 10.1103/PhysRevB.93.125309

R. Hansson, C. Lindqvist, L.K.E. Ericsson, A. Opitz, E. Wang, E. Moons
Photo-degradation in air of the active layer components in a thiophene-quinoxaline copolymer:fullerene solar cell 
Phys. Chem. Chem. Phys. 18 (2016) 11132. DOI: 10.1039/c5cp07752d

S. Käbisch, M. Timpel, H. Kirmse, M.A. Gluba, N. Koch, N.H. Nickel
Polarity of pulsed laser deposited ZnO nanostructures 
Appl. Phys. Lett. 108 (2016) 083114. DOI: 10.1063/1.4942887

A. Opitz, A. Wilke, P. Amsalem, M. Oehzelt, R.-P. Blum, J.P. Rabe, T. Mizokuro, U. Hörmann, R. Hansson, E. Moons, N. Koch
Organic heterojunctions: Contact-induced molecular reorientation, interface states, and charge re-distribution 
Scientific Reports 6 (2016) 21291. DOI: 10.1038/srep21291

I. Salzmann, G. Heimel, M. Oehzelt, S. Winkler, N. Koch
Molecular electrical doping of organic semiconductors: Fundamental mechanisms and emerging dopant design rules 
Acc. Chem. Res. 49 (2016) 370. DOI: 10.1021/acs.accounts.5b00438

K. Akaike, M. V. Nardi, M. Oehzelt, J. Frisch, A. Opitz, C. Christodoulou, G. Ligorio, P. Beyer, M. Timpel, I. Pis, F. Bondino, K. Moudgil, S. Barlow, S. R. Marder, N. Koch
Effective work function reduction of practical electrodes using an organometallic dimer 
Adv. Funct. Mater. 26 (2016) 249. DOI: 10.1002/adfm.201504680

Y. Ito, C. Christodoulou, M. V. Nardi, N.Koch, M. Kläui, H. Sachdev, K. Müllen
Tuning the Magnetic Properties of Carbon by Nitrogen Doping of its Graphene Domains 
J. Am. Chem. Soc. 137 (2015) 7678. DOI: 10.1021/ja512897m

C. Christodoulou, A. Giannakopoulos, G. Ligorio, M. Oehzelt, M. Timpel, J.Niederhausen, L. Pasquali, A. Giglia, K. Parvez, K. Müllen, D. Beljonne, N. Koch, M. V. Nardi
Tuning the Electronic Structure of Graphene by Molecular Dopants: Impact of the Substrate 
ACS Appl. Mater. Interfaces 7 (2015) 19134. DOI: 10.1021/acsami.5b04777

G. Ligorio, M.V. Nardi, C. Christodoulou, N. Koch
Organic semiconductor/gold interface interactions: from physisorption on planar surfaces to chemical reactions with metal nanoparticles 
ChemPhysChem 16 (2015) 2602. DOI: 10.1002/cphc.201500337

M. Oehzelt, K. Akaike, N. Koch, G. Heimel
Energy-level alignment at organic heterointerfaces 
Science Advances 1 (2015) 1501127. DOI: 10.1126/sciadv.1501127

L. Pithan, E. Meister, C. Jin, C. Weber, A. Zykov, K. Sauer, W. Brütting, H. Riegler, A. Opitz, S. Kowarik
Thermally driven smoothening of molecular thin films: Structural transitions in n-alkane layers studied in real-time 
J. Chem. Phys. 143 (2015) 164707. DOI: 10.1063/1.4934501

S. Yu, J. Frisch, A. Opitz, E. Cohen, M. Bendikov, N. Koch, I. Salzmann
Effect of molecular electrical doping on polyfuran based photovoltaic cells 
Appl. Phys. Lett. 106 (2015) 203301. DOI: 10.1063/1.4921484

B. Scherwitzl, C. Röthel, A.O.F. Jones, B. Kunert, I. Salzmann, R. Resel, G. Leising, A. Winkler
Idiosyncrasies of physical vapor deposition processes from various knudsen cells for quinacridone thin film growth on silicon dioxide 
J. Phys. Chem. C 119 (2015) 20900. DOI: 10.1021/acs.jpcc.5b04089

D. Reischl, C. Röthel, P. Christian, E. Roblegg, H.M.A. Ehmann, I. Salzmann, O. Werzer
Surface-induced polymorphism as a tool for enhanced dissolution: the example of phenytoin 
Crystal Growth & Design 15 (2015) 4687. DOI: 10.1021/acs.cgd.5b01002

C. Musumeci, I. Salzmann, S. Bonacchi, C. Röthel, S. Duhm, N. Koch, P. Samorì
The relationship between structural and electrical characteristics in perylenecarboxydiimide-based nanoarchitectures 
Adv. Funct. Mater. 25 (2015) 2501. DOI: 10.1002/adfm.201403773

N. Abedi, P. Herrmann, G. Heimel
Methanol on ZnO (1010): From adsorption over initial dehydrogenation to monolayer formation 
J. Phys. Chem. C 119 (2015) 21574. DOI: 10.1021/acs.jpcc.5b07154

P. Amsalem, G. Heimel, M. Oehzelt, N. Koch
The interface electronic properties of organic photovoltaic cells 
Journal of Electron Spectroscopy and Related Phenomena 2014 (2015) 177. DOI: 10.1016/j.elspec.2015.02.012

I. Salzmann, G. Heimel
Toward a comprehensive understanding of molecular doping organic semiconductors (review) 
Journal of Electron Spectroscopy and Related Phenomena 204 (2015) 208. DOI: 10.1016/j.elspec.2015.05.001

S. Grob, A.N. Bartynski, A. Opitz, M. Gruber, F. Grassl, E. Meister, T. Linderl, U. Hörmann, C. Lorch, E. Moons, F. Schreiber, M.E. Thompson, W. Brütting
Solvent vapor annealing on perylene-based organic solar cells 
J. Mater. Chem. A 3 (2015) 15700. DOI: 10.1039/c5ta02806j

S. Winkler, P. Amsalem, J. Frisch, M. Oehzelt, G. Heimel, N. Koch
Probing the energy levels in hole-doped molecular semiconductors 
Mater. Horiz. 2 (2015) 427. DOI: 10.1039/c5mh00023h

R. Schlesinger, F. Bianchi, S. Blumstengel, C. Christodoulou, R. Ovsyannikov, B. Kobin, K. Moudgil, S. Barlow, S. Hecht, S.R. Marder, F. Henneberger, N. Koch
Efficient light emission from inorganic and organic semiconductor hybrid structures by energy-level tuning 
Nature Communications 6 (2015) 6754. DOI: 10.1038/ncomms7754

R. Hansson, L.K.E. Ericsson, N.P. Holmes, J. Rysz, A. Opitz, M. Campoy-Quiles, E. Wang, M.G. Barr, A.L.D. Kilcoyne, X. Zhou, P. Dastoor and E. Moons
Vertical and lateral morphology effects on solar cell performance for a thiophene-quinoxaline copolymer:PC70BM blend 
J. Mater. Chem. A 3 (2015) 6970. DOI: 10.1039/c5ta00683j

F. Ghani, A. Opitz, P. Pingel, G. Heimel, I. Salzmann, J. Frisch, D. Neher, A. Tsami, U. Scherf, N. Koch
Charge transfer in and conductivity of molecularly doped thiophene-based copolymers 
J. Polym. Sci. B Polym. Phys. 53 (2015) 58. DOI: 10.1002/polb.23631

G. Lu, N. Koch, D. Neher
In-situ tuning threshold voltage of field-effect transistors based on blends of poly(3-hexylthiophene) with an insulator electret 
Appl. Phys. Lett. 107 (2015) 063301. DOI: 10.1063/1.4928554

E. Handick, P. Reinhard, J.-H. Alsmeier, L. Koehler, F. Pianezzi, S. Krause, M. Gorgoi, E. Ikenaga, N. Koch, R. G. Wilks, S. Buecheler, A. N. Tiwari, M. Bär
Potassium Postdeposition Treatment-Induced Band Gap Widening at Cu(In,Ga)Se2 Surfaces – Reason for Performance Leap? 
ACS Appl. Mater. Interfaces 7 (2015) 27414. DOI: 10.1021/acsami.5b09231

F. Piersimoni, R. Schlesinger, J. Benduhn, D. Spoltore, S. Reiter, I. Lange, N. Koch, K. Vandewal, D. Neher
Charge Transfer Absorption and Emission at ZnO/Organic Interfaces 
J. Phys. Chem. Lett. 6 (2015) 500. DOI: 10.1021/jz502657z

M. Timpel, M. V. Nardi, G. Ligorio, B. Wegner, M. Paetzel, B. Kobin, S. Hecht, N. Koch
Energy-Level Engineering at ZnO/Oligophenylene Interfaces with Phosphonate-Based Self-Assembled Monolayers 
ACS Appl. Mater. Interfaces 7 (2015) 11900. DOI: 10.1021/acsami.5b01669

M. Brendel, S. Krause, A. Steindamm, A. K. Topczak, S. Sundarraj, P. Erk, S. Höhla, N. Fruehauf, N. Koch, J. Pflaum
The Effect of Gradual Fluorination on the Properties of FnZnPc Thin Films and FnZnPc/C60 Bilayer Photovoltaic Cells 
Adv. Funct. Mater. 25 (2015) 1565. DOI: 10.1002/adfm.201404434

F. Anger, H. Glowatzki, A. Franco-Canellas, C. Burker, A. Gerlach, R. Schoz, Y. Sakamoto, T. Suzuki, N. Koch, F. Schreiber
Interface Dipole and Growth Mode of Partially and Fully Fluorinated Rubrene on Au(111) and Ag(111) 
J. Phys. Chem. C 119 (2015) 6769. DOI: 10.1021/jp511822g

M. Zellmeier, J. Rappich, M. Klaus, C. Genzel, S. Janietz, J. Frisch, N. Koch, N. H. Nickel
Side chain engineering of poly-thiophene and its impact on crystalline silicon based hybrid solar cells 
Appl. Phys. Lett. 107 (2015) 203301. DOI: 10.1063/1.4935751

K. Akaike, N. Koch, G. Heimel, M. Oehzelt
The Impact of Disorder on the Energy Level Alignment at Molecular Donor-Acceptor Interfaces 
Adv. Mater. Interfaces 2 (2015) 1500232. DOI: 10.1002/admi.201500232

Z. Y. Xia, G. Giambastiani, C. Christodoulou, M. V. Nardi, N. Koch, E. Treossi, V. Bellani, S. Pezzini, F. Corticelli, V. Morandi, A. Zanelli, V. Palermo
Synergic exfoliation of graphene with organic molecules and inorganic ions for the electrochemical production of flexible electrodes 
ChemPlusChem 79 (2014) 439. DOI: 10.1002/cplu.201300375

G. Ligorio, M. V. Nardi, C. Christodoulou, I. Florea, N. C. Monteiro, O. Ersen, M. Brinkmann,N. Koch
Charging and exciton-mediated decharging of metal nanoparticles in organic semiconductor matrices 
Appl. Phys. Lett. 104 (2014) 163302. DOI: 10.1063/1.4873347

M. Timpel, M.V. Nardi, S. Krause, G. Ligorio, C. Christodoulou, L. Pasquali, A. Giglia, J. Frisch, B. Wegner, P. Moras, N. Koch
Surface Modification of ZnO(0001)–Zn with Phosphonate-Based Self-Assembled Monolayers: Binding Modes, Orientation, and Work Function 
Chem. Mater. 26 (2014) 5042. DOI: 10.1021/cm502171m

K.-H. Dostert, C.P. O'Brien, W. Riedel, A. Savara, W. Liu, M. Oehzelt, A. Tkatchenko, S. Schauermann
Interaction of Isophorone with Pd(111): A combination of infrared reflection-absorption spectroscopy, Near-Edge X-ray Absorption Fine Structure, and Density Functional Theory studies 
J. Phys. Chem. C 118 (2014) 27833. DOI: 10.1021/jp506637v

K. Akaike, N. Koch, M. Oehzelt
Fermi level pinning induced electrostatic fields and band bending at organic heterojunctions 
Appl. Phys. Lett. 105 (2014) 223303. DOI: 10.1063/1.4903360

U. Hörmann, C. Lorch, A. Hinderhofer, A. Gerlach, M. Gruber, J. Kraus, B. Sykora, S. Grob, T. Linderl, A. Wilke, A. Opitz, R. Hansson, A.S. Anselmo, Y. Ozawa, Y. Nakayama, H. Ishii, N. Koch, E. Moons, F. Schreiber, W. Brütting
Voc from a morphology point of view: the influence of molecular orientation on the open circuit voltage of organic planar heterojunction solar cells 
J. Phys. Chem. C 118 (2014) 26462. DOI: 10.1021/jp506180k

A. Pichler, R. Resel, A. Neuhold, T. Dingemans, G. Schwabegger, M. Moret, C. Simbrunner, I. Salzmann
Crystal structure determination of organic thin-films: the example of 2,2′:6′,2′′-ternaphthalene 
Zeitschrift für Kristallographie - Crystalline Materials 229 (2014) 385. DOI: 10.1515/zkri-2013-1704

A. Ciesielski, S. Haar, M. El Gemayel, H. Yang, J. Clough, G. Melinte, M. Gobbi, E. Orgiu, M. V. Nardi, G. Ligorio, V. Palermo, N. Koch, O. Ersen, C. Casiraghi, P. Samorì
Harnessing the liquid-phase exfoliation of Graphene using aliphatic compounds: a supramolecular approach 
Angew. Chem. Int. Ed. 53 (2014) 10355. DOI: 10.1002/anie.201402696

S. Yu, A. Opitz, S. Grob, R. Resel, M. Oehzelt, W. Brütting, I. Salzmann, N. Koch
Performance enhancement of diindenoperylene-based organic photovoltaic cells by nanocolumn-arrays 
Organic Electronics 15 (2014) 2210. DOI: 10.1016/j.orgel.2014.06.023

M. Oehzelt, N. Koch, G. Heimel
Organic semiconductor density of states controls the energy level alignment at electrode interfaces 
Nature Communications 5 (2014) 4174. DOI: 10.1038/ncomms5174

S. Winkler, J. Frisch, P. Amsalem, S. Krause, M. Timpel, M. Stolte, F. Würthner, N. Koch
Impact of Molecular Dipole Moments on Fermi Level Pinning in Thin Films 
J. Phys. Chem. C 118 (2014) 11731. DOI: 10.1021/jp5021615

C. Christodoulou, A. Giannakopoulos, M. V. Nardi, G. Ligorio, M. Oehzelt, L. Chen, L. Pasquali, M. Timpel, A. Giglia, S. Nannarone, P. Norman, M. Linares, K. Parvez, K. Müllen, D. Beljonne, N. Koch
Tuning the work function of Graphene-on-quartz with a high weight molecular acceptor 
J. Phys. Chem. C 118 (2014) 4784. DOI: 10.1021/jp4122408

J. Niederhausen, S. Duhm, G. Heimel, C. Bürker, Q. Xin, A. Wilke, A. Vollmer, F. Schreiber, S. Kera, J. P. Rabe, N. Ueno, N. Koch
Seleno groups control the energy-level alignment between conjugated organic molecules and metals 
J. Chem. Phys. 140 (2014) 014705. DOI: 10.1063/1.4858856

H. Wang, P. Amsalem, G. Heimel, I. Salzmann, N. Koch, M. Oehzelt
Band-Bending in Organic Semiconductors: the Role of Alkali-Halide Interlayers 
Adv. Mater. 26 (2014) 925. DOI: 10.1002/adma.201303467

M. Castellani, S. Winkler, B. Bröker, M. Baumgarten, K. Müllen, N. Koch
Work function increase of transparent conductive electrodes by solution processed electron acceptor molecular monolayers 
Appl. Phys. A 114 (2014) 291. DOI: 10.1007/s00339-013-8048-x

C. Christodoulou, A. Giannakopoulos, M. V. Nardi, G. Ligorio, M. Oehzelt, L. Chen, G. Heimel, R. Ovsyannikov, L. Pasquali, M. Timpel, O. Monti, A. Giglia, S. Nannorone, K. Parvez, M. Linares, P. Norman, K. Muellen, D. Beljonne, N. Koch
Workfunction tuning of graphene with organic molecules 
Abstr. Pap. Am. Chem. Soc. 247 (2014) 543. 

F. Bianchi, S. Sadofev, R. Schlesinger, B. Kobin, S. Hecht, N. Koch, F. Henneberger, S. Blumstengel
Cascade energy transfer versus charge seperation in ladder-type oligo(p-phenylene)/ZnO hybrid structures for light-emitting applications 
Appl. Phys. Lett. 105 (2014) 233301. DOI: 10.1063/1.4903517

Y. Ito, C. Christodoulou, M. V. Nardi, N. Koch, H. Sachdev, K. Muellen
Chemical Vapor Deposition of N-Doped Graphene and Carbon Films: The Role of Precursors and Gas Phase 
ACS Nano 8 (2014) 3337. DOI: 10.1021/nn405661b

S. Nau, R. Trattnig, L. Pevzner, M. Jäger, R. Schlesinger, M. V. Nardi, G. Ligorio, C. Christodoulou, N. Schulte, S. Winkler, J. Frisch, A. Vollmer, M. Baumgarten, S. Sax, N. Koch, K. Müllen, E. J. W. List–Kratochvil
All solution processed blue multi-layer light emitting diodes realized by thermal layer stabilization and orthogonal solvent processing 
Proc. SPIE 8829 (2013) 88290Z. DOI: 10.1117/12.2024146

R. Trattnig, L. Pevzner, M. Jäger, R. Schlesinger, M. V. Nardi, G. Ligorio, C. Christodoulou, N. Koch, M. Baumgarten, K. Müllen, E. J. W. List
Bright blue solution processed triple-layer polymer light-emitting diodes realized by thermal layer stabilization and orthogonal solvents 
Adv. Funct. Mater. 23 (2013) 4897. DOI: 10.1002/adfm.201300360

C. Schwarz, S. Tscheuschner, J. Frisch, S. Winkler, N. Koch, H. Bässler, A. Köhler
Role of the effective mass and interfacial dipoles on exciton dissociation in organic donor-acceptor solar cells 
Phys. Rev. B 87 (2013) 155205. DOI: 10.1103/PhysRevB.87.155205

Y. Nakayama, J. Niederhausen, S. Machida, Y. Uragami, H. Kinjo, A. Vollmer, J.P. Rabe, N. Koch, H. Ishii
Valence band structure of rubrene single crystals in contact with an organic gate dielectric 
Organic Electronics 14 (2013) 1825. DOI: 10.1016/j.orgel.2013.04.019

S. Duhm, C. Bürker, J. Niederhausen, I. Salzmann, T. Hosokai, J. Duvernay, S. Kera, F. Schreiber, N. Koch, N. Ueno, A. Gerlach
Pentacene on Ag(111): Correlation of Bonding Distance with Intermolecular Interaction and Order 
ACS Appl. Mater. Interfaces 5 (2013) 9377. DOI: 10.1021/am402778u

C. Burker, N. Ferri, A. Tkatchenko, A. Gerlach, J. Niederhausen, T. Hosokai, S. Duhm, J. Zegenhagen, N. Koch, F. Schreiber
Exploring the bonding of large hydrocarbons on noble metals: Diindoperylene on Cu(111), Ag(111), and Au(111) 
Phys. Rev. B 87 (2013) 165443. DOI: 10.1103/PhysRevB.87.165443

S. Nau, N. Schulte, S. Winkler, J. Frisch, A. Vollmer, N. Koch, S. Sax, E.J.W. List
Highly efficient color-stable deep-blue multilayer PLEDs: Preventing PEDOT:PSS-induced interface degradation 
Adv. Mater. 25 (2013) 4420. DOI: 10.1002/adma.201300832

K. Schmoltner, F. Schlütter, M. Kivala, M. Baumgarten, S. Winkler, R. Trattnig, N. Koch, A. Klug, E. J. W. List, K. Müllen
A heterotriangulene polymer for air-stable organic field-effect transistors 
Polym. Chem. 4 (2013) 5337. DOI: 10.1039/c3py00089c

S. Winkler, J. Frisch, R. Schlesinger, M. Oehzelt, R. Rieger, J. Räder, J.P. Rabe, K. Müllen, N. Koch
The impact of local work function variations on Fermi level pinning of organic semiconductors 
J. Phys. Chem. C 117 (2013) 22285. DOI: 10.1021/jp401919z

R. Schlesinger, Y. Xu, O.T. Hofmann, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, F. Henneberger, P. Rinke, M. Scheffler, N. Koch
Controlling the work function of ZnO and the energy-level alignment at the interface to organic semiconductors with a molecular electron acceptor 
Phys. Rev. B 87 (2013) 155311. DOI: 10.1103/PhysRevB.87.155311

Y. Xu, O.T. Hofmann, R. Schlesinger, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, F. Henneberger, N. Koch, P. Rinke, M. Scheffler
Space-charge transfer in hybrid inorganic-organic systems 
Phys. Rev. Lett. 111 (2013) 226802. DOI: 10.1103/PhysRevLett.111.226802

A. Opitz, J. Frisch, R. Schlesinger, A. Wilke, N. Koch
Energy level alignment at interfaces in organic photovoltaic devices 
Journal of Electron Spectroscopy and Related Phenomena 190 (2013) 12. DOI: 10.1016/j.elspec.2012.11.008

M. Dohr, O. Werzer, Q. Shen, I. Salzmann, C. Teichert, C. Ruzie, G. Schweicher, Y. H. Geerts, M. Sferrazza, R. Resel
Dynamics of monolayer-island transitions in 2,7-dioctyl-benzothienobenzthiophene thin films 
ChemPhysChem 14 (2013) 2554. DOI: 10.1002/cphc.201300227

H. Méndez, G. Heimel, A. Opitz, K. Sauer, P. Barkowski, M. Oehzelt, J. Soeda, T. Okamoto, J. Takeya, J.-B. Arlin, J.-Y. Balandier, Y. Geerts, N. Koch, I. Salzmann
Doping of organic semiconductors: Impact of dopant strength and electronic coupling 
Angew. Chem. Int. Ed. 52 (2013) 7751. DOI: 10.1002/anie.201302396

A. Moser, I. Salzmann, M. Oehzelt, A. Neuhold, H.-G. Flesch, J. Ivanco, S. Pop, T. Toader, D.R.T. Zahn, D.-M. Smilgies, R. Resel
A disordered layered phase in thin films of sexithiophene 
Chemical Physics Letters 574 (2013) 51. DOI: 10.1016/j.cplett.2013.04.053

A. Ringk, W.S.C. Roelofs, E.C.P. Smits, C. van der Marel, I. Salzmann, A. Neuhold, G.H. Gelinck, R. Resel, D.M. de Leeuw, P. Strohriegl
N-Type self-assembled monolayer field-effect transistors for flexible organic electronics 
Organic Electronics 14 (2013) 1297. DOI: 10.1016/j.orgel.2013.02.016

O. Werzer, B. Kunert, E. Roblegg, A. Zimmer, M. Oehzelt, R. Resel
Surface induced order of solution processed caffeine needles on silica and muscovite mica 
Crystal Growth & Design 13 (2013) 1322. DOI: 10.1021/cg301812m

G. Lu, J. Blakesley, S. Himmelberger, P. Pingel, J. Frisch, I. Lieberwirth, I. Salzmann, M. Oehzelt, R. Di Pietro, A. Salleo, N. Koch, D. Neher
Moderate doping leads to high performance of semiconductor/insulator polymer blend transistors 
Nature Communications 4 (2013) 1588. DOI: 10.1038/ncomms2587

A. Paris, N. Verbitskiy, A. Nefedov, Y. Wang, A. Fedorov, D. Haberer, M. Oehzelt, L. Petaccia, D. Usachov, D. Vyalikh, H. Sachdev, C. Wöll, M. Knupfer, B. Büchner, L. Calliari, L. Yashina, S. Irle, A. Grüneis
Kinetic isotope effect in the hydrogenation and deuteration of graphene 
Adv. Funct. Mater. 23 (2013) 1628. DOI: 10.1002/adfm.201202355

V. Scenev, P. Cosseddu, A. Bonfiglio, I. Salzmann, N. Severin, M. Oehzelt, N. Koch, J. P. Rabe
Origin of mechanical strain sensitivity of pentacene thin-film transistors 
Organic Electronics 14 (2013) 1323. DOI: 10.1016/j.orgel.2013.02.030

L. Masson, H. Sahaf, P. Amsalem, F. Dettoni, E. Moyen, N. Koch, M. Hanbücken
Nanoscale Si template for the growth of self-organized one-dimensional nanostructures 
Applied Surface Science 267 (2013) 192. DOI: 10.1016/j.apsusc.2012.09.155

E. Salomon, P. Amsalem, N. Marom, M. Vondracek, L. Kronik, N. Koch, T. Angot
Electronic structure of CoPc adsorbed on Ag(100): Evidence for molecule-substrate interaction mediated by Co 3d orbitals 
Phys. Rev. B 87 (2013) 075407. DOI: 10.1103/PhysRevB.87.075407

G. Heimel, S. Duhm, I. Salzmann, A. Gerlach, A. Strozecka, J. Niederhausen, C. Bürker, T. Hosokai, I. Fernandez-Torrente, G. Schulze, S. Winkler, A. Wilke, R. Schlesinger, J. Frisch, B. Bröker, A. Vollmer, B. Detlefs, J. Pflaum, S. Kera, K. J. Franke, N. Ueno, J. I. Pascual, F. Schreiber, N. Koch
Charged and metallic molecular monolayers through surface-induced aromatic stabilization 
Nature Chemistry 5 (2013) 187. DOI: 10.1038/nchem.1572

P. Amsalem, J. Niederhausen, A. Wilke, G. Heimel, R. Schlesinger, S. Winkler, A. Vollmer, J. P. Rabe, N. Koch
Role of charge transfer, dipole-dipole interactions, and electrostatics in Fermi-level pinning at a molecular heterojunction on a metal surface 
Phys. Rev. B 87 (2013) 035440. DOI: 10.1103/PhysRevB.87.035440

L. Giovanelli, F. C. Bocquet, P. Amsalem, H.-L. Lee, M. Abel, S. Clair, M. Koudia, T. Faury, L. Petaccia, D. Topwal, E. Salomon, T. Angot, A. A. Cafolla, N. Koch, L. Porte, A. Goldoni, J.-M. Themlin
Interpretation of valence band photoemission spectra at organic-metal interfaces 
Phys. Rev. B 87 (2013) 035413. DOI: 10.1103/PhysRevB.87.035413

M. Scheffler, W. Liu, J. Carrasco, B. Santra, A. Michaelides, A. Tkatchenko, R. Schlesinger, Y. Xu, O. T. Hofmann, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, P. Rinke, F. Henneberger, N. Koch
Adsorption of organic molecules at metal and metal-oxide surfaces: Theoretical challenges, concepts, and insights 
Abstr. Pap. Am. Chem. Soc. 245 (2013). 

G. Schwabegger, M. Oehzelt, I. Salzmann, F. Quochi, M. Saba, A. Mura, G. Bongiovanni, A. Vollmer, N. Koch, H. Sitter, C. Simbrunner
Interface Properties of Organic para-Hexaphenyl/α-Sexithiophene Heterostructures Deposited on Highly Oriented Pyrolytic Graphite 
Langmuir 29 (2013) 14444. DOI: 10.1021/la402242b

J. Frisch, M. Herder, P. Herrmann, G. Heimel, S. Hecht, N. Koch
Photoinduced reversible changes in the electronic structure of photochromic diarylethene films 
Appl. Phys. A 113 (2013) 1. DOI: 10.1007/s00339-013-7892-z

S. Kabisch, M. A. Gluba, C. Klimm, S. Krause, N. Koch, N. H. Nickel
Polarity driven morphology of zinc oxide nanostructures 
Appl. Phys. Lett. 103 (2013) 103106. DOI: 10.1063/1.4820410

S. Krause, M. Stolte, F. Würthner, N. Koch
Influence of Merocyanine Molecular Dipole Moments on the Valence Levels in Thin Films and the Interface Energy Level Alignment with Au(111) 
J. Phys. Chem. C 117 (2013) 19031. DOI: 10.1021/jp4060395

H. Glowatzki, G. Heimel, A. Vollmer, S. L. Wong, H. Huang, W. Chen, A. T. S. Wee, J. P. Rabe, N. Koch
Impact of Fluorination on Initial Growth and Stability of Pentacene on Cu(111) 
J. Phys. Chem. C 116(14) (2012) 7726. DOI: 10.1021/jp208582z

E. Orgiu, N. Crivillers, M. Herder, L. Grubert, M. Pätzel, J. Frisch, E. Pavlica, D.T. Duong, G. Bratina, A. Salleo, N. Koch, S. Hecht, P. Samorì
Optically switchable transistor via energy-level phototuning in a bicomponent organic semiconductor 
Nature Chemistry 4 (2012) 675. DOI: 10.1038/nchem.1384

S. Fladischer, A. Neuhold, E. Kraker, T. Haber, B. Lamprecht, I. Salzmann, R. Resel, W. Grogger
Diffusion of Ag into Organic Semiconducting Materials: A Combined Analytical Study Using Transmission Electron Microscopy and X-ray Reflectivity 
ACS Appl. Mater. Interfaces 4 (2012) 5608. DOI: 10.1021/am301504j

M. Defaux, F. Gholamrezaie, J. Wang, A. Kreyes, U. Ziener, D. V. Anokhin, D. A. Ivanov, A. Moser, A. Neuhold, I. Salzmann, R. Resel, D. M. de Leeuw, S. C. J. Meskers, M. Moeller, A. Mourran
Solution-Processable Septithiophene Monolayer Transistor 
Adv. Mater. 24 (2012) 973. DOI: 10.1002/adma.201103522

I. Salzmann, A. Moser, M. Oehzelt, T. Breuer, X. Feng, Z.-Y. Juang, D. Nabok, R. G. D. Valle, S. Duhm, G. Heimel, A. Brillante, E. Venuti, I. Bilotti, C. Christodoulou, J. Frisch, P. Puschnig, C. Draxl, G. Witte, K. Müllen, N. Koch
Epitaxial Growth of π‑Stacked Perfluoropentacene on Graphene-Coated Quartz 
ACS Nano 6 (2012) 10874. DOI: 10.1021/nn3042607

A. Wilke, J. Endres, U. Hörmann, J. Niederhausen, R. Schlesinger, J. Frisch, P. Amsalem, J. Wagner, M. Gruber, A. Opitz, A. Vollmer, W. Brütting, A. Kahn, N. Koch
Correlation between interface energetics and open circuit voltage in organic photovoltaic cells 
Appl. Phys. Lett. 101 (2012) 233301. DOI: 10.1063/1.4769360

N. Koch
Electronic structure of interfaces with conjugated organic materials 
Phys. Status Solidi RRL 6 (2012) 277. DOI: 10.1002/pssr.201206208

D. A. Egger, F. Rissner, E. Zojer, G. Heimel
Polarity switching of charge transport and thermoelectricity in self-assembled monolayer devices 
Adv. Mater. 24 (2012) 4403. DOI: https://10.1002/adma.201200872

J. Niederhausen, P. Amsalem, A. Wilke, R. Schlesinger, S. Winkler, A. Vollmer, J. P. Rabe, N. Koch
Doping of C60 monolayers by Fermi-level pinning induced electron transfer 
Phys. Rev. B 86 (2012) 081411. DOI: 10.1103/PhysRevB.86.081411

C. Simbrunner, G. Hernandez-Sosa, F. Quochi, G. Schwabegger, C. Botta, M. Oehzelt, I. Salzmann, T. Djuric, A. Neuhold, R. Resel, M. Saba, A. Mura, G. Bongiovanni, A. Vollmer, N. Koch, H. Sitter
Color tuning of nanofibers by periodic organic-organic hetero-epitaxy 
ACS Nano 6 (2012) 4629. DOI: 10.1021/nn2047235

B. Wedl, R. Resel, G. Leising, B. Kunert, I. Salzmann, M. Oehzelt, N. Koch, A. Vollmer, S. Duhm, O. Werzer, G. Gbabode, M. Sferrazza, Y. Geerts
Crystallisation kinetics in thin films of dihexyl-terthiophene: The appearance of polymorphic phases 
RSC Adv. 2 (2012) 4404. DOI: 10.1039/c2ra20272g

A. Vollmer, R. Ovsyannikov, M. Gorgoi, S. Krause, M. Oehzelt, A. Lindblad, N. Mårtensson, S. Svensson, P. Karlsson, M. Lundvuist, T. Schmeiler, J. Pflaum, N. Koch
Two dimensional band structure mapping of organic single crystals using the new generation electron energy analyzer ARTOFJ. 
Journal of Electron Spectroscopy and Related Phenomena 185 (2012) 55. DOI: 10.1016/j.elspec.2012.01.003

M. Neuschitzer, A. Moser, A. Neuhold, J. Kraxner, B. Stadlober, M. Oehzelt, I. Salzmann, R. Resel, J. Novak
Grazing-incidence in-plane X-ray diffraction on ultra-thin organic films using standard laboratory equipment 
J. Appl. Cryst. 45 (2012) 367. DOI: 10.1107/S0021889812000908

A. Opitz, M. Horlet, M. Kiwull, J. Wagner, M. Kraus, W. Brütting
Bipolar charge transport in organic field-effect transistors: Enabling high mobilities and transport of photo-generated charge carriers by a molecular passivation layer 
Organic Electronics 13 (2012) 1614. DOI: 10.1016/j.orgel.2012.04.032

I. Salzmann, G. Heimel, S. Duhm, M. Oehzelt, P. Pingel, B. M. George, A. Schnegg, K. Lips, R.-P. Blum, A. Vollmer, N. Koch
Intermolecular hybridization governs molecular electrical doping 
Phys. Rev. Lett. 108 (2012) 035502. DOI: 10.1103/PhysRevLett.108.035502

J. Frisch, M. Schubert, E. Preis, J. P. Rabe, D. Neher, U. Scherf, N. Koch
Full electronic structure across a polymer heterojunction solar cell 
J. Mater. Chem. 22 (2012) 4418. DOI: 10.1039/c1jm14968g

M. Schubert, D. Dolfen, J. Frisch, S. Roland, R. Steyrleuthner, B. Stiller, Z. Chen, U. Scherf, N. Koch, A. Facchetti, D. Neher
Influence of Aggregation on the Performance of All-Polymer Solar Cells Containing Low-Bandgap Naphthalenediimide Copolymers 
Adv. Energy Mater. 2 (2012) 369. DOI: 10.1002/aenm.201100601

J. Wagner, M. Gruber, A. Wilke, Y. Tanaka, K. Topczak, A. Steindamm, U. Hörmann, A. Opitz, Y. Nakayama, H. Ishii, J. Pflaum, N. Koch, W. Bruetting
Identification of different origins for s-shaped current voltage characteristics in planar heterojunction organic solar cells 
Journal of Applied Physics 111 (2012) 054509. DOI: 10.1063/1.3692050

J. Frisch, A. Vollmer, N. Koch
Energy level pinning of an n-type semiconducting polymer on conductive polymer electrodes: Effects of work function and annealing 
Journal of Applied Physics 112 (2012) 033712. DOI: 10.1063/1.4745017

G. Heimel, I. Salzmann, N. Koch
On the fundamental processes in molecular electrical doping of organic semiconductors 
AIP Conference Proceedings 1456 (2012) 148. DOI: 10.1063/1.4730654

S. Albrecht, S. Janietz, W. Schindler, J. Frisch, J. Kurpiers, J. Kniepert, S. Inal, P. Pingel, K. Fostiropoulos, N. Koch, D. Neher
Fluorinated Copolymer PCPDTBT with Enhanced Open-Circuit Voltage and Reduced Recombination for Highly Efficient Polymer Solar Cells 
J. Am. Chem. Soc. 134 (2012) 14932. DOI: 10.1021/ja305039j

M. Malicki, G. Heimel, Z. Guan, S. D. Ha, S. Barlow, A. Kahn, S. R. Marder
Energy-level alignment in 4’-substituted stilbene-4-thiolate self-assembled monolayers on gold 
J. Phys. Chem. C 115 (2011) 7487. DOI: 10.1021/jp111900g

Z.-Y. Ma, F. Rissner, L.-J. Wang, G. Heimel, Q.-K. Li, Z. Shuai, E. Zojer
Electronic Structure of Pyridine-based SAMs on Flat Au(111) Surfaces: Extended Charge Rearrangements and Fermi Level Pinning 
Phys. Chem. Chem. Phys. 13 (2011) 9747. DOI: 10.1039/C0CP02168G

P. Amsalem, A. Wilke, J. Frisch, J. Niederhausen, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Interlayer molecular diffusion and thermodynamic equilibrium in organic heterostructures on a metal electrode 
Journal of Applied Physics 110 (2011) 113709. DOI: 10.1063/1.3662878

F. C. Bocquet, L. Giovanelli, P. Amsalem, L. Petaccia, D. Topwal, S. Gorikov, M. Abel, N. Koch, L. Porte, A. Goldoni, J. M. Themlin
Final-state diffraction effects in angle-resolved photoemission at an organic-metal interface 
Phys. Rev. B 84 (2011) 241497. DOI: 10.1103/PhysRevB.84.241407

C. Simbrunner, D. Nabok, G. Hernandez-Sosa, M. Oehzelt, T. Djuric, R. Resel, L. Romaner, P. Puschnig, C. Ambrosch-Draxl, I. Salzmann, G. Schwabegger, I. Watzinger, H. Sitter
Epitaxy of rodlike organic molecules on sheet silicates-A growth model based on experiments and simulations 
J. Am. Chem. Soc. 133 (2011) 3056. DOI: 10.1021/ja109729e

C. Simbrunner, G. Hernandez-Sosa, M. Oehzelt, T. Djuric, I. Salzmann, M. Brinkmann, G. Schwabegger, I. Watzinger, H. Sitter, R. Resel
Epitaxial growth of sexithiophene on mica surfaces 
Phys. Rev. B 83 (2011) 115443. DOI: 10.1103/PhysRevB.83.115443

D. Usachov, O. Vilkov, A. Gruneis, D. Haberer, A. Fedorov, V. K. Adamchuk, A. B. Preobrajenski, P. Dudin, A. Barinov, M. Oehzelt,C. Laubschat, D. V. Vyalikh
Nitrogen-doped graphene: Efficient growth, structure, and electronic properties 
Nano Lett. 11 (2011) 5401. DOI: 10.1021/nl2031037

J. Zhang, Y. Wu, S. Duhm, J. P. Rabe, P. Rudolf, N. Koch
Formation of intra-island grain boundaries in pentacene monolayers 
Phys. Chem. Chem. Phys. 13 (2011) 21102. DOI: 10.1039/c1cp21506j

U. Aygül, H. Peisert, J. Frisch, A. Vollmer, N. Koch, T. Chasse
Electronic properties of interfaces between PCPDTBT and prototypical electrodes studied by photoemission spectroscopy 
ChemPhysChem 12 (2011) 2345. DOI: 10.1002/cphc.201000999

P. Amsalem, J. Niederhausen, J. Frisch, A. Wilke, B. Bröker, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Metal-to-acceptor charge transfer through a molecular spacer layer 
J. Phys. Chem. C 115 (2011) 17503. DOI: 10.1021/jp2053376

J. Fraxedas, S. Garcia-Gil, S. Monturet, N. Lorente, I. Fernández-Torrente, K. J. Franke, J. I. Pascual, A. Vollmer, R.-P. Blum, N. Koch, P. Ordejón
Modulation of surface charge transfer through competing long-range repulsive versus short-range attractive interactions 
J. Phys. Chem. C 115 (2011) 18640. DOI: 10.1021/jp2050838

J. Niederhausen, P. Amsalem, J. Frisch, A. Wilke, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Tuning hole-injection barriers at organic/metal interfaces exploiting the orientation of a molecular acceptor interlayer 
Phys. Rev. B 84 (2011) 165302. DOI: 10.1103/PhysRevB.84.165302

T. Breuer, I. Salzmann, J. Götzen, M. Oehzelt, A. Morherr, N. Koch, G. Witte
Interrelation between substrate roughness and thin-film structure of functionalized acenes on graphite 
Crystal Growth & Design 11 (2011) 4996. DOI: 10.1021/cg200894y

R. Trattnig, T. M. Figueira-Duarte, D. Lorbach, W. Wiedemair, S. Sax, S. Winkler, A. Vollmer, N. Koch, M. Manca, M. A. Loi, M. Baumgarten, E. J. W. List, K. Müllen
Deep blue polymer light emitting diodes based on easy to synthesize, non-aggregating polypyrene 
Opt. Express 19 (2011) A1281. DOI: 10.1364/oe.19.0a1281

E. J. W. List, N. Koch
Focus issue: Organic light-emitting diodes-status quo and current developments 
Opt. Express 19 (2011) A1237. DOI: 10.1364/oe.19.0a1237

S. Yu, C. Klimm, P. Schäfer, J. P. Rabe, B. Rech N. Koch
Organic photovoltaic cells with interdigitated structures based on pentacene nanocolumn arrays 
Organic Electronics 12 (2011) 2180. DOI: 10.1016/j.orgel.2011.09.021

I. Lange, J. C. Blakesley, J. Frisch, A. Vollmer, N. Koch, D. Neher
Band bending in conjugated polymer layers 
Phys. Rev. Lett. 106 (2011) 216402. DOI: 10.1103/PhysRevLett.106.216402

S. Duhm, Q. Xin, N. Koch, N. Ueno, S. Kera
Impact of alkyl side chains at self-assembly, electronic structure and charge arrangement in sexithiophene thin films 
Organic Electronics 12 (2011) 903. DOI: 10.1016/j.orgel.2011.03.009

J. Frisch, A. Vollmer, J. P. Rabe, N. Koch
Ultrathin polythiophene films on an intrinsically conducting polymer electrode: Charge transfer induced valence states and interface dipoles 
Organic Electronics 12 (2011) 916. DOI: 10.1016/j.orgel.2011.03.005

A. Wilke, P. Amsalem, J. Frisch, B. Bröker, A. Vollmer, N. Koch
Electric fields induced by energy level pinning at organic heterojunctions 
Appl. Phys. Lett. 98 (2011) 123304. DOI: 10.1063/1.3571286

T. Qin, W. Wiedemair, S. Nau, R. Trattnig, S. Sax, S. Winkler, A. Vollmer, N. Koch, M. Baumgarten, E. J. W. List, K. Müllen
Core, shell, and surface-optimized dendrimers for blue light-emitting diodes 
J. Am. Chem. Soc. 133 (2011) 1301. DOI: 10.1021/ja109734e

S. Käbisch, P. Pingel, J. P. Rabe, N. Koch
Substrate- and oxidation-induced roughness of individual terraces of pentacene thin films 
Thin Solid Films 519 (2011) 1857. DOI: 10.1016/j.tsf.2010.10.032

G. Heimel, I. Salzmann, S. Duhm, N. Koch
Design of organic semiconductors from molecular electrostatics 
Chem. Mater. 23 (2011) 359. DOI: 10.1021/cm1021257

I. Salzmann, D. Nabok, M. Oehzelt, S. Duhm, A. Moser, G. Heimel, P. Puschnig, C. Ambrosch-Draxl, J. P. Rabe, N. Koch
Structure solution of the 6,13-pentacenequinone surface-induced polymorph by combining X-ray diffraction reciprocal-space mapping and theoretical structure modeling 
Crystal Growth & Design 11 (2011) 600. DOI: 10.1021/cg1015143

F. Rissner, D. A. Egger, L. Romaner, G. Heimel, E. Zojer
The electronic structure of mixed self-assembled monolayers 
ACS Nano 4 (2010) 6735. DOI: 10.1021/nn102360d

G. M. Rangger, L. Romaner, O. T. Hofmann, G. Heimel, M. G. Ramsey, E. Zojer
Analyzing the bonding between conjugated organic molecules and noble metal surfaces using overlap populations 
J. Chem. Theory Comput. 6 (2010) 3481. DOI: 10.1021/ct100449c

L. J. Wang, G. M. Rangger, Z. Y. Ma, Q. K. Li, Z. Shuai, E. Zojer, G. Heimel
Is there a Au-S bond dipole in self-assembled monolayers on gold? 
Phys. Chem. Chem. Phys. 12 (2010) 4287. DOI: 10.1039/B924306M

D. A. Egger, F. Rissner, G. M. Rangger, O. T. Hofmann, L. Wittwer, G. Heimel E. Zojer
Self-assembled monolayers of polar molecules on Au(111) surfaces: Distributing the dipoles 
Phys. Chem. Chem. Phys. 12 (2010) 4291. DOI: 10.1039/b924238b

G. Heimel, F. Rissner, E. Zojer
Modeling the electronic properties of Pi-conjugated self-assembled monolayers 
Adv. Mater. 22 (2010) 2494. DOI: 10.1002/adma.200903855

A. M. Track, F. Rissner, G. Heimel, L. Romaner, D. Käfer, A. Bashir, G. M. Rangger, O. T. Hofmann, T. Bucko, G. Witte, and E. Zojer
Simultaneously understanding the geometric and electronic structure of anthraceneselenolate on Au(111): A combined theoretical and axperimental study 
J. Phys. Chem. C 114 (2010) 2677. DOI: 10.1021/jp9102756

L. Giovanelli, P. Amsalem, T. Angot, L. Petaccia, S. Gorikov, L. Porte, A. Goldoni, J. M. Themlin
Valence band photoemission from the Zn-phthalocyanine/Ag(110) interface: Charge transfer and scattering of substrate photoelectrons 
Phys. Rev. B 82 (2010) 125431. DOI: 10.1103/PhysRevB.82.125431

L. Kronik, N. Koch
Electronic properties of organic-based interfaces 
MRS Bulletin 35 (2010) 417. DOI: 10.1557/mrs2010.578

J. Wagner, M. Gruber, A. Hinderhofer, A. Wilke, B. Bröker, J. Frisch, P. Amsalem, A. Vollmer, A. Opitz, N. Koch, F. Schreiber, W. Brütting
High fill factor and open circuit voltage in organic photovoltaic cells with diindenoperylene as donor material 
Adv. Funct. Mater. 20 (2010) 4295. DOI: 10.1002/adfm.201001028

B. Bröker, O. T. Hofmann, G. M. Rangger, P. Frank, R. P. Blum, R. Rieger, L. Venema, A. Vollmer, K. Müllen, J. P. Rabe, A. Winkler, P. Rudolf, E. Zojer, N. Koch
Density-dependent reorientation and rehybridization of chemisorbed conjugated molecules for controlling interface electronic structure 
Phys. Rev. Lett. 104 (2010) 246805. DOI: 10.1103/PhysRevLett.104.246805

H. Yamane, A. Gerlach, S. Duhm, Y. Tanaka, T. Hosokai, Y. Y. Mi, J. Zegenhagen, N. Koch, K. Seki, F. Schreiber
Site-specific geometric and electronic relaxations at organic-metal interfaces 
Phys. Rev. Lett. 105 (2010) 046103. DOI: 10.1103/PhysRevLett.105.046103

S. Blumstengel, H. Glowatzki, S. Sadofev, N. Koch, S. Kowarik, J. P. Rabe, F. Henneberger
Band-offset engineering in organic/inorganic semiconductor hybrid structures 
Phys. Chem. Chem. Phys. 12 (2010) 11642. DOI: 10.1039/c004944c

P. Frank, T. Djuric, M. Koini, I. Salzmann, R. Rieger, K. Müllen, R. Resel, N. Koch, A. Winkler
Layer growth, thermal stability and desorption behavior of hexaaza-triphenylene-hexacarbonitrile on Ag(111) 
J. Phys. Chem. C 114 (2010) 6650. DOI: 10.1021/jp100704v

K. Medjanik, D. Kutnyakhov, S. A. Nepijko, G. Schönhense, S. Naghavi, V. Alijani, C. Felser, N. Koch, R. Rieger, M. Baumgarten, K. Müllen
Electronic structure of large disc-type donors and acceptors 
Phys. Chem. Chem. Phys. 12 (2010) 7184. DOI: 10.1039/b926999a

J.-O. Vogel, I. Salzmann, S. Duhm, M. Oehzelt, J. P. Rabe, N. Koch
Phase-separation and mixing in thin films of co-deposited rod-like conjugated molecules 
J. Mater. Chem. 20 (2010) 4055. DOI: 10.1039/b927594k

A. Opitz, J. Wagner, W. Brütting, I. Salzmann, N. Koch, J. Manara, J. Pflaum, A. Hinderhofer, F. Schreiber
Charge separation at molecular donor-acceptor interfaces: correlation between interface morphology and solar cell performance 
IEEE Journal of Selected Topics in Quantum Electronics 16 (2010) 1707. DOI: 10.1109/jstqe.2010.2048096

A. Wilke, T. Mizokuro, R. P. Blum, J. P. Rabe, N. Koch
Electronic properties of Cu-phthalocyanine/fullerene planar and bulk hetereojunctions on PEDOT:PSS 
IEEE Journal of Selected Topics in Quantum Electronics 16 (2010) 1732. DOI: 10.1109/jstqe.2010.2042035

B. Fraboni, R. DiPietro, A. Cavallini, P. Cosseddu, A. Bonfiglio, J.-O. Vogel, J. P. Rabe, N. Koch
Correlating photocurrent spectra and electrical transport parameters in organic field effect transistors 
Organic Electronics 11 (2010) 273. DOI: 10.1016/j.orgel.2009.11.005

S. Duhm, S. Hosoumi, I. Salzmann, A. Gerlach, M. Oehzelt, B. Wedl, T.-L. Lee, F. Schreiber, N. Koch, N. Ueno, S. Kera
Influence of intramolecular polar bonds on interface energetics in perfluoro-pentacene on Ag(111) 
Phys. Rev. B 81 (2010) 045418. DOI: 10.1103/PhysRevB.81.045418

P. Pingel, L. Zhu, K. S. Park, J.-O. Vogel, S. Janietz, E.-G. Kim, J. P. Rabe, J.-L. Brédas, N. Koch
Charge-Transfer Localization in Molecularly Doped Thiophene-Based Donor Polymers 
J. Phys. Chem. Lett. 1 (2010) 2037. DOI: 10.1021/jz100492c

F. Rissner, G. M. Rangger, O. T. Hofmann, A. M. Track, G. Heimel, E. Zojer
Understanding vacuum-level alignment and Fermi level pinning at metal/SAM/organic contacts 
ACS Nano 3 (2009) 3513. DOI: 10.1021/nn9010494

L.-J. Wang, G. M. Rangger, L. Romaner, G. Heimel, T. Bucko, Z.-Y. Ma, Q.-K. Li, Z. Shuai, E. Zojer
Electronic structure of self-assembled monolayers on Au(111) surfaces: The impact of the backbone polarizability 
Adv. Funct. Mater. 19 (2009) 3766. DOI: 10.1002/adfm.200901152

G. Heimel, E. Zojer, L. Romaner, J.-L. Brédas, F. Stellacci
Doping molecular wires 
Nano Lett. 9 (2009) 2559. DOI: 10.1021/nl9006613

M. Malicki, Z. Guan, S. D. Ha, G. Heimel, S. Barlow, M. Rumi, A. Kahn, S. Marder
Preparation and characterization of 4’-donor substituted stilbene-4-thiolate monolayers and their influence on the work function of gold 
Langmuir 25 (2009) 7967. DOI: 10.1021/la9004104

B. Bröker, R. P. Blum, L. Beverina, O. T. Hofmann, M. Sassi, R. Ruffo, G. A. Pagani, G. Heimel, A. Vollmer, J. Frisch, J. P. Rabe, E. Zojer, N. Koch
A high molecular weight donor for electron injection interlayers on metal electrodes 
ChemPhysChem 10 (2009) 2947. DOI: 10.1002/cphc.200900472

J. Frisch, H. Glowatzki, S. Janietz, N. Koch
Solution-based metal electrode modification for improved charge injection in polymer field-effect transistors 
Organic Electronics 10 (2009) 1459. DOI: 10.1016/j.orgel.2009.08.008

G. Heimel, I. Salzmann, S. Duhm, J. P. Rabe, N. Koch
Intrinsic surface dipoles control the energy levels of conjugated polymers 
Adv. Funct. Mater. 19 (2009) 3874. DOI: 10.1002/adfm.200901025

Y. Liang, J. Frisch, L. Zhi, H. Norouzi-Arasi, X. Feng, J. P. Rabe, N. Koch, K. Müllen
Transparent, highly conductive graphene electrodes from acetylene-assisted thermolysis of graphite oxide sheets and nanographene molecules 
Nanotechnology 20 (2009) 434007. DOI: 10.1088/0957-4484/20/43/434007

S. Duhm, I. Salzmann, B. Bröker, H. Glowatzki, R. L. Johnson, N. Koch
Interdiffusion of molecular acceptors through organic layers to metal substrates mimics doping-related energy level shifts 
Appl. Phys. Lett. 95 (2009) 093305. DOI: 10.1063/1.3213547

M. Castellani, I. Salzmann, P. Bugnon, S. Yu, M. Oehzelt, N. Koch
Structural and electronic implications for carrier injection into organic semiconductors 
Appl. Phys. A 97 (2009) 1. DOI: 10.1007/s00339-009-5336-6

X. Cheng, Y.-Y. Noh, J. Wang, M. Tello, J. Frisch, R.-P. Blum, A. Vollmer, J. P. Rabe, N. Koch, H. Sirringhaus
Controlling electron and hole charge injection in ambipolar organic field-effect transistors by self-assembled monolayers 
Adv. Funct. Mater. 19 (2009) 2407. DOI: 10.1002/adfm.200900315

S. Duhm, I. Salzmann, R. L. Johnson, N. Koch
Electronic non-equilibrium conditions at C60-pentacene heterostructures 
Journal of Electron Spectroscopy and Related Phenomena 174 (2009) 40. DOI: 10.1016/j.elspec.2009.04.008

P. Frank, N. Koch, M. Koini, R. Rieger, K. Müllen, R. Resel, A. Winkler
Layer growth and desorption kinetics of a discoid molecular acceptor on Au(111) 
Chemical Physics Letters 473 (2009) 321. DOI: 10.1016/j.cplett.2009.04.019

G. M. Rangger, O. T. Hofmann, L. Romaner, G. Heimel, B. Bröker, R.-P. Blum, R. L. Johnson, N. Koch, E. Zojer
F4TCNQ on Cu, Ag, and Au as prototypical example for a strong organic acceptor on coinage metals 
Phys. Rev. B 79 (2009) 165306. DOI: 10.1103/PhysRevB.79.165306

J. Zhang, I. Salzmann, P. Schäfer, M. Oehzelt, S. Duhm, J. P. Rabe, N. Koch
The morphology of organic nanocolumn arrays: amorphous versus crystalline solids 
Journal of Materials Research 24 (2009) 1492. DOI: 10.1557/jmr.2009.0163

Y. Wu, T. Toccoli, J. Zhang, N. Koch, E. Iacob, A. Pallaoro, S. Iannotta, P. Rudolf
Key role of molecular kinetic energy in early stages of pentacene island growth 
Appl. Phys. A 95 (2009) 21. DOI: 10.1007/s00339-008-5039-4

A. Vollmer, X. L. Feng, X. Wang, L. J. Zhi, K. Müllen, N. Koch, J. P. Rabe
Electronic and structural properties of graphene-based transparent and conductive thin film electrodes 
Appl. Phys. A 94 (2009) 1. DOI: 10.1007/s00339-008-4931-2

S. Duhm, I. Salzmann, G. Heimel, M. Oehzelt, A. Haase, R. L. Johnson, J. P. Rabe, N. Koch
Controlling energy level offsets in organic/organic heterostructures using intramolecular polar bonds 
Appl. Phys. Lett. 94 (2009) 033304. DOI: 10.1063/1.3073046

N. Ueno, M. Fahlmann, N. Koch
Special Issue Advanced Spectroscopies of Molecular Materials for Electronics Preface 
J. Electron Spectrosc. 174 (2009) 1. DOI: 10.1016/j.elspec.2009.05.011

P. Cosseddu, J.-O. Vogel, B. Fraboni, J. P. Rabe, N. Koch, A. Bonfiglio
Continuous Tuning of Organic Transistor Operation from Enhancement to Depletion Mode 
Adv. Mater. 21 (2009) 344. DOI: 10.1002/adma.200800373

B. Bröker, R.-P. Blum, J. Frisch, A. Vollmer, O. T. Hofmann, R. Rieger, K. Müllen, J. P. Rabe, E. Zojer, N. Koch
Gold work function reduction by 2.2 eV with an air-stable molecular donor layer 
Appl. Phys. Lett. 93 (2008) 243303. DOI: 10.1063/1.3049616

L. Romaner, G. Heimel, C. Ambrosch-Draxl, E. Zojer
The dielectric constant of self-assembled monolayers 
Adv. Funct. Mater. 18 (2008) 3999. DOI: 10.1002/adfm.200800876

G. Heimel, L. Romaner, E. Zojer, J.-L. Brédas
The interface energetics of self-assembled monolayers on metals 
Acc. Chem. Res. 41 (2008) 721. DOI: 10.1021/ar700284q

M. Gruber, G. Heimel, L. Romaner, J.-L. Brédas, E. Zojer
A first-principles study of the geometric and electronic structure of Au13 clusters: Importance of the prism motif 
Phys. Rev. B 77 (2008) 165411/1. DOI: 10.1103/PhysRevB.77.165411

L. Romaner, G. Heimel, E. Zojer
Electronic structure of thiol-bonded self-assembled monolayers: the impact of coverage 
Phys. Rev. B 77 (2008) 045113/1. DOI: 10.1103/PhysRevB.77.045113

G. Rangger, L. Romaner, G. Heimel, E. Zojer
Understanding the properties of interfaces and organic self-assembled monolayers and noble metals – a theoretical perspective 
Surf. Interface Anal. 40 (2008) 371. DOI: 10.1002/sia.2645

I. Salzmann, S. Duhm, R. Opitz, R. L. Johnson, J. P. Rabe, N. Koch
Structural and electronic properties of pentacene-fullerene heterojunctions 
Journal of Applied Physics 104 (2008) 114518. DOI: 10.1063/1.3040003

S. Bange, A. Kuksov, D. Neher, A. Vollmer, N. Koch, A. Ludemann, S. Heun
The role of poly(3,4-ethylenedioxythiophene):poly(styrenesulphonate) as a hole injection layer in a blue-emitting polymer light-emitting diode 
Journal of Applied Physics 104 (2008) 104506. DOI: 10.1063/1.3021140

N. Severin, S. Groeper, R. Kniprath, H. Glowatzki, N. Koch, I.M. Sokolov, J.P. Rabe
Data scattering in scanning tunneling spectroscopy 
Ultramicroscopy 109 (2008) 85. DOI: 10.1016/j.ultramic.2008.08.006

H. Glowatzki, B. Bröker, R.-P. Blum, O. T. Hofmann, A. Vollmer, R. Rieger, K. Müllen, E. Zojer, J. P. Rabe, N. Koch
“Soft” metallic contact to isolated C60 molecules 
Nano Lett. 8 (2008) 3825. DOI: 10.1021/nl8021797

I. Salzmann, S. Duhm, G. Heimel, M. Oehzelt, R. Kniprath, R. L. Johnson, J. P. Rabe, N. Koch
Tuning the ionization energy of organic semiconductor films: The role of intramolecular polar bonds 
J. Am. Chem. Soc. 130 (2008) 12870. DOI: 10.1021/ja804793a

J. Zhang, J. P. Rabe, N. Koch
Grain-boundary evolution in a pentacene monolayer 
Adv. Mater. 20 (2008) 3254. DOI: 10.1002/adma.200703066

S. Duhm, I. Salzmann, N. Koch, H. Fukagawa, T. Kataoka, S. Hosoumi, K. Nebashi, S. Kera, N. Ueno
Vacuum sublimed α,ω-dihexylsexithiophene thin films: Correlating electronic structure and molecular orientation 
Journal of Applied Physics 104 (2008) 033717. DOI: 10.1063/1.2968254

I. Salzmann, S. Duhm, G. Heimel, J. P. Rabe, N. Koch, M. Oehzelt, Y. Sakamoto, T. Suzuki
Structural order in perfluoropentacene thin films and hetero-structures with pentacene 
Langmuir 24 (2008) 7294. DOI: 10.1021/la800606h

S. Blumstengel, N. Koch, S. Sadofev, P. Schäfer, H. Glowatzki, R. L. Johnson, J. P. Rabe, F. Henneberger
Interface formation and electronic structure of α-sexithiophene on ZnO 
Appl. Phys. Lett. 92 (2008) 193303. DOI: 10.1063/1.2918089

S. Duhm, G. Heimel, I. Salzmann, H. Glowatzki, R. L. Johnson, A. Vollmer, J. P. Rabe, N. Koch
Orientation-dependent ionization energies and interface dipoles in ordered molecular assemblies 
Nature Materials 7 (2008) 326. DOI: 10.1038/nmat2119

F. Jäckel, U. G. E. Perera, V. Iancu, K.-F. Braun, N. Koch, J. P. Rabe, S.-W. Hla
Investigating Molecular Charge Transfer Complexes with a Low Temperature Scanning Tunneling Microscope 
Phys. Rev. Lett. 100 (2008) 126102. DOI: 10.1103/PhysRevLett.100.126102

S. Blumstengel, S. Sadofev, C. Xu, J. Puls, R.L. Johnson, H. Glowatzki, N. Koch, F. Henneberger
Electronic coupling in organic-inorganic semiconductor hybrid structures with type-II energy level alignment 
Phys. Rev. B 77 (2008) 085323. DOI: 10.1103/PhysRevB.77.085323

N. Koch, A. Gerlach, S. Duhm, H. Glowatzki, G. Heimel, A. Vollmer, Y. Sakamoto, T. Suzuki, J. Zegenhagen, J. P. Rabe, F. Schreiber
Adsorption-induced intramolecular dipole: Correlating molecular conformation and interface electronic structure 
J. Am. Chem. Soc. 130 (2008) 7300. DOI: 10.1021/ja800286k

H. Glowatzki, G. N. Gavrila, S. Seifert, R. L. Johnson, J. Räder, K. Müllen, D. R. T. Zahn, J. P. Rabe, N. Koch
Hexa-peri-hexabenzocoronene on Ag(111): monolayer/multilayer transition of molecular orientation and electronic structure 
J. Phys. Chem. C 112 (2008) 1570. DOI: 10.1021/jp0774894

P. Cosseddu, A. Bonfiglio, I. Salzmann, J. P. Rabe, N. Koch
Ambipolar transport in transparent and flexible all-organic heterojunction field effect transistors at ambient conditions 
Organic Electronics 9 (2008) 191. DOI: 10.1016/j.orgel.2007.10.011

N. Koch
Energy levels at interfaces between metals and conjugated organic molecules 
Journal of Physics: Condensed Matter 20 (2008) 18. DOI: 10.1088/0953-8984/20/18/184008

N. Koch
COLL 367-Ground-state charge transfer across organic/organic junctions 
ACS Proceedings 235 (2008). 

S. Duhm, A. Gerlach, I. Salzmann, B. Bröker, R. L. Johnson, F. Schreiber, N. Koch
PTCDA on Au(1 1 1), Ag(1 1 1) and Cu(1 1 1): Correlation of interface charge transfer to bonding distance 
Organic Electronics 9 (2008) 111. DOI: 10.1016/j.orgel.2007.10.004

N. Koch
Organic Electronic Devices and Their Functional Interfaces 
ChemPhysChem 8 (2007) 1438. DOI: 10.1002/cphc.200700177

P. Cosseddu, I. Salzmann, J. P. Rabe, N. Koch, A. Bonfiglio
All-organic flexible and transparent ambipolar FETs with organic bulk heterojunctions 
MRS Proceedings 1029E (2007) F09-20. DOI: 10.1557/PROC-1029-F09-20

L. Romaner, G. Heimel, J.-L. Brédas, A. Gerlach, F. Schreiber, R. L. Johnson, J. Zegenhagen, S. Duhm, N. Koch, E. Zojer
Impact of bidirectional charge transfer and molecular distortions on the electronic structure of a metal-organic interface 
Phys. Rev. Lett. 99 (2007) 256801. DOI: 10.1103/PhysRevLett.99.256801

J.-O. Vogel, I. Salzmann, R. Opitz, S. Duhm, B. Nickel, J. P. Rabe, N. Koch
Sub-nanometer control of the interlayer spacing in thin films of intercalated rodlike conjugated molecules 
J. Phys. Chem. B 111 (2007) 14097. DOI: 10.1021/jp077158r

K. Fehse, S. Olthof, K. Walzer, K. Leo, R. L. Johnson, H. Glowatzki, B. Bröker, N. Koch
Energy level alignment of electrically doped hole transport layers with transparent and conductive indium tin oxide and polymer anodes 
Journal of Applied Physics 102 (2007) 073719. DOI: 10.1063/1.2786573

H. Glowatzki, S. Duhm, K.-F. Braun, J. P. Rabe, N. Koch
Molecular chains and carpets of sexithiophenes on Au(111) 
Phys. Rev. B 76 (2007) 125425. DOI: 10.1103/PhysRevB.76.125425

H. Krüger, S. Janietz, D. Sainova, D. Dobreva, N. Koch, A. Vollmer
Hybrid supramolecular naphthalenediimide-thiophene structures and their application in polymer electronics 
Adv. Funct. Mater. 17 (2007) 3715. DOI: 10.1002/adfm.200700365

I. Salzmann, S. Duhm, R. Opitz, J. P. Rabe, N. Koch
Impact of low 6,13-pentacenequinone concentration on pentacene thin film growth 
Appl. Phys. Lett. 91 (2007) 051919. DOI: 10.1063/1.2767972

R. Kniprath, S. Duhm, H. Glowatzki, N. Koch, S. Rogaschewski, J. P. Rabe, S. Kirstein
Internal structure of nanoporous TiO2 / polyion thin films prepared by layer-by-layer deposition 
Langmuir 23 (2007) 9860. DOI: 10.1021/la700385v

E. F. Aziz, A. Vollmer, S. Eisebitt, W. Eberhardt, P. Pingel, D. Neher, N. Koch
Localized charge transfer in a molecularly doped conducting polymer 
Adv. Mater. 19 (2007) 3257. DOI: 10.1002/adma.200700926

F. Schreiber, A. Gerlach, N. Koch, E. Zojer, M. Sokolowski, F. S. Tautz, M. Rohlfing, E. Umbach
Comment on “Electron core-hole interaction and its induced ionic structural relaxation in molecular systems under x-ray irradiation” 
Phys. Rev. Lett. 99 (2007) 059601. DOI: 10.1103/PhysRevLett.99.059601

B. Stadlober, U. Haas, H. Gold, A. Haase, G. Jakopic, G. Leising, N. Koch, S. Rentenberger, E. Zojer
Orders-of-magnitude reduction of the contact resistance in short-channel hot embossed organic thin film transistors by oxidative treatment of Au-Electrodes 
Adv. Funct. Mater. 17 (2007) 2687. DOI: 10.1002/adfm.200700294

F. J. Zhang, A. Vollmer, J. Zhang, Z. Xu, J. P. Rabe, N. Koch
Energy level alignment and morphology of interfaces between molecular and polymeric organic semiconductors 
Organic Electronics 8 (2007) 606. DOI: 10.1016/j.orgel.2007.04.010

J. Zhang, I. Salzmann, S. Rogaschewski, J. P. Rabe, N. Koch, F. Zhang, Z. Xu
Arrays of crystalline C60 and pentacene nanocolumns 
Appl. Phys. Lett. 90 (2007) 193117. DOI: 10.1063/1.2738193

I. Salzmann, R. Opitz, S. Rogaschewski, J. P. Rabe, N. Koch, B. Nickel
Phase separation in vacuum codeposited pentacene/6,13-pentacenequinone thin films 
Phys. Rev. B 75 (2007) 174108. DOI: 10.1103/PhysRevB.75.174108

S. Duhm, H. Glowatzki, J. P. Rabe, N. Koch, R. L. Johnson
Spontaneous charge transfer at organic-organic homointerfaces to establish thermodynamic equilibrium 
Appl. Phys. Lett. 90 (2007) 122113. DOI: 10.1063/1.2715042

D. Sainova, S. Janietz, U. Asawapirom, L. Romaner, E. Zojer, N. Koch, A. Vollmer
Improving the stability of polymer FETs by introducing fixed acceptor units into the main chain: Application to poly(alkylthiophenes) 
Chem. Mater. 19 (2007) 1472. DOI: 10.1021/cm061571e

Y. Wu, T. Toccoli, N. Koch, E. Iacob, A. Pallaoro, P. Rudolf, S. Iannotta
Controlling the early stages of pentacene growth by supersonic molecular beam deposition 
Phys. Rev. Lett. 98 (2007) 076601. DOI: 10.1103/PhysRevLett.98.076601

N. Koch, A. Vollmer, A. Elschner
Influence of water on the work function of conducting poly(3,4-ethylenedioxythiophene)/poly(styrenesulfonate) 
Appl. Phys. Lett. 90 (2007) 043512. DOI: 10.1063/1.2435350

N. Koch, A. Vollmer, S. Duhm, Y. Sakamoto, T. Suzuki
The effect of fluorination on pentacene/gold interface energetics and charge reorganization energy 
Adv. Mater. 19 (2007) 112. DOI: 10.1002/adma.200601825

A. Gerlach, S. Sellner, F. Schreiber, N. Koch, J. Zegenhagen
Substrate dependent bonding distances of PTCDA: A comparative x-ray standing-wave study on Cu(111) and Ag(111) 
Phys. Rev. B 75 (2007) 045401. DOI: 10.1103/PhysRevB.75.045401

S. Duhm, H. Glowatzki, V. Cimpeanu, J. Klankermayer, J. P. Rabe, R. L. Johnson, N. Koch
Weak charge transfer between an acceptor molecule and metal surfaces enabling organic/metal energy level tuning 
J. Phys. Chem. B 110 (2006) 21069. DOI: 10.1021/jp0644715

N. Koch, A. Vollmer
Electrode–molecular semiconductor contacts: Work-function-dependent hole injection barriers versus Fermi-level pinning 
Appl. Phys. Lett. 89 (2006) 162107. DOI: 10.1063/1.2364166

S. Rentenberger, A. Vollmer, E. Zojer, R. Schennach, N. Koch
UV/ozone treated Au for air-stable, low hole injection barrier electrodes in organic electronics 
J. Appl. Phys. 100 (2006) 053701. DOI: 10.1063/1.2336345

N. Koch, I. Salzmann, R. L. Johnson, J. Pflaum, R. Friedlein, J. P. Rabe
Molecular orientation dependent energy levels at interfaces with pentacene and pentacenequinone 
Organic Electronics 7 (2006) 537. DOI: 10.1016/j.orgel.2006.07.010

J. Guo, N. Koch, S. L. Bernasek, J. Schwartz
Enhanced hole injection in a polymer light emitting diode using a small molecule monolayer bound to the anode 
Chemical Physics Letters 426 (2006) 370. DOI: 10.1016/j.cplett.2006.05.129

S. Blumstengel, N. Koch, S. Duhm, H. Glowatzki, R. L. Johnson, C. Xu, A. Yassar, J. P. Rabe, F. Henneberger
Morphology, interfacial electronic structure, and optical properties of oligothiophenes grown on ZnSe(100) by molecular beam deposition 
Phys. Rev. B 73 (2006) 165323. DOI: 10.1103/PhysRevB.73.165323

N. Koch, A. Elschner, R. L. Johnson
Green polyfluorene-conducting polymers interfaces: Energy level alignment and device performance 
Journal of Applied Physics 100 (2006) 024512. DOI: 10.1063/1.2216283

S. Duhm, H. Glowatzki, J. P. Rabe, N. Koch, R. L. Johnson
Influence of alkyl chain substitution on sexithienyl-metal interface morphology and energetics 
Appl. Phys. Lett. 88 (2006) 203109. DOI: 10.1063/1.2204834

A. Vollmer, H. Weiss, S. Rentenberger, I. Salzmann, J. P. Rabe, N. Koch
The interaction of oxygen and ozone with pentacene 
Surface Science 600 (2006) 4004. DOI: 10.1016/j.susc.2005.11.067

N. Koch, A. Vollmer, I. Salzmann, B. Nickel, H. Weiss, J. P. Rabe
Evidence for temperature-dependent band dispersion in pentacene 
Phys. Rev. Lett. 96 (2005) 156803. DOI: 10.1103/PhysRevLett.96.156803

N. Koch, S. Duhm, J. P. Rabe, S. Rentenberger, R. L. Johnson, J. Klankermayer, F. Schreiber
Tuning the hole injection barrier height at organic/metal interfaces with (sub-) monolayers of electron acceptor molecules 
Appl. Phys. Lett. 87 (2005) 101905. DOI: 10.1063/1.2041838

N. Koch, S. Duhm, A. Vollmer, J. P. Rabe, R. L. Johnson
Optimized hole injection with strong electron acceptors at organic-metal interfaces 
Phys. Rev. Lett. 95 (2005) 237601. DOI: 10.1103/PhysRevLett.95.237601

C. E. Heiner, J. Dreyer, I. V. Hertel, N. Koch, H.-H. Ritze, W. Widdra, B. Winter
Anisotropy in ordered sexithiophene thin films studied by angle-resolved photoemission using combined laser and synchrotron radiation 
Appl. Phys. Lett. 87 (2005) 093501. DOI: 10.1063/1.2034105

N. Koch, G. Heimel, J. Wu, E. Zojer, R. L. Johnson, J.-L. Brédas, K. Müllen, J. P. Rabe
Influence of molecular conformation on organic/metal interface energetics 
Chemical Physics Letters 413 (2005) 390. DOI: 10.1016/j.cplett.2005.08.004

A. Vollmer, O. D. Jurchescu, I. Arfaoui, I. Salzmann, T. T. M. Palstra, P. Rudolf, J. Niemax, J. Pflaum, J. P. Rabe, N. Koch
The effect of oxygen exposure on pentacene electronic structure 
Eur. Phys. J. E 17 (2005) 339. DOI: 10.1140/epje/i2005-10012-0

Y. Hosoi, N. Koch, Y. Sakurai, H. Ishii, T. U. Kampen, G. Salvan, D. R. T. Zahn, G. Leising, Y. Ouchi, K. Seki
Structural study of thin films of neutral and potassium-doped oligophenylenes on Cu(1 0 0) 
Surface Science 589 (2005) 19. DOI: 10.1016/j.susc.2005.05.044

E.L. Hanson, J. Guo, N. Koch, J. Schwartz, S. L. Bernasek
Advanced surface modification of indium tin oxide for improved charge injection in organic devices 
J. Am. Chem. Soc. 127 (2005) 10058. DOI: 10.1021/ja050481s

J. Guo, N. Koch, J. Schwartz, S. L. Bernasek
Direct measurement of surface complex loading and surface dipole and their effect on simple device behavior 
J. Phys. Chem. B 109 (2005) 3966. DOI: 10.1021/jp046337v

N. Koch, F. Jäckel, J. Ghijsen, M. C. Rojas, M. Grioni, J. P. Rabe, R. L. Johnson, A. Kahn, J.-J. Pireaux
Observation of filled states at the Fermi-level in alkali-metal intercalated organic films: dependence on substrate work function 
Journal of Electron Spectroscopy and Related Phenomena 144-147 (2005) 495. DOI: 10.1016/j.elspec.2005.01.016

N. Koch, A. Elschner, R. L. Johnson, J. P. Rabe
Energy level alignment at interfaces with pentacene: metals versus conducting polymers 
Applied Surface Science 244 (2005) 593. DOI: 10.1016/j.apsusc.2004.10.128

N. Koch, A. Elschner, J. P. Rabe, R. L. Johnson
Work function independent hole-injection barriers between pentacene and conducting polymers 
Adv. Mater. 17 (2005) 330. DOI: 10.1002/adma.200400697

B. Nickel, R. Barabash, R. Ruiz, N. Koch, A. Kahn, L. C. Feldman, R. F. Haglund, G. Scoles
Dislocation arrangements in pentacene thin films 
Phys. Rev. B 70 (2004) 125401. DOI: 10.1103/PhysRevB.70.125401

J. Ghijsen, R. L. Johnson, A. Elschner, N. Koch
VUV photoemission using synchrotron light: A tool for characterising surfaces and interfaces occurring in OLEDs 
Journal of Alloys and Compounds 382 (2004) 179. DOI: 10.1016/j.jallcom.2004.05.050

R. Ruiz, B. Nickel, N. Koch, L. C. Feldman, R. F. Haglund, A. Kahn, F. Family, G. Scoles
Dynamic scaling, island size distribution, and morphology in the aggregation regime of submonolayer pentacene films 
Phys. Rev. Lett. 91 (2003) 136102. DOI: 10.1103/PhysRevLett.91.136102

E. L. Hanson, J. Schwartz, B. Nickel, N. Koch, M. F. Danisman
Bonding self-assembled, compact organophosphonate monolayers to the native oxide surface of silicon 
J. Am. Chem. Soc. 125 (2003) 16074. DOI: 10.1021/ja035956z

N. Koch, B. Nickel, J. Ghijsen, A. Elschner, J. Schwartz, J.-J. Pireaux, A. Kahn
Metal versus polymer electrodes in organic devices: Energy level alignment, hole injection, and structure 
MRS Proceedings 711 (2003) L 3.6. DOI: 10.1557/PROC-771-L3.6

A. C. Dürr, N. Koch, M. Kelsch, A. Rühm, J. Ghijsen, R. L. Johnson, J.-J. Pireaux, J. Schwartz, F. Schreiber, H. Dosch, A. Kahn
Interplay between morphology, structure and electronic properties at diindenoperylene-gold interfaces 
Phys. Rev. B 68 (2003) 115428. DOI: 10.1103/PhysRevB.68.115428

N. Koch, A. Elschner, J. Schwartz, A. Kahn
Organic molecular films on gold versus conducting polymer: Influence of injection barrier height and morphology on current-voltage characteristics 
Appl. Phys. Lett. 82 (2003) 2281. DOI: 10.1063/1.1565506

R. Weber, B. Winter, I. V. Hertel, B. Stiller, S. Schrader, L. Brehmer, N. Koch
Photoemission from azobenzene alkanethiol self-assembled monolayers 
J. Phys. Chem. B 107 (2003) 7768. DOI: 10.1021/jp0226681

N. Koch, A. C. Dürr, J. Ghijsen, R. L. Johnson, J.-J. Pireaux, J. Schwartz, F. Schreiber, H. Dosch, A. Kahn
Optically induced electron transfer from conjugated organic molecules to charged metal clusters 
Thin Solid Films 441 (2003) 145. DOI: 10.1016/s0040-6090(03)00925-8

R. Ruiz, B. A. Nickel, N. Koch, L. C. Feldman, R. F. Haglund, A. Kahn, G. Scoles
Pentacene ultrathin film formation on reduced and oxidized Si surfaces 
Phys. Rev. B 67 (2003) 125406. DOI: 10.1103/PhysRevB.67.125406

N. Koch, C. Chan, A. Kahn, J. Schwartz
Lack of thermodynamic equilibrium in conjugated organic molecular thin films 
Phys. Rev. B 67 (2003) 195330. DOI: 10.1103/PhysRevB.67.195330

A. Kahn, N. Koch, W. Y. Gao
Electronic structure and electrical properties of interfaces between metals and pi-conjugated molecular films 
J. Polym. Sci. B Polym. Phys. 41 (2003) 2529. DOI: 10.1002/polb.10642

J. Schwartz, E. L. Bruner, N. Koch, A. R. Span, S. L. Bernasek, A. Kahn
Controlling the work function of indium tin oxide: Differentiating dipolar from local surface effects 
Synthetic Metals 138 (2003) 223. DOI: 10.1016/s0379-6779(02)01290-0

N. Koch, A. Kahn, J. Ghijsen, J.-J. Pireaux, J. Schwartz, R. L. Johnson, A. Elschner
Conjugated organic molecules on metal versus polymer electrodes: Demonstration of a key energy level alignment mechanism 
Appl. Phys. Lett. 82 (2003) 70. DOI: 10.1063/1.1532102

N. Koch, J. Ghijsen, R. L. Johnson, J. Schwartz, J.-J. Pireaux, A. Kahn
Physisorption-like interaction at the interfaces formed by pentacene and samarium 
J. Phys. Chem. B 106 (2002) 4192. DOI: 10.1021/jp0135813

C. Suess, F. P. Wenzl, G. Jakopic, M. Wuchse, S. Muehlegger, N. Koch, A. Haase, K. Lamprecht, M. Schatzmayr, C. Mitterbauer, F. Hofer, G. Leising
Combined XPS, AFM, TEM and ellipsometric studies on nanoscale layers in organic light emitting diodes 
Surface Science 507-510 (2002) 473. DOI: 10.1016/s0039-6028(02)01288-8

R. Ruiz, L. C. Feldman, R. F. Haglund Jr., R. A. McKee, N. Koch, B. A. Nickel, J. Pflaum, G. Scoles, A. Kahn
Growth and morphology of pentacene films on oxide surfaces 
MRS Proceedings 708 (2002) 415. DOI: 10.1557/PROC-708-BB10.54

E. L. Bruner, N. Koch, A. R. Span, S. L. Bernasek, A. Kahn, J. Schwartz
Controlling the workfunction of indium tin oxide: Differentiating dipolar from local surface effects 
J. Am. Chem. Soc. 124 (2002) 3192. DOI: 10.1021/ja012316s

N. Koch, J. Ghijsen, R. Ruiz, J. Pflaum, R. L. Johnson, J.-J. Pireaux, J. Schwartz, A. Kahn
Interaction and energy level alignment at interfaces between pentacene and low work function metals 
MRS Proceedings 708 (2002) 9. DOI: 10.1557/PROC-708-BB2.4

E. Bruner, J. Schwartz, S. L. Bernasek, N. Koch, A. Span, A. Kahn
Modifying the work function of indium tin oxide 
J. Am. Chem. Soc. 224 (2002) 3192. DOI: 10.1021/ja012316s

E. S. Gawalt, M. J. Avaltroni, N. Koch, J. Schwartz
Self-assembly and bonding of alkanephosphonic acids on the native oxide surface of titanium 
Langmuir 17 (2001) 5736. DOI: 10.1021/la010649x

R. Resel, N. Koch, F. Meghdadi, G. Leising, L. Athouel, G. Froyer, F.Hofer
A polymorph crystal structure of hexaphenyl observed in thin films 
Cryst. Res. Technol. 36 (2001) 47. DOI: 10.1002/1521-4079(200101)36:1<47::aid-crat47>3.3.co;2-o

N. Koch, D. Pop, R. L. Weber, N. Böwering, B. Winter, M. Wick, G. Leising, I. V. Hertel, W. Braun
Radiation induced degradation and surface charging of organic thin films in ultraviolet photoemission spectroscopy 
Thin Solid Films 391 (2001) 81. DOI: 10.1016/s0040-6090(01)00961-0

N. Koch, H. Oji, E. Ito, E. Zojer, H. Ishii, G. Leising, K. Seki
Combined photoelectron and metastable atom electron spectroscopy study of n-doped oligophenylene thin films 
Applied Surface Science 175-176 (2001) 764. DOI: 10.1016/s0169-4332(01)00113-1

N. Koch, E. Zojer, A. Rajagopal, J. Ghjisen, R. L. Johnson, G. Leising, J.-J. Pireaux
Electronic properties of the interfaces between the wide bandgap organic semiconductor para-sexiphenyl and samarium 
Adv. Funct. Mater. 11 (2001) 51. DOI: 10.1002/1616-3028(200102)11:1<51::AID-ADFM51>3.0.CO;2-Q

N. Koch, R. Pairleitner, Q. Toan Le, E.W. Forsythe, Y. Gao, G. Leising
Photoemission spectroscopic investigation on the interface formation of a ladder-type poly(para-phenylene) with aluminum 
Appl. Phys. Lett. 76 (2000) 3738. DOI: 10.1063/1.126767

H. Schürmann, N. Koch, A. Vollmer, S. Schrader, M. Neumann
Angle resolved ultraviolet photoelectron spectroscopy of oriented sexiphenyl layers 
Synthetic Metals 111-112 (2000) 591. DOI: 10.1016/s0379-6779(99)00316-1

N. Koch, A. Rajagopal, E. Zojer, J. Ghijsen, X. Crispin, G. Pourtois, J.-L. Bredas, J.-J. Pireaux, G. Leising
The influence of the counterion on the electronic structure in doped phenylene-based materials 
Surface Science 454-456 (2000) 1000. DOI: 10.1016/s0039-6028(00)00102-3

E. Zojer, N. Koch, P. Puschnig, F. Meghdadi, A. Niko, R. Resel, C. Ambrosch-Draxl, M. Knupfer, J. Fink, J. L. Brédas, G. Leising
Structure, morphology and optical properties of highly ordered films of para-sexiphenyl 
Phys. Rev. B 61 (2000) 16538. DOI: 10.1103/PhysRevB.61.16538

N. Koch, Y. Hosoi, H. Ishii, A. Vollmer, G. Leising, K. Seki
Epitaxial thin film structures of electroluminescent materials 
MRS Proceedings 598 (2000) BB11.13. DOI: PROC-598-BB11.13

E. Ito, N. Koch, H. Oji, H. Ishii, G.Leising, K. Seki
Photoemission study of metal-deposited p-sexiphenyl films 
MRS Proceedings 598 (2000) BB3.65. DOI: PROC-598-BB3.65

N. Koch, G. Leising, L.-M. Yu, A. Rajagopal, J.-J. Pireaux, R.L. Johnson
Bipolaron formation in para-sexiphenyl thin films upon Cs doping 
Journal of Vacuum Science & Technology A 18 (2000) 295. DOI: 10.1116/1.582182

A. Rajagopal, N. Koch, J. Ghijsen, R. L. Johnson, K. Kaeriyama , G. Leising, J.-J. Pireaux
Interfacial electronic structure for Ca and an electroluminescent polymer: poly (2,5-diheptyl-1,4-phenylene-alt-2,5-thienylene) 
Journal of Applied Physics 87 (2000) 1331. DOI: 10.1063/1.372018

N. Koch, A. Rajagopal, J. Ghijsen, R. L. Johnson, G. Leising, J.-J. Pireaux
Bipolaron: the stable charged species in n-doped p-sexiphenyl 
J. Phys. Chem. B 104 (2000) 1434. DOI: 10.1021/jp991349f

N. Koch, E. Zojer, A. Rajagopal, J. Ghijsen, R. L. Johnson, G. Leising, J.-J. Pireaux
A new alternative for the low-workfunction electrode in organic devices 
MRS Proceedings 598 (2000) BB11.12. DOI: 10.1557/PROC-598-BB11.12

U. Theissl, E. J. W. List, N. Koch, A. Vollmer, S. Schrader, J.-J. Pireaux, G. Leising
The valence electronic structure of n-doped p-sexiphenyl 
MRS Proceedings 561 (1999) 167. DOI: 10.1557/PROC-561-167

H.-J. Brandt, R. Resel, J. Keckes, B. Koppelhuber-Bitschnau, N. Koch, G. Leising
Determination of crystallite size and lattice strain in hexaphenyl thin films by line profile analysis 
MRS Proceedings 561 (1999) 161. DOI: 10.1557/PROC-561-161

N. Koch, A. Pogantsch, E. J. W. List, R. I. R. Blyth, M. G. Ramsey, F. P. Netzer, G. Leising
Low-onset organic blue light emitting devices obtained by better interface control 
Appl. Phys. Lett. 74 (1999) 2909. DOI: 10.1063/1.123962

L. Athouël, R. Resel, N. Koch, F. Meghdadi, G. Froyer, G. Leising
Orientation of molecules in phenylene oligomer thin films: Influence of the substrate temperature 
Synthetic Metals 101 (1999) 627. DOI: 10.1016/s0379-6779(98)00761-9

C. Hohle, M. Jandke, S. Schloter, N. Koch, R. Resel, D. Haarer, P. Strohriegl
Novel low-molar-mass glasses for photorefractive and electroluminescent applications 
Synthetic Metals 102 (1999) 1535. DOI: 10.1016/s0379-6779(98)00522-0

S. Schrader, H. Schürmann, N. Koch, A. H. Otto, D. Prescher
Electronic structure of new donor acceptor substituted chromophores 
Synthetic Metals 101 (1999) 514. DOI: 10.1016/s0379-6779(98)01400-3

N. Koch, L.-M. Yu, V. Parente, R. Lazzaroni, R. L. Johnson, G. Leising, J.-J. Pireaux, J.-L. Bredas
The interaction of aluminum and p-sexiphenyl 
Synthetic Metals 101 (1999) 438. DOI: 10.1016/s0379-6779(98)01129-1

H. Schürmann, N. Koch, P. Imperia, S. Schrader, M. Jandke, P. Strohriegl, B. Schulz, G. Leising, L. Brehmer
Ultraviolet photoelectron spectroscopic study of heterocyclic model compounds for electroluminescent devices 
Synthetic Metals 102 (1999) 1069. DOI: 10.1016/s0379-6779(98)01359-9

S. Schrader, W. Rieß, H. Vestweber, N. Koch
New polymeric heterolayer systems for efficient light-emitting devices 
Proc. SPIE 3476 (1999) 188. DOI: 10.1117/12.332612

R. Resel, W. Graupner, C. Hochfilzer, N. Koch, F. Meghdadi, S. Tasch, R. Wohlgenannt, G. Leising, K. Reichmann
Optimising hexaphenyl thin film quality for opto-electronic applications by heat treatment 
Applied Crystallography: Proceedings of the XVII Conference (1998) 413-416. 

N. Koch, L.-M. Yu, V. Parenté, R. Lazzaroni, R.L. Johnson, G. Leising, J.-J. Pireaux, J.-L. Brédas
Evidence for physisorption of aluminum on the surface of electroluminescent sexiphenyl 
Adv. Mater. 10 (1998) 1038. DOI: 10.1002/(SICI)1521-4095(199809)10:13<1038::AID-ADMA1038>3.0.CO;2-N

N. Koch, L.-M. Yu, J.-L. Guyaux, Y. Morciaux, G. Leising, J.-J. Pireaux, G. Demoustier
Investigations on the aluminum/para-hexaphenyl interface in light emitting devices 
MRS Proceedings 488 (1998) 509. DOI: 10.1557/PROC-488-509

K. Reichmann, N. Koch, F. Meghdadi, G. Leising
Imaging and profiling of p-hexaphenyl layers on galliumarsenide 
Journal of Computer-Assisted Microscopy 9,1 (1997) 278. 

K. Reichmann, N. Koch, R. Resel, F. Meghdadi, G. Leising
Investigation of physical vapour deposition of p-hexaphenyl with Atomic Force Microscopy 
Proc. MIDEM Conference 97 (1997) 249. 

R. Resel, N. Koch, F. Meghdadi, G. Leising, W. Unzog, K. Reichmann
Growth and preferred crystallographic orientation of hexaphenyl thin films 
Thin Solid Films 305 (1997) 232. DOI: 10.1016/s0040-6090(97)00155-7

R. Resel, F. Meghdadi, N. Koch, G. Leising
Crystal structure of p-hexaphenyl thin films 
Synthetic Metals 84 (1997) 279. DOI: 10.1016/s0379-6779(97)80751-5

N. Koch, R. Resel, F. Meghdadi, G. Leising, K. Reichmann
Morphology of p-hexaphenyl thin films 
Synthetic Metals 84 (1997) 649. DOI: 10.1016/S0379-6779(96)04091-X

C. Shen, M. H. Raza, P. Amsalem, T. Schultz, N. Koch, N. Pinna
Morphology-controlled MoS2 by low-temperature atomic layer deposition 
Nanoscale 12 (2020) 20404-20412. DOI: 10.1039/D0NR03863F

W. Xu, P. Russo, T. Schulz, N. Koch, N. Pinna
Niobium‐doped titanium dioxide with high dopant contents for enhanced lithium‐ion storage 
ChemElectroChem 7 (2020) 4016-4023. DOI: 10.1002/celc.202001040

A.E. Mansour, H. Kim, S. Park, T. Schultz, D.X. Cao, T.-Q. Nguyen, W. Brütting, A. Opitz, N. Koch
Conductive Polymer Work Function Changes due to Residual Water: Impact of Temperature‐Dependent Dielectric Constant 
Adv. Electron. Mater. 6 (2020) 2000408. DOI: 10.1002/aelm.202000408

J. Shang, T. Feng, S. Zhao, T. Li, J. Ma, X. Xu, N. Koch, J. Zhao
Chemical vapor deposition synthesized monolayer MoS2 for Q-switching pulse generation in the 2 µm spectral region 
Opt. Mater. Express 10 (2020) 2321. DOI: 10.1364/OME.402930

M. Heyl, D. Burmeister, T. Schultz, S. Pallasch, G. Ligorio, N. Koch, E. J. W. List-Kratochvil
Thermally-activated gold-mediated TMDC exfoliation and aunique gold-mediated transfer 
Phys. Status Solidi RRL 14 (2020). DOI: 10.1002/pssr.202000408

R. Wang, Y. Wang, C. Wu, T. Zhai, J. Yang, B. Sun, S. Duhm, N. Koch
Direct observation of conductive polymer induced inversion layer in n‐Si and correlation to solar cell performance 
Adv. Funct. Mater. 30 (2020) 1903440. DOI: 10.1002/adfm.201903440

S. Wahl, S. M. El-Refaei, P. Amsalem, A. Guilherme Buzanich, N. Koch, N. Pinna
Operando diffuse reflectance UV-vis spectroelectrochemistry for investigating oxygen evolution electrocatalysts 
Catal. Sci. Technol. 10 (2020) 517-528. DOI: 10.1039/C9CY02329A

F. Peña-Camargo, P. Caprioglio, F. Zu, E. Gutierrez-Partida, C. M. Wolff, K. Brinkmann, S. Albrecht, T. Riedl, N. Koch, D. Neher, M. Stolterfoht
Halide segregation versus interfacial recombination in bromide-rich wide-gap perovskite solar cells 
ACS Energy Lett. 5 (2020) 2728–2736. DOI: 10.1021/acsenergylett.0c01104

P. Beyer, E. Meister, T. Florian, A. Generalov, W. Brütting, N. Koch, A. Opitz
Fermi level pinned molecular donor/acceptor junctions: reduction of induced carrier density by interfacial charge transfer complexes 
J. Mater. Chem. C (2020) 15199–15207. DOI: 10.1039/D0TC02774J

M. Arvind, C. E. Tait, M. Guerrini, J. Krumland, A. M. Valencia, C. Cocchi, A. E. Mansour, N. Koch, S. Barlow, S. R. Marder, J. Behrends, D. Neher
Quantitative analysis of doping-induced polarons and charge-transfer complexes of poly(3-hexylthiophene) in solution 
J. Phys. Chem. B 124 (2020) 7694–7708. DOI: 10.1021/acs.jpcb.0c03517

B. Wegner, D. Lungwitz, A.E. Mansour, C.E. Tait, N. Tanaka, T. Zhai, S. Duhm, M. Forster, J. Behrends, Y. Shoji, A. Opitz, U. Scherf, E.J.W. List Kratochvil, T. Fukushima, N. Koch
An Organic Borate Salt with Superior p‐Doping Capability for Organic Semiconductors 
Adv. Sci. 7 (2020) 2001322. DOI: 10.1002/advs.202001322

Q. Wang, F. Zu, P. Caprioglio, C. M. Wolff, M. Stolterfoht, M. Li, S.-H. Turren-Cruz, N. Koch, D. Neher, A. Abate
Large conduction band energy offset is critical for high fill factors in inorganic perovskite solar cells 
ACS Energy Lett. 5 (2020) 2343. DOI: 10.1021/acsenergylett.0c00980

K. Seidel, D. Lungwitz, A. Opitz, T. Krüger, J. Behrends, S.R. Marder, N. Koch
Single-step formation of low work function cathode interlayer and n-type bulk doping from semiconducting polymer/polyethylenimine blend solution 
ACS Appl. Mater. Interfaces 12 (2020) 28801–28807. DOI: 10.1021/acsami.0c05857

M. Timpel, M.V. Nardi, B. Wegner, G. Ligorio, L. Pasquali, J. Hildebrandt, M. Pätzel, S. Hecht, H. Ohta, N. Koch
Oligothiophene-Based Phosphonates for Surface Modification of Ultraflat Transparent Conductive Oxides 
Adv. Mater. Interfaces 7 (2020) 1902114. DOI: 10.1002/admi.201902114

F. Zu, T. Schultz, C.M. Wolff, D. Shin, L. Frohloff, D. Neher, P. Amsalem, N. Koch
Position-locking of volatile reaction products by atmosphere and capping layers slows down photodecomposition of methylammonium lead triiodide perovskite 
RSC Adv. 10 (2020) 17534–17542. DOI: 10.1039/D0RA03572F

S.M. El-Refaei, P.A. Russo, P. Amsalem, N. Koch, N. Pinna
The importance of ligand selection on the formation of metal pohosphonate-derived CoMoP and CoMoP2 nanoparticles for catalytic hydrogen evolution 
ACS Appl. Nano Mater. 3 (2020) 4147–4156. DOI: 10.1021/acsanm.0c00319

A. Opitz, C. Peter, B. Wegner, H.S.S.R. Matte, A. Röttger, T. Florian, X. Xu, P. Beyer, L. Grubert, S. Hecht, V. Belova, A. Hinderhofer, F. Schreiber, C. Kasper, J. Pflaum, Y. Zhang, S. Barlow, S.R. Marder, N. Koch
Ordered Donor-Acceptor Complex Formation and Electron Transfer in Co-Deposited Films of Structurally Dissimilar Molecules 
J. Phys. Chem. C 124 (2020) 11023–11031. DOI: 10.1021/acs.jpcc.0c02465

S. Bontapalle, A. Opitz, R. Schlesinger, S.R. Marder, S. Varughese, N. Koch
Electrode work function reduction by polyethylenimine interlayers: Choice of solvent and residual solvent removal for superior functionality 
Adv. Mater. Interfaces 7 (2020) 2000291. DOI: 10.1002/admi.202000291

G. Ligorio, G. F. Cotella, A. Bonasera, N. Zorn Morales, G. Carnicella, B. Kobin, Q. Wang, N. Koch, S. Hecht, E. J.W. List-Kratochvil, F. Cacialli
Modulating the luminance of organic light-emitting diodes via optical stimulation of a photochromic molecular monolayer at transparent oxide electrode 
Nanoscale 12 (2020) 5444-5451. DOI: 10.1039/D0NR00724B

L. Schöttner, S. Erker, R. Schlesinger, N. Koch, A. Nefedov, O. T. Hofmann, C. Wöll
Doping-induced electron transfer at organic/oxide interfaces: Direct evidence from infrared spectroscopy 
J. Phys. Chem. C 124 (2020) 4511-4516. DOI: 10.1021/acs.jpcc.9b08768

Y. Wang, X.-H. Liu, Q. Wang, M. Quick, S. Kovalenko, Q.-Y. Chen, N. Koch, N. Pinna
Insights into charge transfer at the atomically precise nanocluster/semiconductor interface for in-depth understanding the role of nanocluster in photocatalytic system 
Angew. Chem. Int. Ed. 59 (2020) 7748-7754. DOI: 10.1002/anie.201915074

J. Niederhausen, A. Franco-Cañellas, S. Erker, T. Schultz, K. Broch, A. Hinderhofer, S. Duhm, P. K. Thakur, D. A. Duncan, A. Gerlach, T.-L. Lee, O. T. Hofmann, F. Schreiber, N. Koch
X-ray standing waves reveal lack of OH termination at hydroxylated ZnO(0001) surface 
Phys. Rev. Materials 4 (2020) 020602. DOI: 10.1103/PhysRevMaterials.4.020602

J. Hu, N. Aghdassi, S. Bhagat, Y. Garmshausen, R. Wang, N. Koch, S. Hecht, S. Duhm, I. Salzmann
Dipolar substitution impacts growth and electronic properties of para-sexiphenyl thin films 
Adv. Mater. Interfaces 7 (2020) 1901707. DOI: 10.1002/admi.201901707

M. Raoufi, U. Hörmann, G. Ligorio, J. Hildebrandt, M. Pätzel, T. Schultz, L. Perdigon, N. Koch, E. List-Kratochvil, S. Hecht, D. Neher
Simultaneous Effect of Ultraviolet Radiation and Surface Modification on the Work Function and Hole Injection Properties of ZnO Thin Films 
Phys. Status Solidi A 217 (2020) 1900876. DOI: 10.1002/pssa.201900876

A. Hassa, C. Sturm, M. Kneiß, D. Splith, H. von Wenckstern, T. Schultz, N. Koch, M. Lorenz, M. Grundmann
Solubility limit and material properties of a κ -(AlxGa1−x )2O3 thin film with a lateral cation gradient on (00.1)Al2O3 by tin-assisted PLD 
APL Materials 8 (2020) 021103. DOI: 10.1063/1.5141041

T. Schultz, M. Kneiß, P. Storm, D. Splith, H. von Wenckstern, M. Grundmann, N. Koch
Band Offsets at κ-([Al,In]xGa1–x)2O3/MgO Interfaces 
ACS Appl. Mater. Interfaces 12 (2020) 8879-8885. DOI: 10.1021/acsami.9b21128

N. Mutz, S. Park, T. Schultz, S. Sadofev, S. Dalgleish, L. Reissig, N. Koch, E. J. W. List-Kratochvil, S. Blumstengel
Excited-State Charge Transfer Enabling MoS2/Phthalocyanine Photodetectors with Extended Spectral Sensitivity 
J. Phys. Chem. C 124 (2020) 2837-2843. DOI: 10.1021/acs.jpcc.9b10877

D. Burmeister, L. Ahrens, A. Opitz, G. Ligorio, F. Hermerschmidt, D. Jänsch, J. Freudenberg, U. H. F. Bunz, K. Müllen, E. J. W. List-Kratochvil
Utilizing Diels-Alder “Click” chemistry to functionalize the organic-organic interface of semiconducting polymers 
J. Mater. Chem. C 8 (2020) 3302-3307. DOI: 10.1039/C9TC06180K

A. E. Mansour, D. Lungwitz, T. Schultz, M. Arvind, A.M. Valencia, C. Cocchi, A. Opitz, D. Neher, N. Koch
The optical signatures of molecular-doping induced polarons in poly(3-hexylthiophene-2,5-diyl): individual polymer chains versus aggregates 
J. Mater. Chem. C 8 (2020) 2870-2879. DOI: 10.1039/C9TC06509A

C. M. Wolff, L. Canil, C. Rehermann, N. L. Nguyen, F. Zu, M. Ralaiarisoa, P. Caprioglio, L. Fiedler ,M. Stolterfoht, S. Kogikoski Jr., I. Bald, N. Koch, E. L. Unger, T. Dittrich, A. Abate, D. Neher
Perfluorinated self-assembled monolayers enhance the stability and efficiency of inverted perovskite solar cells 
ACS Nano 14 (2020) 1445-1456. DOI: 10.1021/acsnano.9b03268

N. Mutz, T. Meisel, H. Kirmse, S. Park, N. Severin, J. P. Rabe, E. List-Kratochvil, N. Koch, C. T. Koch, S. Blumstengel, S. Sadofev
Pulsed thermal deposition of binary and ternary transition metal dichalcogenide monolayers and heterostructures 
Appl. Phys. Lett. 114 (2019) 162101. DOI: 10.1063/1.5088758

P. Storm, M. Kneiß, A. Hassa, T. Schultz, D. Splith, H. von Wenckstern, N. Koch, M. Lorenz, M. Grundmann
Epitaxial κ-(AlxGa1−x)2O3 thin films and heterostructures grown by tin-assisted VCCS-PLD 
APL Materials 7 (2019) 111110. DOI: 10.1063/1.5124231

A. J. Ramadan, M. Ralaiarisoa, F. Zu, L. A. Rochford, B. Wenger, N. Koch, H. J. Snaith
Revealing the stoichiometric tolerance of lead trihalide perovskite thin films 
Chem. Mater. 32 (2019) 114-120. DOI: 10.1021/acs.chemmater.9b02639

M. Selig, E. Malic, K. J. Ahn, N. Koch, A. Knorr
Theory of optically induced Förster coupling in van der Waals coupled heterostructures 
Phys. Rev. B 99 (2019) 35420. DOI: 10.1103/PHYSREVB.99.035420

B. Yurash, D.X. Cao, V.V. Brus, D. Leifert, M. Wang, A. Dixon, M. Seifrid, A.E. Mansour, D. Lungwitz, T. Liu, P.J. Santiago, K.R. Graham, N. Koch, G.C. Bazan, T.-Q. Nguyen
Towards understanding the doping mechanism of organic semiconductors by Lewis acids 
Nat. Mater. 18 (2019) 1327. DOI: 10.1038/s41563-019-0479-0

S. Park, T. Schultz, X. Xu, B. Wegner, A. Aljarb, A. Han, L.-J. Li, V. C. Tung, P. Amsalem, N. Koch
Demonstration of the key substrate-dependent charge transfer mechanisms between monolayer MoS2 and molecular dopants 
Commun. Phys. 2 (2019) 109. DOI: 10.1038/s42005-019-0212-y

S. Park, T. Schultz, A. Han, A. Aljarb, X. Xu, P. Beyer, A. Opitz, R. Ovsyannikov, L.-J. Li, M. Meissner, T. Yamaguchi, S. Kera, P. Amsalem, N. Koch
Electronic band dispersion determination in azimuthally disordered transition-metal dichalcogenide monolayers 
Commun. Phys. 2 (2019) 68. DOI: 10.1038/s42005-019-0166-0

V. Blazinic, L.K.E. Ericsson, I. Levine, R. Hansson, A. Opitz, E. Moons
Impact of intentional photo-oxidation of donor polymer and PC70BM acceptor on solar cell performance 
Phys. Chem. Chem. Phys. 21 (2019) 22259. DOI: 10.1039/C9CP04384E

B. Wegner, L. Grubert, C. Dennis, A. Opitz, A. Röttger, Y. Zhang, S. Barlow, S.R. Marder, S. Hecht, K. Muellen, N. Koch
Predicting the yield of ion pair formation in molecular electrical doping: redox-potentials versus ionization energy / electron affinity 
J. Mater. Chem. C 7 (2019) 13839. DOI: 10.1039/C9TC04500G

G. Duva, P. Beyer, R. Scholz, V. Belova, A. Opitz, A. Hinderhofer, A. Gerlach, F. Schreiber
Ground-state charge-transfer interactions in donor:acceptor pairs of organic semiconductors. A spectroscopic study of two representative systems 
Phys. Chem. Chem. Phys. 21 (2019) 17190. DOI: 10.1039/C9CP02939G

R. Schlesinger, F. Bussolotti, J. Yang, S. Sadofev, A. Vollmer, S. Blumstengel, S. Kera, N. Ueno, N. Koch
Gap states induce soft Fermi level pinning upon charge transfer at ZnO/molecular acceptor interfaces 
Phys. Rev. Materials 3 (2019) 074601. DOI: 10.1103/PhysRevMaterials.3.074601

R. Schlesinger, S. Winkler, M. Brandt, S. Blumstengel, R. Ovsyannikov, A. Vollmer, N. Koch
Energy level alignment at organic/inorganic semiconductor heterojunctions: Fermi level pinning at molecular interlayer with reduced energy gap 
Phys. Chem. Chem. Phys. 21 (2019) 15072. DOI: 10.1039/C9CP02763G

F. Zu, C. M. Wolff, M. Ralaiarisoa, P. Amsalem, D. Neher, N. Koch
Unraveling the Electronic Properties of Lead Halide Perovskites with Surface Photovoltage in Photoemission Studies 
ACS Appl. Mater. Interfaces 11 (2019) 21578. DOI: 10.1021/acsami.9b05293

J. Dagar, K. Hirselandt, A. Merdasa, A. Czudek, R. Munir, F. Zu, N. Koch, T. Dittrich, E. L. Unger
Alkali Salts as Interface Modifiers in n‐i‐p Hybrid Perovskite Solar Cells 
Sol. RRL. 3 (2019) 1900088. DOI: 10.1002/solr.201900088

U. Hörmann, S. Zeiske, S. Park, T. Schultz, S. Kickhöfel, U. Scherf, S. Blumstengel, N. Koch, D. Neher
Direct observation of state-filling at hybrid tin oxide/organic interfaces 
Appl. Phys. Lett. 114 (2019) 183301. DOI: 10.1063/1.5082704

T. Schultz, N. C. Frey, K. Hantanasirisakul, S. Park, S. J. May, V. B. Shenoy, Y. Gogotsi, N. Koch
Surface termination dependent work function and electronic properties of Ti3C2Tx MXene 
Chem. Mater. 31 (2019) 6590. DOI: 10.1021/acs.chemmater.9b00414

F. Zu, P. Amsalem, D. A. Egger, R. Wang, C. M. Wolff, H. Fang, M. A. Loi, D. Neher, L. Kronik, S. Duhm, N. Koch
Constructing the electronic structure of CH3NH3PbI3 and CH3NH3PbBr3 perovskite thin films from single-crystal band structure measurementss 
J. Phys. Chem. Lett. 10 (2019) 601. DOI: 10.1021/acs.jpclett.8b03728

P. Caprioglio, F. Zu, C. Michael, M. Wolff, J. A. M. Prieto, M. Stolterfoht, P. Becker, N. Koch, T. Unold, B. Rech, S. Albrecht, D. Neher
High open circuit voltages in pin-type perovskite solar cells through strontium addition 
Sustainable Energy Fuels 3 (2019) 550. DOI: 10.1039/C8SE00509E

M.T. Chen, O.T. Hofmann, A. Gerlach, B. Bröker, C. Bürker, J. Niederhausen, T. Hosokai, J. Zegenhagen, A. Vollmer, R. Rieger, K. Muellen, F. Schreiber, I. Salzmann, N. Koch, E. Zojer, S. Duhm
Energy-level alignment at strongly coupled organic-metal interfaces 
Journal of Physics: Condensed Matter 31 (2019) 194002. DOI: 10.1088/1361-648X/ab0171

M. Kneiß, A. Hassa, D. Splith, C. Sturm, H. von Wenckstern, T. Schultz, N. Koch, M. Lorenz, M. Grundmann
Tin-assisted heteroepitaxial PLD-growth of κ-Ga2O3 thin films with high crystalline quality 
APL Materials 7 (2019) 022516. DOI: 10.1063/1.5054378

M.H. Futscher, T. Schultz, J. Frisch, M. Ralaiarisoa, E. Metwalli, M.V. Nardi, P. Müller-Buschbaum, N. Koch
Electronic properties of hybrid organic/inorganic semiconductor pn-junctions 
Journal of Physics: Condensed Matter 31 (2019) 064002. DOI: 10.1088/1361-648X/aaf310

J. Tirado, C. Roldán-Carmona, F.A. Muñoz-Guerrero, G. Bonilla-Arboleda, M. Ralaiarisoa, G. Grancini, V.I.E. Queloz, N. Koch, M.K. Nazeeruddin, F. Jaramillo
Copper sulfide nanoparticles as hole-transporting-material in a fully-inorganic blocking layers n-i-p perovskite solar cells: Application and working insights 
Applied Surface Science 478 (2019) 607. DOI: 10.1016/j.apsusc.2019.01.289

P. Beyer, D. Pham, C. Peter, N. Koch, E. Meister, W. Brütting, L. Grubert, S. Hecht, D. Nabok, C. Cocchi, C. Draxl, A. Opitz
State-of-matter-dependent charge-transfer interactions between planar molecules for doping applications 
Chem. Mater. 31 (2019) 1237. DOI: 10.1021/acs.chemmater.8b01447

Y. Wu, M. H. Raza, Y.-C. Chen, P. Amsalem, S. Wahl, K. Skrodczky, X. Xu, K. S. Lokare, M. Zhukush, P. Gaval, N. Koch, E. A. Quadrelli, N. Pinna
A self-limited atomic layer deposition of WS2 based on the chemisorption and reduction of bis(t-butylimido)bis(dimethylamino) complexes 
Chem. Mater. 31 (2019) 1881. DOI: 10.1021/acs.chemmater.8b03921

H. Wang, S. V. Levchenko, T. Schultz, N. Koch, M. Scheffler, M. Rossi
Modulation of the Work Function by the Atomic Structure of Strong Organic Electron Acceptors on H‐Si(111) 
Adv. Electron. Mater. 5 (2019) 1800891. DOI: 10.1002/aelm.201800891

S. Winkler, Q. Xin, C. Li, S. Kera, K. Müllen, N. Ueno, N. Koch, S. Duhm
Modification of TiO2(110)/organic hole transport layer interface energy levels by a dipolar perylene derivative 
Electron. Struct. 1 (2019) 015007. DOI: 10.1088/2516-1075/aada95

G. Sun, F. Zu, N. Koch, J. Rappich, K. Hinrichs
In situ infrared spectroscopic monitoring and characterization of the growth of polydopamine (PDA) films 
Phys. Status Solidi B 256 (2019) 1800308. DOI: 10.1002/pssb.201800308

T. Schultz, P. Amsalem, N.B. Kotadiya, T. Lenz, P.W.M. Blom, N. Koch
Importance of substrate work function homogeneity for reliable ionization energy determination by photoelectron spectroscopy 
Phys. Status Solidi B 256 (2019) 1800299. DOI: 10.1002/pssb.201800299

Q. Wang, V. Diez-Cabanes, S. Dell’Elce, A. Liscio, B. Kobin, H. Li, J.-L. Brédas, S. Hecht, V. Palermo, E.J.W. List-Kratochvil, J. Cornil, N. Koch, G. Ligorio
Dynamically switching the electronic and electrostatic properties of indium–tin oxide electrodes with photochromic monolayers: toward photoswitchable optoelectronic devices 
ACS Appl. Nano Mater. 2 (2019) 1102. DOI: 10.1021/acsanm.9b00094

Q. Wang, G. Ligorio, R. Schlesinger, V. Diez‐Cabanes, D. Cornil, Y. Garmshausen, S. Hecht, J. Cornil, E.J.W. List‐Kratochvil, N. Koch
Switching the electronic properties of ZnO surfaces with negative t‐type photochromic pyridyl‐dihydropyrene layers and impact of fermi level pinning 
Adv. Mater. Interfaces 6 (2019) 1900211. DOI: 10.1002/admi.201900211

X. Xu, T. Schultz, Z. Qin, N. Severin, B. Haas, S. Shen, J.N. Kirchhof, A. Opitz, C. T. Koch, K. Bolotin, J.P. Rabe, G. Eda, N. Koch
Microstructure and elastic constants of transition metal dichalcogenide monolayers from friction and shear force microscopy 
Adv. Mater. 30 (2018) 1803748. DOI: 10.1002/adma.201803748

R. Wang, T. Katase, K.‐K. Fu, T. Zhai, J. Yang, Q. Wang, H. Ohta, N. Koch, S. Duhm
Oxygen vacancies allow tuning the work function of Vanadium Dioxide 
Adv. Mater. Interfaces 5 (2018) 1801033. DOI: 10.1002/admi.201801033

H. Hase, K. O'Neill, J. Frisch, A. Opitz, N. Koch, I. Salzmann
Unraveling the microstructure of molecularly doped P3HT by thermally-induced de-doping 
J. Phys. Chem. C 122 (2018) 25893. DOI: 10.1021/acs.jpcc.8b08591

Y. Fan, Y. Wu, G. Clavel, M.H. Raza, P. Amsalem, N. Koch, N. Pinna
Optimization of the activity of Ni-based nanostructures for the oxygen evolution reaction 
ACS Appl. Energy Mater. 1 (2018) 4554. DOI: 10.1021/acsaem.8b00666

F. Pulvirenti, B. Wegner, N. K. Noel, G. Mazzotta, R. Hill, J. B. Patel, L. M. Herz, M. B. Johnston, M. K. Riede, H. J. Snaith, N. Koch, S. Barlowa, S. R. Marder
Modification of the fluorinated tin oxide/electron-transporting material interface by a strong reductant and its effect on perovskite solar cell efficiency 
Mol. Syst. Des. Eng. 3 (2018) 741. DOI: 10.1039/C8ME00031J

G. Duva, L. Pithan, C. Zeiser, B. Reisz, J. Dieterle, B. Hofferberth, P. Beyer, L. Bogula, A. Opitz, S. Kowarik, A. Hinderhofer, A. Gerlach, F. Schreiber
Thin film texture and optical properties of donor:acceptor complexes. Diindenoperylene:F6TCNNQ vs Alpha-Sexithiophene:F6TCNNQ 
J. Phys. Chem. C 122 (2018) 18705. DOI: 10.1021/acs.jpcc.8b03744

A. Kyndiah, A. Ablat, S. Guyot-Reeb, T. Schultz, F. Zu, N. Koch, P. Amsalem, S. Chiodini, T. Y. Alic, Y. Topal, M. Kus, L. Hirsch, S. Fasquel, M. Abbas
A multifunctional interlayer for solution processed high performance Indium oxide transistors 
Scientific Reports 8 (2018) 10946. DOI: 10.1038/s41598-018-29220-0

S. Zhang, M. Stolterfoht, A. Armin, Q. Lin, F. Zu, J. Sobus, H. Jin, N. Koch, P. Meredith, P. L. Burn, D. Neher
Interface engineering of solution-processed hybrid organohalide perovskite solar cells 
ACS Appl. Mater. Interfaces 10 (2018) 21681. DOI: 10.1021/acsami.8b02503

J. Niederhausen, Y. Zhang, F. C. Kabeer, Y. Garmshausen, B. M. Schmidt, Y. Li, K.-F. Braun, S. Hecht, A. Tkatchenko, N. Koch, S. Wai Hla
Subtle fluorination of conjugated molecules enables stable nanoscale assemblies on metal surfaces 
J. Phys. Chem. C 122 (2018) 18902. DOI: 10.1021/acs.jpcc.8b03398

T. Schultz, J. Niederhausen, R. Schlesinger, S. Sadofev, N. Koch
Impact of surface states and bulk doping level on hybrid inorganic/organic semiconductor interface energy levels 
J. Appl. Phys 123 (2018) 245501. DOI: 10.1063/1.5036579

T. Schultz, S. Vogt, P. Schlupp, H. von Wenckstern, N. Koch, M. Grundmann
Influence of oxygen deficiency on the rectifying behavior of transparent-semiconducting-oxide–metal interfaces 
Phys. Rev. Applied 9 (2018) 064001. DOI: 10.1103/PhysRevApplied.9.064001

Q. Wang, G. Ligorio, V. Diez Cabanes, D. Cornil, B. Kobin, J. Hildebrandt, M. V. Nardi, M. Timpel, S. Hecht, J. Cornil, E. J. W. List-Kratochvil, N. Koch
Dynamic photo-switching of electron energy levels at hybrid ZnO/organic photochromic molecule junctions 
Adv. Funct. Mater. 28 (2018) 1800716. DOI: 10.1002/adfm.201800716

K. Fu, R. Wang, T. Katase, H. Ohta, N. Koch, S. Duhm
Stoichiometric and oxygen-deficient VO2 as versatile hole injection electrode for organic semiconductors 
ACS Appl. Mater. Interfaces 10 (2018) 10552. DOI: 10.1021/acsami.8b00026

S. Ravishankar, S. Gharibzadeh, C. Roldán-Carmona, G. Grancini, Y. Lee, M. Ralaiarisoa, A.M. Asiri, N. Koch, J. Bisquert, M.K. Nazeeruddin
Influence of charge transport layers on open-circuit voltage and hysteresis in Perovskite solar cells 
Joule 2 (2018) 585. DOI: 10.1016/j.joule.2018.02.013

M. Timpel, H. Li, M.V. Nardi, B. Wegner, J. Frisch, P.J. Hotchkiss, S.R. Marder, S. Barlow, J.-L. Brédas, N. Koch
Electrode work function engineering with phosphonic acid monolayers and molecular acceptors: charge redistribution mechanisms 
Adv. Funct. Mater. 28 (2018) 1704438. DOI: 10.1002/adfm.201704438

M. Ralaiarisoa, I. Salzmann, F. Zu, N. Koch
Effect of water, oxygen, and air exposure on CH3NH3PbI3–xClx perovskite surface electronic properties 
Adv. Electron. Mater. 4 (2018) 1800307. DOI: 10.1002/aelm.201800307

R. Zhang, P.A. Russo, M. Feist, P. Amsalem, N. Koch, N. Pinna
Synthesis of nickel phosphide electrocatalysts from hybrid metal phosphonates 
ACS Appl. Mater. Interfaces 9 (2017) 14013. DOI: doi: 10.1021/acsami.7b01178

77. A.J. Huckaba, S. Gharibzadeh, M. Ralaiarisoa, C. Roldán-Carmona, N. Mohammadian, G. Grancini, Y. Lee, P. Amsalem, E.J. Plichta, N. Koch, A. Moshaii, M.K. Nazeeruddin
Low-cost TiS2 as hole-transport material for perovskite solar cells 
Small Methods 1 (2017) 1700250. DOI: 10.1002/smtd.201700250

M. Eyer, J. Frisch, S. Sadofev, N. Koch, E.J.W. List-Kratochvil, S. Blumstengel
Role of hybrid charge transfer states in the charge generation at ZnMgO/P3HT heterojunctions 
J. Phys. Chem. C 121 (2017) 21955. DOI: 10.1021/acs.jpcc.7b07293

T. Sun, R. Wang, R. Liu, C. Wu, Y. Zhong, Y. Liu, Y. Wang, Y. Han, Z. Xia, Y. Zou, T. Song, N. Koch, S. Duhm, B. Sun
Investigation of MoOx/n‐Si strong inversion layer interfaces via dopant‐free heterocontact 
Phys. Status Solidi RRL 11 (2017) 1700107. DOI: 10.1002/pssr.201700107

A.J. Huckaba, S. Gharibzadeh, M. Ralaiarisoa, C. Roldán‐Carmona, N. Mohammadian, G. Grancini, Y. Lee, P. Amsalem, E.J. Plichta, N. Koch, A. Moshaii, M.K. Nazeeruddin
Low‐cost TiS2 as hole‐transport material for Perovskite solar cells 
Small Methods 1 (2017) 1700250. DOI: 10.1002/smtd.201700250

A.J. Huckaba, M. Ralaiarisoa, K.T. Cho, E. Oveisi, N. Koch, M.K. Nazeeruddin
Intercalation makes the difference with TiS2: Boosting electrocatalytic water oxidation activity through Co intercalation 
Journal of Materials Research 33 (2017) 528. DOI: 10.1557/jmr.2017.431

S. Park, N. Mutz, T. Schultz, S. Blumstengel, A. Han, A. Aljarb, L.-J. Li, E.J.W. List-Kratochvil, P. Amsalem, N. Koch
Direct determination of monolayer MoS2 and WSe2 exciton binding energies on insulating and metallic substrates 
2D Mater. 5 (2017) 025003. DOI: 10.1088/2053-1583/aaa4ca

A.D. Jodlowski, C. Roldán-Carmona, G. Grancini, M. Salado, M. Ralaiarisoa, S. Ahmad, N. Koch, L. Camacho, G. de Miguel, M. Khaja Nazeeruddin
Large guanidinium cation mixed with methylammonium in lead iodide perovskites for 19% efficient solar cells 
Nature Energy 2 (2017) 972. DOI: 10.1038/s41560-017-0054-3

O. T. Hofmann, H. Glowatzki, C. Bürker, G. M. Rangger, B. Bröker, J. Niederhausen, T. Hosokai, I. Salzmann, R.-P. Blum, R. Rieger, A. Vollmer, P. Rajput, A. Gerlach, K. Müllen, F. Schreiber, E. Zojer, N. Koch, S. Duhm
Orientation-dependent work-function modification using substituted Pyrene-based acceptors 
J. Phys. Chem. C 121 (2017) 24657. DOI: 10.1021/acs.jpcc.7b08451

F. Zu, P. Amsalem, M. Ralaiarisoa, T. Schultz, R. Schlesinger, N. Koch
Surface state density determines the energy level alignment at hybrid Perovskite/electron acceptors interfaces 
ACS Appl. Mater. Interfaces 9 (2017) 41546. DOI: 10.1021/acsami.7b12586

Q. Wang, J. Frisch, M. Herder, S. Hecht, N. Koch
Electronic properties of optically switchable photochromic diarylethene molecules at the interface with organic semiconductors 
ChemPhysChem 18 (2017) 722. DOI: 10.1002/cphc.201601442

X. Lin, B. Wegner, K. Min Lee, M. A. Fusella, F. Zhang, K. Moudgil, B. P. Rand, S. Barlow, S. R. Marder, N Koch, A. Kahn
Beating the thermodynamic limit with photo-activation of n-doping in organic semiconductors 
Nature Materials 16 (2017) 1209. DOI: 10.1038/NMAT5027

V. Belova, P. Beyer, E. Meister, T. Linderl, M.-U. Halbich, M. Gerhard, S. Schmidt, T. Zechel, T. Meisel, A.V. Generalov, A.S. Anselmo, R. Scholz, O. Konovalov, A. Gerlach, M. Koch, A. Hinderhofer, A. Opitz, W. Brütting, F. Schreiber
Evidence for Anisotropic Electronic Coupling of Charge Transfer States in Weakly Interacting Organic Semiconductor Mixtures 
J. Am. Chem. Soc. 139 (2017) 8474. DOI: 10.1021/jacs.7b01622

J. Li, S.-C. Dong, A. Opitz, L.-S. Liao, N. Koch
Design principles of carbazole/dibenzothiophene derivatives as host material in modern efficient organic light-emitting diodes 
J. Mater. Chem. C 5 (2017) 6989. DOI: 10.1039/c7tc02248d

Z. Song, T. Schultz, Z. Ding, B. Lei, C. Han, P. Amsalem, T. Lin, D. Chi, S.L. Wong, Y.J. Zheng, M.-Y. Li, L.-J. Li , W. Chen, N. Koch, Y. L. Huang, A. Thye Shen Wee
Electronic properties of a 1D intrinsic/p-doped heterojunction in a 2D transition metal dichalcogenide semiconductor 
ACS Nano 19 (2017) 9128. DOI: 10.1021/acsnano.7b03953

T. Schultz, T. Lenz, N. Kotadiya, G. Heimel, G. Glasser, R. Berger, P. W. M. Blom, P. Amsalem, D. M. de Leeuw, N. Koch
Reliable work function determination of multicomponent surfaces and interfaces: The role of electrostatic potentials in ultraviolet photoelectron spectroscopy 
Adv. Mater. Interfaces 4 (2017) 1700324. DOI: 10.1002/admi.201700324

C.M. Wolff, F. Zu, A. Paulke, L.P. Toro, N. Koch, D. Neher
Reduced interface-mediated recombination for high open-circuit voltages in CH3NH3PbI3 solar cells 
Adv. Mater. 29 (2017) 1700159. DOI: 10.1002/adma.201700159

M. Dohr, H.M.A. Ehmann, A.O.F. Jones, I. Salzmann, Q. Shen, C. Teichert, C. Ruzie, G. Schweicher, Y. H. Geerts, R. Resel, M. Sferrazza, O. Werzer
Reversibility of temperature driven discrete layer-by-layer formation of dioctyl-benzothieno-benzothiophene films 
Soft Matter 13 (2017) 2322. DOI: 10.1039/C6SM02541B

A.O.F. Jones, C. Röthel, R. Lassnig, O.N. Bedoya-Martinez, P. Christian, I. Salzmann, B. Kunert, A. Winkler
Solution of an elusive pigment crystal structure from a thin film: a combined X-ray diffraction and computational study 
CrystEngComm 19 (2017) 1902. DOI: 10.1039/C7CE00227K

S. Pachmajer, A.O.F. Jones, M. Truger, C. Röthel, I. Salzmann, O. Werzer, R. Resel
Self-limited growth in pentacene thin films. 
ACS Appl. Mater. Interfaces 9 (2017) 11977. DOI: 10.1021/acsami.6b15907

F.-S. Zu, P. Amsalem, I. Salzmann, R.-B. Wang, M. Ralaiarisoa, S. Kowarik, S. Duhm, N. Koch
Impact of white light illumination on the electronic and chemical structures of mixed halide and single crystal perovskites 
Advanced Optical Materials 5 (2017) 1700139. DOI: 10.1002/adom.201700139

L. Pithan, P. Beyer, L. Bogula, A. Zykov, P. Schäfer, J. Rawle, C. Nicklin, A. Opitz, S. Kowarik
Direct photoalignment and pptical patterning of molecular thin film 
Adv. Mater. 29 (2017) 1604382. DOI: 10.1002/adma.201604382

A. Opitz
Energy level alignment at planar organic heterojunctions: influence of contact doping and molecular orientation 
Journal of Physics: Condensed Matter 29 (2017) 133001. DOI: 10.1088/1361-648X/aa5a6c

S.D. Chavhan, R. Hansson, L.K.E. Ericsson, P. Beyer, A. Hofmann, W. Brütting, A. Opitz, E. Moons
Low temperature processed NiOx hole transport layers for efficient polymer solar cells 
Organic Electronics 44 (2017) 59. DOI: 10.1016/j.orgel.2017.01.040

G. Ligorio, M. V. Nardi, N. Koch
Lithography-free miniaturization of resistive nonvolatile memory devices to the 100 nm scale by glancing angle deposition 
Nano Lett. 17 (2017) 1149. DOI: 10.1021/acs.nanolett.6b04794

M. Ralaiarisoa, Y. Busby, J. Frisch, I. Salzmann, J.-J. Pireauxb, N. Koch
Correlation of annealing time with crystal structure, composition, and electronic properties of CH3NH3PbI3-xClx mixed-halide Perovskite films 
Phys. Chem. Chem. Phys. 19 (2017) 828. DOI: 10.1039/C6CP06347K

A.V. Talyzin, G. Mercier, A. Klechikov, M. Hedenström, D. Johnels, D. Wei, D. Cotton, A. Opitz, E. Moons
Brodie vs Hummers graphite oxides for preparation of multi-layered materials 
Carbon 115 (2017) 430. DOI: 10.1016/j.carbon.2016.12.097

M. Truger, A.O.F. Jones, A.M. Coclite, S. Pachmajer, D. Kriegner, C. Röthel, J. Simbrunner, I. Salzmann, R. Resel
Crystallization of Tyrian purple (6,6 ‘-dibromoindigo) thin films: The impact of substrate surface modifications 
Journal of Crystal Growth 447 (2016) 73. DOI: 10.1016/j.jcrysgro.2016.05.001

O. Kettner, A. Pein, G. Trimmel, P. Christian, C. Röthel, I. Salzmann, R. Resel, G. Lakhwani, F. Lombeck, M. Sommer, B. Friedel
Mixed side-chain geometries for aggregation control of poly(fluorene-alt-bithiophene) and their effects on photophysics and charge transport 
Synthetic Metals 220 (2016) 162. DOI: 10.1016/j.synthmet.2016.06.010

M. Truger, O. M. Roscioni, C. Röthel, D. Kriegner, C. Simbrunner, R. Ahmed, E.D. Głowacki, J. Simbrunner, I. Salzmann, A.M. Coclite, A.O.F. Jones, R. Resel
Surface-induced phase of tyrian purple (6,6′-Dibromoindigo): thin film formation and stability 
Crystal Growth & Design 16 (2016) 3647. DOI: 10.1021/acs.cgd.6b00104

A. Yang, A. Franco-Cañellas, M. Sato, B. Wang, R.-B. Wang, H. Koike, I. Salzmann, P. K. Thakur, T.-L. Lee, L. Liu, S. Kera, A. Gerlach, K. Kanai, J. Fan, F. Schreiber, S. Duhm
Nitrogen substitution impacts organic-metal interface energetics 
Phys. Rev. B 94 (2016) 155426. DOI: 10.1103/PhysRevB.94.155426

T. Hao, Y. Xiong, F. Zu, Y. Zhao, X. Wang, Q. Fu, J. Jie, J. Yang, D. Xu
Length-dependent thermal transport in one-dimensional self-assembly of planar pi-conjugated molecule 
Nanoscale 8 (2016) 11932. DOI: 10.1039/C5NR09043A

T. Schultz, R. Schlesinger, N. Koch
Energy level tuning at inorganic/organic semiconductor heterojunctions 
Proc. SPIE 9923 (2016) 99230E. DOI: 10.1117/12.2236846

R.M. Silva, G. Clavel, Y. Fan, P. Amsalem, N. Koch, R.F. Silva, N. Pinna
Coating of vertically aligned carbon nanotubes by a novel manganese oxide atomic layer deposition process for dinder-free hybrid capacitors 
Adv. Mater. Interfaces 3 (2016) 21. DOI: 10.1002/admi.201600313

N. K. Reddy, S. Winkler, N. Koch, N. Pinna
Electrochemical Water Oxidation of Ultrathin Cobald Oxide-Based Catalyst Supported onto Aligned ZnO Nanorods 
ACS Appl. Mater. Interfaces 8 (2016) 3226. DOI: 10.1021/acsami.5b10858

Y. Nakayama, Y. Mizuno, T. Hosokai, T. Koganezawa, R. Tsuruta, A. Hinderhofer, A. Gerlach, K. Broch, V. Belova, H. Frank, M. Yamamoto, J. Niederhausen, H. Glowatzki, J.P. Rabe, N. Koch, H. Ishii, F. Schreiber, N. Ueno
Epitaxial Growth of an Organic p–n Heterojunction: C60 on Single-Crystal Pentacene 
ACS Appl. Mater. Interfaces 8 (2016) 13499. DOI: 10.1021/acsami.6b02744

J. Niederhausen, H. R. Kersell, C. Christodoulou, G. Heimel, H. Wonneberger, K. Müllen, J. P. Rabe, S.-W. Hla, and N. Koch
Monolayer phases of a dipolar perylene derivative on Au(111) and surface potential built-up in multilayers 
Langmuir 32 (2016) 3587. DOI: 10.1021/acs.langmuir.6b00053

G. Heimel
The optical signature of charges in conjugated polymers 
ACS Cent. Sci. 2 (2016) 309. DOI: 10.1021/acscentsci.6b00073

P. Christian,C. Röthel, M. Tazreiter, A. Zimmer, I. Salzmann, R. Resel, O. Werzer
Crystallization of Carbamazepine in proximity to its precursor Iminostilbene and a Silica surface 
Crystal Growth & Design 16 (2016) 2771. DOI: 10.1021/acs.cgd.6b00090

R. Resel, M. Bainschab, A. Pichler, T. Dingemans, C. Simbrunner, J. Stangl, I. Salzmann
Multiple scattering in grazing-incidence X-ray diffraction: Impact on lattice-constant determination in thin films 
J. Synchrotron Rad. 23 (2016) 729. DOI: 10.1107/S1600577516003672

T. Schultz, R. Schlesinger, J. Niederhausen, F. Henneberger, S. Sadofev, S. Blumstengel, A. Vollmer, F. Bussolotti, J.-P. Yang, S. Kera, K. Parvez, N. Ueno, K. Müllen, N. Koch
Tuning the work function of GaN with organic molecular acceptors 
Phys. Rev. B 93 (2016) 125309. DOI: 10.1103/PhysRevB.93.125309

R. Hansson, C. Lindqvist, L.K.E. Ericsson, A. Opitz, E. Wang, E. Moons
Photo-degradation in air of the active layer components in a thiophene-quinoxaline copolymer:fullerene solar cell 
Phys. Chem. Chem. Phys. 18 (2016) 11132. DOI: 10.1039/c5cp07752d

S. Käbisch, M. Timpel, H. Kirmse, M.A. Gluba, N. Koch, N.H. Nickel
Polarity of pulsed laser deposited ZnO nanostructures 
Appl. Phys. Lett. 108 (2016) 083114. DOI: 10.1063/1.4942887

A. Opitz, A. Wilke, P. Amsalem, M. Oehzelt, R.-P. Blum, J.P. Rabe, T. Mizokuro, U. Hörmann, R. Hansson, E. Moons, N. Koch
Organic heterojunctions: Contact-induced molecular reorientation, interface states, and charge re-distribution 
Scientific Reports 6 (2016) 21291. DOI: 10.1038/srep21291

I. Salzmann, G. Heimel, M. Oehzelt, S. Winkler, N. Koch
Molecular electrical doping of organic semiconductors: Fundamental mechanisms and emerging dopant design rules 
Acc. Chem. Res. 49 (2016) 370. DOI: 10.1021/acs.accounts.5b00438

K. Akaike, M. V. Nardi, M. Oehzelt, J. Frisch, A. Opitz, C. Christodoulou, G. Ligorio, P. Beyer, M. Timpel, I. Pis, F. Bondino, K. Moudgil, S. Barlow, S. R. Marder, N. Koch
Effective work function reduction of practical electrodes using an organometallic dimer 
Adv. Funct. Mater. 26 (2016) 249. DOI: 10.1002/adfm.201504680

Y. Ito, C. Christodoulou, M. V. Nardi, N.Koch, M. Kläui, H. Sachdev, K. Müllen
Tuning the Magnetic Properties of Carbon by Nitrogen Doping of its Graphene Domains 
J. Am. Chem. Soc. 137 (2015) 7678. DOI: 10.1021/ja512897m

C. Christodoulou, A. Giannakopoulos, G. Ligorio, M. Oehzelt, M. Timpel, J.Niederhausen, L. Pasquali, A. Giglia, K. Parvez, K. Müllen, D. Beljonne, N. Koch, M. V. Nardi
Tuning the Electronic Structure of Graphene by Molecular Dopants: Impact of the Substrate 
ACS Appl. Mater. Interfaces 7 (2015) 19134. DOI: 10.1021/acsami.5b04777

G. Ligorio, M.V. Nardi, C. Christodoulou, N. Koch
Organic semiconductor/gold interface interactions: from physisorption on planar surfaces to chemical reactions with metal nanoparticles 
ChemPhysChem 16 (2015) 2602. DOI: 10.1002/cphc.201500337

M. Oehzelt, K. Akaike, N. Koch, G. Heimel
Energy-level alignment at organic heterointerfaces 
Science Advances 1 (2015) 1501127. DOI: 10.1126/sciadv.1501127

L. Pithan, E. Meister, C. Jin, C. Weber, A. Zykov, K. Sauer, W. Brütting, H. Riegler, A. Opitz, S. Kowarik
Thermally driven smoothening of molecular thin films: Structural transitions in n-alkane layers studied in real-time 
J. Chem. Phys. 143 (2015) 164707. DOI: 10.1063/1.4934501

S. Yu, J. Frisch, A. Opitz, E. Cohen, M. Bendikov, N. Koch, I. Salzmann
Effect of molecular electrical doping on polyfuran based photovoltaic cells 
Appl. Phys. Lett. 106 (2015) 203301. DOI: 10.1063/1.4921484

B. Scherwitzl, C. Röthel, A.O.F. Jones, B. Kunert, I. Salzmann, R. Resel, G. Leising, A. Winkler
Idiosyncrasies of physical vapor deposition processes from various knudsen cells for quinacridone thin film growth on silicon dioxide 
J. Phys. Chem. C 119 (2015) 20900. DOI: 10.1021/acs.jpcc.5b04089

D. Reischl, C. Röthel, P. Christian, E. Roblegg, H.M.A. Ehmann, I. Salzmann, O. Werzer
Surface-induced polymorphism as a tool for enhanced dissolution: the example of phenytoin 
Crystal Growth & Design 15 (2015) 4687. DOI: 10.1021/acs.cgd.5b01002

C. Musumeci, I. Salzmann, S. Bonacchi, C. Röthel, S. Duhm, N. Koch, P. Samorì
The relationship between structural and electrical characteristics in perylenecarboxydiimide-based nanoarchitectures 
Adv. Funct. Mater. 25 (2015) 2501. DOI: 10.1002/adfm.201403773

N. Abedi, P. Herrmann, G. Heimel
Methanol on ZnO (1010): From adsorption over initial dehydrogenation to monolayer formation 
J. Phys. Chem. C 119 (2015) 21574. DOI: 10.1021/acs.jpcc.5b07154

P. Amsalem, G. Heimel, M. Oehzelt, N. Koch
The interface electronic properties of organic photovoltaic cells 
Journal of Electron Spectroscopy and Related Phenomena 2014 (2015) 177. DOI: 10.1016/j.elspec.2015.02.012

I. Salzmann, G. Heimel
Toward a comprehensive understanding of molecular doping organic semiconductors (review) 
Journal of Electron Spectroscopy and Related Phenomena 204 (2015) 208. DOI: 10.1016/j.elspec.2015.05.001

S. Grob, A.N. Bartynski, A. Opitz, M. Gruber, F. Grassl, E. Meister, T. Linderl, U. Hörmann, C. Lorch, E. Moons, F. Schreiber, M.E. Thompson, W. Brütting
Solvent vapor annealing on perylene-based organic solar cells 
J. Mater. Chem. A 3 (2015) 15700. DOI: 10.1039/c5ta02806j

S. Winkler, P. Amsalem, J. Frisch, M. Oehzelt, G. Heimel, N. Koch
Probing the energy levels in hole-doped molecular semiconductors 
Mater. Horiz. 2 (2015) 427. DOI: 10.1039/c5mh00023h

R. Schlesinger, F. Bianchi, S. Blumstengel, C. Christodoulou, R. Ovsyannikov, B. Kobin, K. Moudgil, S. Barlow, S. Hecht, S.R. Marder, F. Henneberger, N. Koch
Efficient light emission from inorganic and organic semiconductor hybrid structures by energy-level tuning 
Nature Communications 6 (2015) 6754. DOI: 10.1038/ncomms7754

R. Hansson, L.K.E. Ericsson, N.P. Holmes, J. Rysz, A. Opitz, M. Campoy-Quiles, E. Wang, M.G. Barr, A.L.D. Kilcoyne, X. Zhou, P. Dastoor and E. Moons
Vertical and lateral morphology effects on solar cell performance for a thiophene-quinoxaline copolymer:PC70BM blend 
J. Mater. Chem. A 3 (2015) 6970. DOI: 10.1039/c5ta00683j

F. Ghani, A. Opitz, P. Pingel, G. Heimel, I. Salzmann, J. Frisch, D. Neher, A. Tsami, U. Scherf, N. Koch
Charge transfer in and conductivity of molecularly doped thiophene-based copolymers 
J. Polym. Sci. B Polym. Phys. 53 (2015) 58. DOI: 10.1002/polb.23631

G. Lu, N. Koch, D. Neher
In-situ tuning threshold voltage of field-effect transistors based on blends of poly(3-hexylthiophene) with an insulator electret 
Appl. Phys. Lett. 107 (2015) 063301. DOI: 10.1063/1.4928554

E. Handick, P. Reinhard, J.-H. Alsmeier, L. Koehler, F. Pianezzi, S. Krause, M. Gorgoi, E. Ikenaga, N. Koch, R. G. Wilks, S. Buecheler, A. N. Tiwari, M. Bär
Potassium Postdeposition Treatment-Induced Band Gap Widening at Cu(In,Ga)Se2 Surfaces – Reason for Performance Leap? 
ACS Appl. Mater. Interfaces 7 (2015) 27414. DOI: 10.1021/acsami.5b09231

F. Piersimoni, R. Schlesinger, J. Benduhn, D. Spoltore, S. Reiter, I. Lange, N. Koch, K. Vandewal, D. Neher
Charge Transfer Absorption and Emission at ZnO/Organic Interfaces 
J. Phys. Chem. Lett. 6 (2015) 500. DOI: 10.1021/jz502657z

M. Timpel, M. V. Nardi, G. Ligorio, B. Wegner, M. Paetzel, B. Kobin, S. Hecht, N. Koch
Energy-Level Engineering at ZnO/Oligophenylene Interfaces with Phosphonate-Based Self-Assembled Monolayers 
ACS Appl. Mater. Interfaces 7 (2015) 11900. DOI: 10.1021/acsami.5b01669

M. Brendel, S. Krause, A. Steindamm, A. K. Topczak, S. Sundarraj, P. Erk, S. Höhla, N. Fruehauf, N. Koch, J. Pflaum
The Effect of Gradual Fluorination on the Properties of FnZnPc Thin Films and FnZnPc/C60 Bilayer Photovoltaic Cells 
Adv. Funct. Mater. 25 (2015) 1565. DOI: 10.1002/adfm.201404434

F. Anger, H. Glowatzki, A. Franco-Canellas, C. Burker, A. Gerlach, R. Schoz, Y. Sakamoto, T. Suzuki, N. Koch, F. Schreiber
Interface Dipole and Growth Mode of Partially and Fully Fluorinated Rubrene on Au(111) and Ag(111) 
J. Phys. Chem. C 119 (2015) 6769. DOI: 10.1021/jp511822g

M. Zellmeier, J. Rappich, M. Klaus, C. Genzel, S. Janietz, J. Frisch, N. Koch, N. H. Nickel
Side chain engineering of poly-thiophene and its impact on crystalline silicon based hybrid solar cells 
Appl. Phys. Lett. 107 (2015) 203301. DOI: 10.1063/1.4935751

K. Akaike, N. Koch, G. Heimel, M. Oehzelt
The Impact of Disorder on the Energy Level Alignment at Molecular Donor-Acceptor Interfaces 
Adv. Mater. Interfaces 2 (2015) 1500232. DOI: 10.1002/admi.201500232

Z. Y. Xia, G. Giambastiani, C. Christodoulou, M. V. Nardi, N. Koch, E. Treossi, V. Bellani, S. Pezzini, F. Corticelli, V. Morandi, A. Zanelli, V. Palermo
Synergic exfoliation of graphene with organic molecules and inorganic ions for the electrochemical production of flexible electrodes 
ChemPlusChem 79 (2014) 439. DOI: 10.1002/cplu.201300375

G. Ligorio, M. V. Nardi, C. Christodoulou, I. Florea, N. C. Monteiro, O. Ersen, M. Brinkmann,N. Koch
Charging and exciton-mediated decharging of metal nanoparticles in organic semiconductor matrices 
Appl. Phys. Lett. 104 (2014) 163302. DOI: 10.1063/1.4873347

M. Timpel, M.V. Nardi, S. Krause, G. Ligorio, C. Christodoulou, L. Pasquali, A. Giglia, J. Frisch, B. Wegner, P. Moras, N. Koch
Surface Modification of ZnO(0001)–Zn with Phosphonate-Based Self-Assembled Monolayers: Binding Modes, Orientation, and Work Function 
Chem. Mater. 26 (2014) 5042. DOI: 10.1021/cm502171m

K.-H. Dostert, C.P. O'Brien, W. Riedel, A. Savara, W. Liu, M. Oehzelt, A. Tkatchenko, S. Schauermann
Interaction of Isophorone with Pd(111): A combination of infrared reflection-absorption spectroscopy, Near-Edge X-ray Absorption Fine Structure, and Density Functional Theory studies 
J. Phys. Chem. C 118 (2014) 27833. DOI: 10.1021/jp506637v

K. Akaike, N. Koch, M. Oehzelt
Fermi level pinning induced electrostatic fields and band bending at organic heterojunctions 
Appl. Phys. Lett. 105 (2014) 223303. DOI: 10.1063/1.4903360

U. Hörmann, C. Lorch, A. Hinderhofer, A. Gerlach, M. Gruber, J. Kraus, B. Sykora, S. Grob, T. Linderl, A. Wilke, A. Opitz, R. Hansson, A.S. Anselmo, Y. Ozawa, Y. Nakayama, H. Ishii, N. Koch, E. Moons, F. Schreiber, W. Brütting
Voc from a morphology point of view: the influence of molecular orientation on the open circuit voltage of organic planar heterojunction solar cells 
J. Phys. Chem. C 118 (2014) 26462. DOI: 10.1021/jp506180k

A. Pichler, R. Resel, A. Neuhold, T. Dingemans, G. Schwabegger, M. Moret, C. Simbrunner, I. Salzmann
Crystal structure determination of organic thin-films: the example of 2,2′:6′,2′′-ternaphthalene 
Zeitschrift für Kristallographie - Crystalline Materials 229 (2014) 385. DOI: 10.1515/zkri-2013-1704

A. Ciesielski, S. Haar, M. El Gemayel, H. Yang, J. Clough, G. Melinte, M. Gobbi, E. Orgiu, M. V. Nardi, G. Ligorio, V. Palermo, N. Koch, O. Ersen, C. Casiraghi, P. Samorì
Harnessing the liquid-phase exfoliation of Graphene using aliphatic compounds: a supramolecular approach 
Angew. Chem. Int. Ed. 53 (2014) 10355. DOI: 10.1002/anie.201402696

S. Yu, A. Opitz, S. Grob, R. Resel, M. Oehzelt, W. Brütting, I. Salzmann, N. Koch
Performance enhancement of diindenoperylene-based organic photovoltaic cells by nanocolumn-arrays 
Organic Electronics 15 (2014) 2210. DOI: 10.1016/j.orgel.2014.06.023

M. Oehzelt, N. Koch, G. Heimel
Organic semiconductor density of states controls the energy level alignment at electrode interfaces 
Nature Communications 5 (2014) 4174. DOI: 10.1038/ncomms5174

S. Winkler, J. Frisch, P. Amsalem, S. Krause, M. Timpel, M. Stolte, F. Würthner, N. Koch
Impact of Molecular Dipole Moments on Fermi Level Pinning in Thin Films 
J. Phys. Chem. C 118 (2014) 11731. DOI: 10.1021/jp5021615

C. Christodoulou, A. Giannakopoulos, M. V. Nardi, G. Ligorio, M. Oehzelt, L. Chen, L. Pasquali, M. Timpel, A. Giglia, S. Nannarone, P. Norman, M. Linares, K. Parvez, K. Müllen, D. Beljonne, N. Koch
Tuning the work function of Graphene-on-quartz with a high weight molecular acceptor 
J. Phys. Chem. C 118 (2014) 4784. DOI: 10.1021/jp4122408

J. Niederhausen, S. Duhm, G. Heimel, C. Bürker, Q. Xin, A. Wilke, A. Vollmer, F. Schreiber, S. Kera, J. P. Rabe, N. Ueno, N. Koch
Seleno groups control the energy-level alignment between conjugated organic molecules and metals 
J. Chem. Phys. 140 (2014) 014705. DOI: 10.1063/1.4858856

H. Wang, P. Amsalem, G. Heimel, I. Salzmann, N. Koch, M. Oehzelt
Band-Bending in Organic Semiconductors: the Role of Alkali-Halide Interlayers 
Adv. Mater. 26 (2014) 925. DOI: 10.1002/adma.201303467

M. Castellani, S. Winkler, B. Bröker, M. Baumgarten, K. Müllen, N. Koch
Work function increase of transparent conductive electrodes by solution processed electron acceptor molecular monolayers 
Appl. Phys. A 114 (2014) 291. DOI: 10.1007/s00339-013-8048-x

C. Christodoulou, A. Giannakopoulos, M. V. Nardi, G. Ligorio, M. Oehzelt, L. Chen, G. Heimel, R. Ovsyannikov, L. Pasquali, M. Timpel, O. Monti, A. Giglia, S. Nannorone, K. Parvez, M. Linares, P. Norman, K. Muellen, D. Beljonne, N. Koch
Workfunction tuning of graphene with organic molecules 
Abstr. Pap. Am. Chem. Soc. 247 (2014) 543. 

F. Bianchi, S. Sadofev, R. Schlesinger, B. Kobin, S. Hecht, N. Koch, F. Henneberger, S. Blumstengel
Cascade energy transfer versus charge seperation in ladder-type oligo(p-phenylene)/ZnO hybrid structures for light-emitting applications 
Appl. Phys. Lett. 105 (2014) 233301. DOI: 10.1063/1.4903517

Y. Ito, C. Christodoulou, M. V. Nardi, N. Koch, H. Sachdev, K. Muellen
Chemical Vapor Deposition of N-Doped Graphene and Carbon Films: The Role of Precursors and Gas Phase 
ACS Nano 8 (2014) 3337. DOI: 10.1021/nn405661b

S. Nau, R. Trattnig, L. Pevzner, M. Jäger, R. Schlesinger, M. V. Nardi, G. Ligorio, C. Christodoulou, N. Schulte, S. Winkler, J. Frisch, A. Vollmer, M. Baumgarten, S. Sax, N. Koch, K. Müllen, E. J. W. List–Kratochvil
All solution processed blue multi-layer light emitting diodes realized by thermal layer stabilization and orthogonal solvent processing 
Proc. SPIE 8829 (2013) 88290Z. DOI: 10.1117/12.2024146

R. Trattnig, L. Pevzner, M. Jäger, R. Schlesinger, M. V. Nardi, G. Ligorio, C. Christodoulou, N. Koch, M. Baumgarten, K. Müllen, E. J. W. List
Bright blue solution processed triple-layer polymer light-emitting diodes realized by thermal layer stabilization and orthogonal solvents 
Adv. Funct. Mater. 23 (2013) 4897. DOI: 10.1002/adfm.201300360

C. Schwarz, S. Tscheuschner, J. Frisch, S. Winkler, N. Koch, H. Bässler, A. Köhler
Role of the effective mass and interfacial dipoles on exciton dissociation in organic donor-acceptor solar cells 
Phys. Rev. B 87 (2013) 155205. DOI: 10.1103/PhysRevB.87.155205

Y. Nakayama, J. Niederhausen, S. Machida, Y. Uragami, H. Kinjo, A. Vollmer, J.P. Rabe, N. Koch, H. Ishii
Valence band structure of rubrene single crystals in contact with an organic gate dielectric 
Organic Electronics 14 (2013) 1825. DOI: 10.1016/j.orgel.2013.04.019

S. Duhm, C. Bürker, J. Niederhausen, I. Salzmann, T. Hosokai, J. Duvernay, S. Kera, F. Schreiber, N. Koch, N. Ueno, A. Gerlach
Pentacene on Ag(111): Correlation of Bonding Distance with Intermolecular Interaction and Order 
ACS Appl. Mater. Interfaces 5 (2013) 9377. DOI: 10.1021/am402778u

C. Burker, N. Ferri, A. Tkatchenko, A. Gerlach, J. Niederhausen, T. Hosokai, S. Duhm, J. Zegenhagen, N. Koch, F. Schreiber
Exploring the bonding of large hydrocarbons on noble metals: Diindoperylene on Cu(111), Ag(111), and Au(111) 
Phys. Rev. B 87 (2013) 165443. DOI: 10.1103/PhysRevB.87.165443

S. Nau, N. Schulte, S. Winkler, J. Frisch, A. Vollmer, N. Koch, S. Sax, E.J.W. List
Highly efficient color-stable deep-blue multilayer PLEDs: Preventing PEDOT:PSS-induced interface degradation 
Adv. Mater. 25 (2013) 4420. DOI: 10.1002/adma.201300832

K. Schmoltner, F. Schlütter, M. Kivala, M. Baumgarten, S. Winkler, R. Trattnig, N. Koch, A. Klug, E. J. W. List, K. Müllen
A heterotriangulene polymer for air-stable organic field-effect transistors 
Polym. Chem. 4 (2013) 5337. DOI: 10.1039/c3py00089c

S. Winkler, J. Frisch, R. Schlesinger, M. Oehzelt, R. Rieger, J. Räder, J.P. Rabe, K. Müllen, N. Koch
The impact of local work function variations on Fermi level pinning of organic semiconductors 
J. Phys. Chem. C 117 (2013) 22285. DOI: 10.1021/jp401919z

R. Schlesinger, Y. Xu, O.T. Hofmann, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, F. Henneberger, P. Rinke, M. Scheffler, N. Koch
Controlling the work function of ZnO and the energy-level alignment at the interface to organic semiconductors with a molecular electron acceptor 
Phys. Rev. B 87 (2013) 155311. DOI: 10.1103/PhysRevB.87.155311

Y. Xu, O.T. Hofmann, R. Schlesinger, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, F. Henneberger, N. Koch, P. Rinke, M. Scheffler
Space-charge transfer in hybrid inorganic-organic systems 
Phys. Rev. Lett. 111 (2013) 226802. DOI: 10.1103/PhysRevLett.111.226802

A. Opitz, J. Frisch, R. Schlesinger, A. Wilke, N. Koch
Energy level alignment at interfaces in organic photovoltaic devices 
Journal of Electron Spectroscopy and Related Phenomena 190 (2013) 12. DOI: 10.1016/j.elspec.2012.11.008

M. Dohr, O. Werzer, Q. Shen, I. Salzmann, C. Teichert, C. Ruzie, G. Schweicher, Y. H. Geerts, M. Sferrazza, R. Resel
Dynamics of monolayer-island transitions in 2,7-dioctyl-benzothienobenzthiophene thin films 
ChemPhysChem 14 (2013) 2554. DOI: 10.1002/cphc.201300227

H. Méndez, G. Heimel, A. Opitz, K. Sauer, P. Barkowski, M. Oehzelt, J. Soeda, T. Okamoto, J. Takeya, J.-B. Arlin, J.-Y. Balandier, Y. Geerts, N. Koch, I. Salzmann
Doping of organic semiconductors: Impact of dopant strength and electronic coupling 
Angew. Chem. Int. Ed. 52 (2013) 7751. DOI: 10.1002/anie.201302396

A. Moser, I. Salzmann, M. Oehzelt, A. Neuhold, H.-G. Flesch, J. Ivanco, S. Pop, T. Toader, D.R.T. Zahn, D.-M. Smilgies, R. Resel
A disordered layered phase in thin films of sexithiophene 
Chemical Physics Letters 574 (2013) 51. DOI: 10.1016/j.cplett.2013.04.053

A. Ringk, W.S.C. Roelofs, E.C.P. Smits, C. van der Marel, I. Salzmann, A. Neuhold, G.H. Gelinck, R. Resel, D.M. de Leeuw, P. Strohriegl
N-Type self-assembled monolayer field-effect transistors for flexible organic electronics 
Organic Electronics 14 (2013) 1297. DOI: 10.1016/j.orgel.2013.02.016

O. Werzer, B. Kunert, E. Roblegg, A. Zimmer, M. Oehzelt, R. Resel
Surface induced order of solution processed caffeine needles on silica and muscovite mica 
Crystal Growth & Design 13 (2013) 1322. DOI: 10.1021/cg301812m

G. Lu, J. Blakesley, S. Himmelberger, P. Pingel, J. Frisch, I. Lieberwirth, I. Salzmann, M. Oehzelt, R. Di Pietro, A. Salleo, N. Koch, D. Neher
Moderate doping leads to high performance of semiconductor/insulator polymer blend transistors 
Nature Communications 4 (2013) 1588. DOI: 10.1038/ncomms2587

A. Paris, N. Verbitskiy, A. Nefedov, Y. Wang, A. Fedorov, D. Haberer, M. Oehzelt, L. Petaccia, D. Usachov, D. Vyalikh, H. Sachdev, C. Wöll, M. Knupfer, B. Büchner, L. Calliari, L. Yashina, S. Irle, A. Grüneis
Kinetic isotope effect in the hydrogenation and deuteration of graphene 
Adv. Funct. Mater. 23 (2013) 1628. DOI: 10.1002/adfm.201202355

V. Scenev, P. Cosseddu, A. Bonfiglio, I. Salzmann, N. Severin, M. Oehzelt, N. Koch, J. P. Rabe
Origin of mechanical strain sensitivity of pentacene thin-film transistors 
Organic Electronics 14 (2013) 1323. DOI: 10.1016/j.orgel.2013.02.030

L. Masson, H. Sahaf, P. Amsalem, F. Dettoni, E. Moyen, N. Koch, M. Hanbücken
Nanoscale Si template for the growth of self-organized one-dimensional nanostructures 
Applied Surface Science 267 (2013) 192. DOI: 10.1016/j.apsusc.2012.09.155

E. Salomon, P. Amsalem, N. Marom, M. Vondracek, L. Kronik, N. Koch, T. Angot
Electronic structure of CoPc adsorbed on Ag(100): Evidence for molecule-substrate interaction mediated by Co 3d orbitals 
Phys. Rev. B 87 (2013) 075407. DOI: 10.1103/PhysRevB.87.075407

G. Heimel, S. Duhm, I. Salzmann, A. Gerlach, A. Strozecka, J. Niederhausen, C. Bürker, T. Hosokai, I. Fernandez-Torrente, G. Schulze, S. Winkler, A. Wilke, R. Schlesinger, J. Frisch, B. Bröker, A. Vollmer, B. Detlefs, J. Pflaum, S. Kera, K. J. Franke, N. Ueno, J. I. Pascual, F. Schreiber, N. Koch
Charged and metallic molecular monolayers through surface-induced aromatic stabilization 
Nature Chemistry 5 (2013) 187. DOI: 10.1038/nchem.1572

P. Amsalem, J. Niederhausen, A. Wilke, G. Heimel, R. Schlesinger, S. Winkler, A. Vollmer, J. P. Rabe, N. Koch
Role of charge transfer, dipole-dipole interactions, and electrostatics in Fermi-level pinning at a molecular heterojunction on a metal surface 
Phys. Rev. B 87 (2013) 035440. DOI: 10.1103/PhysRevB.87.035440

L. Giovanelli, F. C. Bocquet, P. Amsalem, H.-L. Lee, M. Abel, S. Clair, M. Koudia, T. Faury, L. Petaccia, D. Topwal, E. Salomon, T. Angot, A. A. Cafolla, N. Koch, L. Porte, A. Goldoni, J.-M. Themlin
Interpretation of valence band photoemission spectra at organic-metal interfaces 
Phys. Rev. B 87 (2013) 035413. DOI: 10.1103/PhysRevB.87.035413

M. Scheffler, W. Liu, J. Carrasco, B. Santra, A. Michaelides, A. Tkatchenko, R. Schlesinger, Y. Xu, O. T. Hofmann, S. Winkler, J. Frisch, J. Niederhausen, A. Vollmer, S. Blumstengel, P. Rinke, F. Henneberger, N. Koch
Adsorption of organic molecules at metal and metal-oxide surfaces: Theoretical challenges, concepts, and insights 
Abstr. Pap. Am. Chem. Soc. 245 (2013). 

G. Schwabegger, M. Oehzelt, I. Salzmann, F. Quochi, M. Saba, A. Mura, G. Bongiovanni, A. Vollmer, N. Koch, H. Sitter, C. Simbrunner
Interface Properties of Organic para-Hexaphenyl/α-Sexithiophene Heterostructures Deposited on Highly Oriented Pyrolytic Graphite 
Langmuir 29 (2013) 14444. DOI: 10.1021/la402242b

J. Frisch, M. Herder, P. Herrmann, G. Heimel, S. Hecht, N. Koch
Photoinduced reversible changes in the electronic structure of photochromic diarylethene films 
Appl. Phys. A 113 (2013) 1. DOI: 10.1007/s00339-013-7892-z

S. Kabisch, M. A. Gluba, C. Klimm, S. Krause, N. Koch, N. H. Nickel
Polarity driven morphology of zinc oxide nanostructures 
Appl. Phys. Lett. 103 (2013) 103106. DOI: 10.1063/1.4820410

S. Krause, M. Stolte, F. Würthner, N. Koch
Influence of Merocyanine Molecular Dipole Moments on the Valence Levels in Thin Films and the Interface Energy Level Alignment with Au(111) 
J. Phys. Chem. C 117 (2013) 19031. DOI: 10.1021/jp4060395

H. Glowatzki, G. Heimel, A. Vollmer, S. L. Wong, H. Huang, W. Chen, A. T. S. Wee, J. P. Rabe, N. Koch
Impact of Fluorination on Initial Growth and Stability of Pentacene on Cu(111) 
J. Phys. Chem. C 116(14) (2012) 7726. DOI: 10.1021/jp208582z

E. Orgiu, N. Crivillers, M. Herder, L. Grubert, M. Pätzel, J. Frisch, E. Pavlica, D.T. Duong, G. Bratina, A. Salleo, N. Koch, S. Hecht, P. Samorì
Optically switchable transistor via energy-level phototuning in a bicomponent organic semiconductor 
Nature Chemistry 4 (2012) 675. DOI: 10.1038/nchem.1384

S. Fladischer, A. Neuhold, E. Kraker, T. Haber, B. Lamprecht, I. Salzmann, R. Resel, W. Grogger
Diffusion of Ag into Organic Semiconducting Materials: A Combined Analytical Study Using Transmission Electron Microscopy and X-ray Reflectivity 
ACS Appl. Mater. Interfaces 4 (2012) 5608. DOI: 10.1021/am301504j

M. Defaux, F. Gholamrezaie, J. Wang, A. Kreyes, U. Ziener, D. V. Anokhin, D. A. Ivanov, A. Moser, A. Neuhold, I. Salzmann, R. Resel, D. M. de Leeuw, S. C. J. Meskers, M. Moeller, A. Mourran
Solution-Processable Septithiophene Monolayer Transistor 
Adv. Mater. 24 (2012) 973. DOI: 10.1002/adma.201103522

I. Salzmann, A. Moser, M. Oehzelt, T. Breuer, X. Feng, Z.-Y. Juang, D. Nabok, R. G. D. Valle, S. Duhm, G. Heimel, A. Brillante, E. Venuti, I. Bilotti, C. Christodoulou, J. Frisch, P. Puschnig, C. Draxl, G. Witte, K. Müllen, N. Koch
Epitaxial Growth of π‑Stacked Perfluoropentacene on Graphene-Coated Quartz 
ACS Nano 6 (2012) 10874. DOI: 10.1021/nn3042607

A. Wilke, J. Endres, U. Hörmann, J. Niederhausen, R. Schlesinger, J. Frisch, P. Amsalem, J. Wagner, M. Gruber, A. Opitz, A. Vollmer, W. Brütting, A. Kahn, N. Koch
Correlation between interface energetics and open circuit voltage in organic photovoltaic cells 
Appl. Phys. Lett. 101 (2012) 233301. DOI: 10.1063/1.4769360

N. Koch
Electronic structure of interfaces with conjugated organic materials 
Phys. Status Solidi RRL 6 (2012) 277. DOI: 10.1002/pssr.201206208

D. A. Egger, F. Rissner, E. Zojer, G. Heimel
Polarity switching of charge transport and thermoelectricity in self-assembled monolayer devices 
Adv. Mater. 24 (2012) 4403. DOI: https://10.1002/adma.201200872

J. Niederhausen, P. Amsalem, A. Wilke, R. Schlesinger, S. Winkler, A. Vollmer, J. P. Rabe, N. Koch
Doping of C60 monolayers by Fermi-level pinning induced electron transfer 
Phys. Rev. B 86 (2012) 081411. DOI: 10.1103/PhysRevB.86.081411

C. Simbrunner, G. Hernandez-Sosa, F. Quochi, G. Schwabegger, C. Botta, M. Oehzelt, I. Salzmann, T. Djuric, A. Neuhold, R. Resel, M. Saba, A. Mura, G. Bongiovanni, A. Vollmer, N. Koch, H. Sitter
Color tuning of nanofibers by periodic organic-organic hetero-epitaxy 
ACS Nano 6 (2012) 4629. DOI: 10.1021/nn2047235

B. Wedl, R. Resel, G. Leising, B. Kunert, I. Salzmann, M. Oehzelt, N. Koch, A. Vollmer, S. Duhm, O. Werzer, G. Gbabode, M. Sferrazza, Y. Geerts
Crystallisation kinetics in thin films of dihexyl-terthiophene: The appearance of polymorphic phases 
RSC Adv. 2 (2012) 4404. DOI: 10.1039/c2ra20272g

A. Vollmer, R. Ovsyannikov, M. Gorgoi, S. Krause, M. Oehzelt, A. Lindblad, N. Mårtensson, S. Svensson, P. Karlsson, M. Lundvuist, T. Schmeiler, J. Pflaum, N. Koch
Two dimensional band structure mapping of organic single crystals using the new generation electron energy analyzer ARTOFJ. 
Journal of Electron Spectroscopy and Related Phenomena 185 (2012) 55. DOI: 10.1016/j.elspec.2012.01.003

M. Neuschitzer, A. Moser, A. Neuhold, J. Kraxner, B. Stadlober, M. Oehzelt, I. Salzmann, R. Resel, J. Novak
Grazing-incidence in-plane X-ray diffraction on ultra-thin organic films using standard laboratory equipment 
J. Appl. Cryst. 45 (2012) 367. DOI: 10.1107/S0021889812000908

A. Opitz, M. Horlet, M. Kiwull, J. Wagner, M. Kraus, W. Brütting
Bipolar charge transport in organic field-effect transistors: Enabling high mobilities and transport of photo-generated charge carriers by a molecular passivation layer 
Organic Electronics 13 (2012) 1614. DOI: 10.1016/j.orgel.2012.04.032

I. Salzmann, G. Heimel, S. Duhm, M. Oehzelt, P. Pingel, B. M. George, A. Schnegg, K. Lips, R.-P. Blum, A. Vollmer, N. Koch
Intermolecular hybridization governs molecular electrical doping 
Phys. Rev. Lett. 108 (2012) 035502. DOI: 10.1103/PhysRevLett.108.035502

J. Frisch, M. Schubert, E. Preis, J. P. Rabe, D. Neher, U. Scherf, N. Koch
Full electronic structure across a polymer heterojunction solar cell 
J. Mater. Chem. 22 (2012) 4418. DOI: 10.1039/c1jm14968g

M. Schubert, D. Dolfen, J. Frisch, S. Roland, R. Steyrleuthner, B. Stiller, Z. Chen, U. Scherf, N. Koch, A. Facchetti, D. Neher
Influence of Aggregation on the Performance of All-Polymer Solar Cells Containing Low-Bandgap Naphthalenediimide Copolymers 
Adv. Energy Mater. 2 (2012) 369. DOI: 10.1002/aenm.201100601

J. Wagner, M. Gruber, A. Wilke, Y. Tanaka, K. Topczak, A. Steindamm, U. Hörmann, A. Opitz, Y. Nakayama, H. Ishii, J. Pflaum, N. Koch, W. Bruetting
Identification of different origins for s-shaped current voltage characteristics in planar heterojunction organic solar cells 
Journal of Applied Physics 111 (2012) 054509. DOI: 10.1063/1.3692050

J. Frisch, A. Vollmer, N. Koch
Energy level pinning of an n-type semiconducting polymer on conductive polymer electrodes: Effects of work function and annealing 
Journal of Applied Physics 112 (2012) 033712. DOI: 10.1063/1.4745017

G. Heimel, I. Salzmann, N. Koch
On the fundamental processes in molecular electrical doping of organic semiconductors 
AIP Conference Proceedings 1456 (2012) 148. DOI: 10.1063/1.4730654

S. Albrecht, S. Janietz, W. Schindler, J. Frisch, J. Kurpiers, J. Kniepert, S. Inal, P. Pingel, K. Fostiropoulos, N. Koch, D. Neher
Fluorinated Copolymer PCPDTBT with Enhanced Open-Circuit Voltage and Reduced Recombination for Highly Efficient Polymer Solar Cells 
J. Am. Chem. Soc. 134 (2012) 14932. DOI: 10.1021/ja305039j

M. Malicki, G. Heimel, Z. Guan, S. D. Ha, S. Barlow, A. Kahn, S. R. Marder
Energy-level alignment in 4’-substituted stilbene-4-thiolate self-assembled monolayers on gold 
J. Phys. Chem. C 115 (2011) 7487. DOI: 10.1021/jp111900g

Z.-Y. Ma, F. Rissner, L.-J. Wang, G. Heimel, Q.-K. Li, Z. Shuai, E. Zojer
Electronic Structure of Pyridine-based SAMs on Flat Au(111) Surfaces: Extended Charge Rearrangements and Fermi Level Pinning 
Phys. Chem. Chem. Phys. 13 (2011) 9747. DOI: 10.1039/C0CP02168G

P. Amsalem, A. Wilke, J. Frisch, J. Niederhausen, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Interlayer molecular diffusion and thermodynamic equilibrium in organic heterostructures on a metal electrode 
Journal of Applied Physics 110 (2011) 113709. DOI: 10.1063/1.3662878

F. C. Bocquet, L. Giovanelli, P. Amsalem, L. Petaccia, D. Topwal, S. Gorikov, M. Abel, N. Koch, L. Porte, A. Goldoni, J. M. Themlin
Final-state diffraction effects in angle-resolved photoemission at an organic-metal interface 
Phys. Rev. B 84 (2011) 241497. DOI: 10.1103/PhysRevB.84.241407

C. Simbrunner, D. Nabok, G. Hernandez-Sosa, M. Oehzelt, T. Djuric, R. Resel, L. Romaner, P. Puschnig, C. Ambrosch-Draxl, I. Salzmann, G. Schwabegger, I. Watzinger, H. Sitter
Epitaxy of rodlike organic molecules on sheet silicates-A growth model based on experiments and simulations 
J. Am. Chem. Soc. 133 (2011) 3056. DOI: 10.1021/ja109729e

C. Simbrunner, G. Hernandez-Sosa, M. Oehzelt, T. Djuric, I. Salzmann, M. Brinkmann, G. Schwabegger, I. Watzinger, H. Sitter, R. Resel
Epitaxial growth of sexithiophene on mica surfaces 
Phys. Rev. B 83 (2011) 115443. DOI: 10.1103/PhysRevB.83.115443

D. Usachov, O. Vilkov, A. Gruneis, D. Haberer, A. Fedorov, V. K. Adamchuk, A. B. Preobrajenski, P. Dudin, A. Barinov, M. Oehzelt,C. Laubschat, D. V. Vyalikh
Nitrogen-doped graphene: Efficient growth, structure, and electronic properties 
Nano Lett. 11 (2011) 5401. DOI: 10.1021/nl2031037

J. Zhang, Y. Wu, S. Duhm, J. P. Rabe, P. Rudolf, N. Koch
Formation of intra-island grain boundaries in pentacene monolayers 
Phys. Chem. Chem. Phys. 13 (2011) 21102. DOI: 10.1039/c1cp21506j

U. Aygül, H. Peisert, J. Frisch, A. Vollmer, N. Koch, T. Chasse
Electronic properties of interfaces between PCPDTBT and prototypical electrodes studied by photoemission spectroscopy 
ChemPhysChem 12 (2011) 2345. DOI: 10.1002/cphc.201000999

P. Amsalem, J. Niederhausen, J. Frisch, A. Wilke, B. Bröker, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Metal-to-acceptor charge transfer through a molecular spacer layer 
J. Phys. Chem. C 115 (2011) 17503. DOI: 10.1021/jp2053376

J. Fraxedas, S. Garcia-Gil, S. Monturet, N. Lorente, I. Fernández-Torrente, K. J. Franke, J. I. Pascual, A. Vollmer, R.-P. Blum, N. Koch, P. Ordejón
Modulation of surface charge transfer through competing long-range repulsive versus short-range attractive interactions 
J. Phys. Chem. C 115 (2011) 18640. DOI: 10.1021/jp2050838

J. Niederhausen, P. Amsalem, J. Frisch, A. Wilke, A. Vollmer, R. Rieger, K. Müllen, J. P. Rabe, N. Koch
Tuning hole-injection barriers at organic/metal interfaces exploiting the orientation of a molecular acceptor interlayer 
Phys. Rev. B 84 (2011) 165302. DOI: 10.1103/PhysRevB.84.165302

T. Breuer, I. Salzmann, J. Götzen, M. Oehzelt, A. Morherr, N. Koch, G. Witte
Interrelation between substrate roughness and thin-film structure of functionalized acenes on graphite 
Crystal Growth & Design 11 (2011) 4996. DOI: 10.1021/cg200894y

R. Trattnig, T. M. Figueira-Duarte, D. Lorbach, W. Wiedemair, S. Sax, S. Winkler, A. Vollmer, N. Koch, M. Manca, M. A. Loi, M. Baumgarten, E. J. W. List, K. Müllen
Deep blue polymer light emitting diodes based on easy to synthesize, non-aggregating polypyrene 
Opt. Express 19 (2011) A1281. DOI: 10.1364/oe.19.0a1281

E. J. W. List, N. Koch
Focus issue: Organic light-emitting diodes-status quo and current developments 
Opt. Express 19 (2011) A1237. DOI: 10.1364/oe.19.0a1237

S. Yu, C. Klimm, P. Schäfer, J. P. Rabe, B. Rech N. Koch
Organic photovoltaic cells with interdigitated structures based on pentacene nanocolumn arrays 
Organic Electronics 12 (2011) 2180. DOI: 10.1016/j.orgel.2011.09.021

I. Lange, J. C. Blakesley, J. Frisch, A. Vollmer, N. Koch, D. Neher
Band bending in conjugated polymer layers 
Phys. Rev. Lett. 106 (2011) 216402. DOI: 10.1103/PhysRevLett.106.216402

S. Duhm, Q. Xin, N. Koch, N. Ueno, S. Kera
Impact of alkyl side chains at self-assembly, electronic structure and charge arrangement in sexithiophene thin films 
Organic Electronics 12 (2011) 903. DOI: 10.1016/j.orgel.2011.03.009

J. Frisch, A. Vollmer, J. P. Rabe, N. Koch
Ultrathin polythiophene films on an intrinsically conducting polymer electrode: Charge transfer induced valence states and interface dipoles 
Organic Electronics 12 (2011) 916. DOI: 10.1016/j.orgel.2011.03.005

A. Wilke, P. Amsalem, J. Frisch, B. Bröker, A. Vollmer, N. Koch
Electric fields induced by energy level pinning at organic heterojunctions 
Appl. Phys. Lett. 98 (2011) 123304. DOI: 10.1063/1.3571286

T. Qin, W. Wiedemair, S. Nau, R. Trattnig, S. Sax, S. Winkler, A. Vollmer, N. Koch, M. Baumgarten, E. J. W. List, K. Müllen
Core, shell, and surface-optimized dendrimers for blue light-emitting diodes 
J. Am. Chem. Soc. 133 (2011) 1301. DOI: 10.1021/ja109734e

S. Käbisch, P. Pingel, J. P. Rabe, N. Koch
Substrate- and oxidation-induced roughness of individual terraces of pentacene thin films 
Thin Solid Films 519 (2011) 1857. DOI: 10.1016/j.tsf.2010.10.032

G. Heimel, I. Salzmann, S. Duhm, N. Koch
Design of organic semiconductors from molecular electrostatics 
Chem. Mater. 23 (2011) 359. DOI: 10.1021/cm1021257

I. Salzmann, D. Nabok, M. Oehzelt, S. Duhm, A. Moser, G. Heimel, P. Puschnig, C. Ambrosch-Draxl, J. P. Rabe, N. Koch
Structure solution of the 6,13-pentacenequinone surface-induced polymorph by combining X-ray diffraction reciprocal-space mapping and theoretical structure modeling 
Crystal Growth & Design 11 (2011) 600. DOI: 10.1021/cg1015143

F. Rissner, D. A. Egger, L. Romaner, G. Heimel, E. Zojer
The electronic structure of mixed self-assembled monolayers 
ACS Nano 4 (2010) 6735. DOI: 10.1021/nn102360d

G. M. Rangger, L. Romaner, O. T. Hofmann, G. Heimel, M. G. Ramsey, E. Zojer
Analyzing the bonding between conjugated organic molecules and noble metal surfaces using overlap populations 
J. Chem. Theory Comput. 6 (2010) 3481. DOI: 10.1021/ct100449c

L. J. Wang, G. M. Rangger, Z. Y. Ma, Q. K. Li, Z. Shuai, E. Zojer, G. Heimel
Is there a Au-S bond dipole in self-assembled monolayers on gold? 
Phys. Chem. Chem. Phys. 12 (2010) 4287. DOI: 10.1039/B924306M

D. A. Egger, F. Rissner, G. M. Rangger, O. T. Hofmann, L. Wittwer, G. Heimel E. Zojer
Self-assembled monolayers of polar molecules on Au(111) surfaces: Distributing the dipoles 
Phys. Chem. Chem. Phys. 12 (2010) 4291. DOI: 10.1039/b924238b

G. Heimel, F. Rissner, E. Zojer
Modeling the electronic properties of Pi-conjugated self-assembled monolayers 
Adv. Mater. 22 (2010) 2494. DOI: 10.1002/adma.200903855

A. M. Track, F. Rissner, G. Heimel, L. Romaner, D. Käfer, A. Bashir, G. M. Rangger, O. T. Hofmann, T. Bucko, G. Witte, and E. Zojer
Simultaneously understanding the geometric and electronic structure of anthraceneselenolate on Au(111): A combined theoretical and axperimental study 
J. Phys. Chem. C 114 (2010) 2677. DOI: 10.1021/jp9102756

L. Giovanelli, P. Amsalem, T. Angot, L. Petaccia, S. Gorikov, L. Porte, A. Goldoni, J. M. Themlin
Valence band photoemission from the Zn-phthalocyanine/Ag(110) interface: Charge transfer and scattering of substrate photoelectrons 
Phys. Rev. B 82 (2010) 125431. DOI: 10.1103/PhysRevB.82.125431

L. Kronik, N. Koch
Electronic properties of organic-based interfaces 
MRS Bulletin 35 (2010) 417. DOI: 10.1557/mrs2010.578

J. Wagner, M. Gruber, A. Hinderhofer, A. Wilke, B. Bröker, J. Frisch, P. Amsalem, A. Vollmer, A. Opitz, N. Koch, F. Schreiber, W. Brütting
High fill factor and open circuit voltage in organic photovoltaic cells with diindenoperylene as donor material 
Adv. Funct. Mater. 20 (2010) 4295. DOI: 10.1002/adfm.201001028

B. Bröker, O. T. Hofmann, G. M. Rangger, P. Frank, R. P. Blum, R. Rieger, L. Venema, A. Vollmer, K. Müllen, J. P. Rabe, A. Winkler, P. Rudolf, E. Zojer, N. Koch
Density-dependent reorientation and rehybridization of chemisorbed conjugated molecules for controlling interface electronic structure 
Phys. Rev. Lett. 104 (2010) 246805. DOI: 10.1103/PhysRevLett.104.246805

H. Yamane, A. Gerlach, S. Duhm, Y. Tanaka, T. Hosokai, Y. Y. Mi, J. Zegenhagen, N. Koch, K. Seki, F. Schreiber
Site-specific geometric and electronic relaxations at organic-metal interfaces 
Phys. Rev. Lett. 105 (2010) 046103. DOI: 10.1103/PhysRevLett.105.046103

S. Blumstengel, H. Glowatzki, S. Sadofev, N. Koch, S. Kowarik, J. P. Rabe, F. Henneberger
Band-offset engineering in organic/inorganic semiconductor hybrid structures 
Phys. Chem. Chem. Phys. 12 (2010) 11642. DOI: 10.1039/c004944c

P. Frank, T. Djuric, M. Koini, I. Salzmann, R. Rieger, K. Müllen, R. Resel, N. Koch, A. Winkler
Layer growth, thermal stability and desorption behavior of hexaaza-triphenylene-hexacarbonitrile on Ag(111) 
J. Phys. Chem. C 114 (2010) 6650. DOI: 10.1021/jp100704v

K. Medjanik, D. Kutnyakhov, S. A. Nepijko, G. Schönhense, S. Naghavi, V. Alijani, C. Felser, N. Koch, R. Rieger, M. Baumgarten, K. Müllen
Electronic structure of large disc-type donors and acceptors 
Phys. Chem. Chem. Phys. 12 (2010) 7184. DOI: 10.1039/b926999a

J.-O. Vogel, I. Salzmann, S. Duhm, M. Oehzelt, J. P. Rabe, N. Koch
Phase-separation and mixing in thin films of co-deposited rod-like conjugated molecules 
J. Mater. Chem. 20 (2010) 4055. DOI: 10.1039/b927594k

A. Opitz, J. Wagner, W. Brütting, I. Salzmann, N. Koch, J. Manara, J. Pflaum, A. Hinderhofer, F. Schreiber
Charge separation at molecular donor-acceptor interfaces: correlation between interface morphology and solar cell performance 
IEEE Journal of Selected Topics in Quantum Electronics 16 (2010) 1707. DOI: 10.1109/jstqe.2010.2048096

A. Wilke, T. Mizokuro, R. P. Blum, J. P. Rabe, N. Koch
Electronic properties of Cu-phthalocyanine/fullerene planar and bulk hetereojunctions on PEDOT:PSS 
IEEE Journal of Selected Topics in Quantum Electronics 16 (2010) 1732. DOI: 10.1109/jstqe.2010.2042035

B. Fraboni, R. DiPietro, A. Cavallini, P. Cosseddu, A. Bonfiglio, J.-O. Vogel, J. P. Rabe, N. Koch
Correlating photocurrent spectra and electrical transport parameters in organic field effect transistors 
Organic Electronics 11 (2010) 273. DOI: 10.1016/j.orgel.2009.11.005

S. Duhm, S. Hosoumi, I. Salzmann, A. Gerlach, M. Oehzelt, B. Wedl, T.-L. Lee, F. Schreiber, N. Koch, N. Ueno, S. Kera
Influence of intramolecular polar bonds on interface energetics in perfluoro-pentacene on Ag(111) 
Phys. Rev. B 81 (2010) 045418. DOI: 10.1103/PhysRevB.81.045418

P. Pingel, L. Zhu, K. S. Park, J.-O. Vogel, S. Janietz, E.-G. Kim, J. P. Rabe, J.-L. Brédas, N. Koch
Charge-Transfer Localization in Molecularly Doped Thiophene-Based Donor Polymers 
J. Phys. Chem. Lett. 1 (2010) 2037. DOI: 10.1021/jz100492c

F. Rissner, G. M. Rangger, O. T. Hofmann, A. M. Track, G. Heimel, E. Zojer
Understanding vacuum-level alignment and Fermi level pinning at metal/SAM/organic contacts 
ACS Nano 3 (2009) 3513. DOI: 10.1021/nn9010494

L.-J. Wang, G. M. Rangger, L. Romaner, G. Heimel, T. Bucko, Z.-Y. Ma, Q.-K. Li, Z. Shuai, E. Zojer
Electronic structure of self-assembled monolayers on Au(111) surfaces: The impact of the backbone polarizability 
Adv. Funct. Mater. 19 (2009) 3766. DOI: 10.1002/adfm.200901152

G. Heimel, E. Zojer, L. Romaner, J.-L. Brédas, F. Stellacci
Doping molecular wires 
Nano Lett. 9 (2009) 2559. DOI: 10.1021/nl9006613

M. Malicki, Z. Guan, S. D. Ha, G. Heimel, S. Barlow, M. Rumi, A. Kahn, S. Marder
Preparation and characterization of 4’-donor substituted stilbene-4-thiolate monolayers and their influence on the work function of gold 
Langmuir 25 (2009) 7967. DOI: 10.1021/la9004104

B. Bröker, R. P. Blum, L. Beverina, O. T. Hofmann, M. Sassi, R. Ruffo, G. A. Pagani, G. Heimel, A. Vollmer, J. Frisch, J. P. Rabe, E. Zojer, N. Koch
A high molecular weight donor for electron injection interlayers on metal electrodes 
ChemPhysChem 10 (2009) 2947. DOI: 10.1002/cphc.200900472

J. Frisch, H. Glowatzki, S. Janietz, N. Koch
Solution-based metal electrode modification for improved charge injection in polymer field-effect transistors 
Organic Electronics 10 (2009) 1459. DOI: 10.1016/j.orgel.2009.08.008

G. Heimel, I. Salzmann, S. Duhm, J. P. Rabe, N. Koch
Intrinsic surface dipoles control the energy levels of conjugated polymers 
Adv. Funct. Mater. 19 (2009) 3874. DOI: 10.1002/adfm.200901025

Y. Liang, J. Frisch, L. Zhi, H. Norouzi-Arasi, X. Feng, J. P. Rabe, N. Koch, K. Müllen
Transparent, highly conductive graphene electrodes from acetylene-assisted thermolysis of graphite oxide sheets and nanographene molecules 
Nanotechnology 20 (2009) 434007. DOI: 10.1088/0957-4484/20/43/434007

S. Duhm, I. Salzmann, B. Bröker, H. Glowatzki, R. L. Johnson, N. Koch
Interdiffusion of molecular acceptors through organic layers to metal substrates mimics doping-related energy level shifts 
Appl. Phys. Lett. 95 (2009) 093305. DOI: 10.1063/1.3213547

M. Castellani, I. Salzmann, P. Bugnon, S. Yu, M. Oehzelt, N. Koch
Structural and electronic implications for carrier injection into organic semiconductors 
Appl. Phys. A 97 (2009) 1. DOI: 10.1007/s00339-009-5336-6

X. Cheng, Y.-Y. Noh, J. Wang, M. Tello, J. Frisch, R.-P. Blum, A. Vollmer, J. P. Rabe, N. Koch, H. Sirringhaus
Controlling electron and hole charge injection in ambipolar organic field-effect transistors by self-assembled monolayers 
Adv. Funct. Mater. 19 (2009) 2407. DOI: 10.1002/adfm.200900315

S. Duhm, I. Salzmann, R. L. Johnson, N. Koch
Electronic non-equilibrium conditions at C60-pentacene heterostructures 
Journal of Electron Spectroscopy and Related Phenomena 174 (2009) 40. DOI: 10.1016/j.elspec.2009.04.008

P. Frank, N. Koch, M. Koini, R. Rieger, K. Müllen, R. Resel, A. Winkler
Layer growth and desorption kinetics of a discoid molecular acceptor on Au(111) 
Chemical Physics Letters 473 (2009) 321. DOI: 10.1016/j.cplett.2009.04.019

G. M. Rangger, O. T. Hofmann, L. Romaner, G. Heimel, B. Bröker, R.-P. Blum, R. L. Johnson, N. Koch, E. Zojer
F4TCNQ on Cu, Ag, and Au as prototypical example for a strong organic acceptor on coinage metals 
Phys. Rev. B 79 (2009) 165306. DOI: 10.1103/PhysRevB.79.165306

J. Zhang, I. Salzmann, P. Schäfer, M. Oehzelt, S. Duhm, J. P. Rabe, N. Koch
The morphology of organic nanocolumn arrays: amorphous versus crystalline solids 
Journal of Materials Research 24 (2009) 1492. DOI: 10.1557/jmr.2009.0163

Y. Wu, T. Toccoli, J. Zhang, N. Koch, E. Iacob, A. Pallaoro, S. Iannotta, P. Rudolf
Key role of molecular kinetic energy in early stages of pentacene island growth 
Appl. Phys. A 95 (2009) 21. DOI: 10.1007/s00339-008-5039-4

A. Vollmer, X. L. Feng, X. Wang, L. J. Zhi, K. Müllen, N. Koch, J. P. Rabe
Electronic and structural properties of graphene-based transparent and conductive thin film electrodes 
Appl. Phys. A 94 (2009) 1. DOI: 10.1007/s00339-008-4931-2

S. Duhm, I. Salzmann, G. Heimel, M. Oehzelt, A. Haase, R. L. Johnson, J. P. Rabe, N. Koch
Controlling energy level offsets in organic/organic heterostructures using intramolecular polar bonds 
Appl. Phys. Lett. 94 (2009) 033304. DOI: 10.1063/1.3073046

N. Ueno, M. Fahlmann, N. Koch
Special Issue Advanced Spectroscopies of Molecular Materials for Electronics Preface 
J. Electron Spectrosc. 174 (2009) 1. DOI: 10.1016/j.elspec.2009.05.011

P. Cosseddu, J.-O. Vogel, B. Fraboni, J. P. Rabe, N. Koch, A. Bonfiglio
Continuous Tuning of Organic Transistor Operation from Enhancement to Depletion Mode 
Adv. Mater. 21 (2009) 344. DOI: 10.1002/adma.200800373

B. Bröker, R.-P. Blum, J. Frisch, A. Vollmer, O. T. Hofmann, R. Rieger, K. Müllen, J. P. Rabe, E. Zojer, N. Koch
Gold work function reduction by 2.2 eV with an air-stable molecular donor layer 
Appl. Phys. Lett. 93 (2008) 243303. DOI: 10.1063/1.3049616

L. Romaner, G. Heimel, C. Ambrosch-Draxl, E. Zojer
The dielectric constant of self-assembled monolayers 
Adv. Funct. Mater. 18 (2008) 3999. DOI: 10.1002/adfm.200800876

G. Heimel, L. Romaner, E. Zojer, J.-L. Brédas
The interface energetics of self-assembled monolayers on metals 
Acc. Chem. Res. 41 (2008) 721. DOI: 10.1021/ar700284q

M. Gruber, G. Heimel, L. Romaner, J.-L. Brédas, E. Zojer
A first-principles study of the geometric and electronic structure of Au13 clusters: Importance of the prism motif 
Phys. Rev. B 77 (2008) 165411/1. DOI: 10.1103/PhysRevB.77.165411

L. Romaner, G. Heimel, E. Zojer
Electronic structure of thiol-bonded self-assembled monolayers: the impact of coverage 
Phys. Rev. B 77 (2008) 045113/1. DOI: 10.1103/PhysRevB.77.045113

G. Rangger, L. Romaner, G. Heimel, E. Zojer
Understanding the properties of interfaces and organic self-assembled monolayers and noble metals – a theoretical perspective 
Surf. Interface Anal. 40 (2008) 371. DOI: 10.1002/sia.2645

I. Salzmann, S. Duhm, R. Opitz, R. L. Johnson, J. P. Rabe, N. Koch
Structural and electronic properties of pentacene-fullerene heterojunctions 
Journal of Applied Physics 104 (2008) 114518. DOI: 10.1063/1.3040003

S. Bange, A. Kuksov, D. Neher, A. Vollmer, N. Koch, A. Ludemann, S. Heun
The role of poly(3,4-ethylenedioxythiophene):poly(styrenesulphonate) as a hole injection layer in a blue-emitting polymer light-emitting diode 
Journal of Applied Physics 104 (2008) 104506. DOI: 10.1063/1.3021140

N. Severin, S. Groeper, R. Kniprath, H. Glowatzki, N. Koch, I.M. Sokolov, J.P. Rabe
Data scattering in scanning tunneling spectroscopy 
Ultramicroscopy 109 (2008) 85. DOI: 10.1016/j.ultramic.2008.08.006

H. Glowatzki, B. Bröker, R.-P. Blum, O. T. Hofmann, A. Vollmer, R. Rieger, K. Müllen, E. Zojer, J. P. Rabe, N. Koch
“Soft” metallic contact to isolated C60 molecules 
Nano Lett. 8 (2008) 3825. DOI: 10.1021/nl8021797

I. Salzmann, S. Duhm, G. Heimel, M. Oehzelt, R. Kniprath, R. L. Johnson, J. P. Rabe, N. Koch
Tuning the ionization energy of organic semiconductor films: The role of intramolecular polar bonds 
J. Am. Chem. Soc. 130 (2008) 12870. DOI: 10.1021/ja804793a

J. Zhang, J. P. Rabe, N. Koch
Grain-boundary evolution in a pentacene monolayer 
Adv. Mater. 20 (2008) 3254. DOI: 10.1002/adma.200703066

S. Duhm, I. Salzmann, N. Koch, H. Fukagawa, T. Kataoka, S. Hosoumi, K. Nebashi, S. Kera, N. Ueno
Vacuum sublimed α,ω-dihexylsexithiophene thin films: Correlating electronic structure and molecular orientation 
Journal of Applied Physics 104 (2008) 033717. DOI: 10.1063/1.2968254

I. Salzmann, S. Duhm, G. Heimel, J. P. Rabe, N. Koch, M. Oehzelt, Y. Sakamoto, T. Suzuki
Structural order in perfluoropentacene thin films and hetero-structures with pentacene 
Langmuir 24 (2008) 7294. DOI: 10.1021/la800606h

S. Blumstengel, N. Koch, S. Sadofev, P. Schäfer, H. Glowatzki, R. L. Johnson, J. P. Rabe, F. Henneberger
Interface formation and electronic structure of α-sexithiophene on ZnO 
Appl. Phys. Lett. 92 (2008) 193303. DOI: 10.1063/1.2918089

S. Duhm, G. Heimel, I. Salzmann, H. Glowatzki, R. L. Johnson, A. Vollmer, J. P. Rabe, N. Koch
Orientation-dependent ionization energies and interface dipoles in ordered molecular assemblies 
Nature Materials 7 (2008) 326. DOI: 10.1038/nmat2119

F. Jäckel, U. G. E. Perera, V. Iancu, K.-F. Braun, N. Koch, J. P. Rabe, S.-W. Hla
Investigating Molecular Charge Transfer Complexes with a Low Temperature Scanning Tunneling Microscope 
Phys. Rev. Lett. 100 (2008) 126102. DOI: 10.1103/PhysRevLett.100.126102

S. Blumstengel, S. Sadofev, C. Xu, J. Puls, R.L. Johnson, H. Glowatzki, N. Koch, F. Henneberger
Electronic coupling in organic-inorganic semiconductor hybrid structures with type-II energy level alignment 
Phys. Rev. B 77 (2008) 085323. DOI: 10.1103/PhysRevB.77.085323

N. Koch, A. Gerlach, S. Duhm, H. Glowatzki, G. Heimel, A. Vollmer, Y. Sakamoto, T. Suzuki, J. Zegenhagen, J. P. Rabe, F. Schreiber
Adsorption-induced intramolecular dipole: Correlating molecular conformation and interface electronic structure 
J. Am. Chem. Soc. 130 (2008) 7300. DOI: 10.1021/ja800286k

H. Glowatzki, G. N. Gavrila, S. Seifert, R. L. Johnson, J. Räder, K. Müllen, D. R. T. Zahn, J. P. Rabe, N. Koch
Hexa-peri-hexabenzocoronene on Ag(111): monolayer/multilayer transition of molecular orientation and electronic structure 
J. Phys. Chem. C 112 (2008) 1570. DOI: 10.1021/jp0774894

P. Cosseddu, A. Bonfiglio, I. Salzmann, J. P. Rabe, N. Koch
Ambipolar transport in transparent and flexible all-organic heterojunction field effect transistors at ambient conditions 
Organic Electronics 9 (2008) 191. DOI: 10.1016/j.orgel.2007.10.011

N. Koch
Energy levels at interfaces between metals and conjugated organic molecules 
Journal of Physics: Condensed Matter 20 (2008) 18. DOI: 10.1088/0953-8984/20/18/184008

N. Koch
COLL 367-Ground-state charge transfer across organic/organic junctions 
ACS Proceedings 235 (2008). 

S. Duhm, A. Gerlach, I. Salzmann, B. Bröker, R. L. Johnson, F. Schreiber, N. Koch
PTCDA on Au(1 1 1), Ag(1 1 1) and Cu(1 1 1): Correlation of interface charge transfer to bonding distance 
Organic Electronics 9 (2008) 111. DOI: 10.1016/j.orgel.2007.10.004

N. Koch
Organic Electronic Devices and Their Functional Interfaces 
ChemPhysChem 8 (2007) 1438. DOI: 10.1002/cphc.200700177

P. Cosseddu, I. Salzmann, J. P. Rabe, N. Koch, A. Bonfiglio
All-organic flexible and transparent ambipolar FETs with organic bulk heterojunctions 
MRS Proceedings 1029E (2007) F09-20. DOI: 10.1557/PROC-1029-F09-20

L. Romaner, G. Heimel, J.-L. Brédas, A. Gerlach, F. Schreiber, R. L. Johnson, J. Zegenhagen, S. Duhm, N. Koch, E. Zojer
Impact of bidirectional charge transfer and molecular distortions on the electronic structure of a metal-organic interface 
Phys. Rev. Lett. 99 (2007) 256801. DOI: 10.1103/PhysRevLett.99.256801

J.-O. Vogel, I. Salzmann, R. Opitz, S. Duhm, B. Nickel, J. P. Rabe, N. Koch
Sub-nanometer control of the interlayer spacing in thin films of intercalated rodlike conjugated molecules 
J. Phys. Chem. B 111 (2007) 14097. DOI: 10.1021/jp077158r

K. Fehse, S. Olthof, K. Walzer, K. Leo, R. L. Johnson, H. Glowatzki, B. Bröker, N. Koch
Energy level alignment of electrically doped hole transport layers with transparent and conductive indium tin oxide and polymer anodes 
Journal of Applied Physics 102 (2007) 073719. DOI: 10.1063/1.2786573

H. Glowatzki, S. Duhm, K.-F. Braun, J. P. Rabe, N. Koch
Molecular chains and carpets of sexithiophenes on Au(111) 
Phys. Rev. B 76 (2007) 125425. DOI: 10.1103/PhysRevB.76.125425

H. Krüger, S. Janietz, D. Sainova, D. Dobreva, N. Koch, A. Vollmer
Hybrid supramolecular naphthalenediimide-thiophene structures and their application in polymer electronics 
Adv. Funct. Mater. 17 (2007) 3715. DOI: 10.1002/adfm.200700365

I. Salzmann, S. Duhm, R. Opitz, J. P. Rabe, N. Koch
Impact of low 6,13-pentacenequinone concentration on pentacene thin film growth 
Appl. Phys. Lett. 91 (2007) 051919. DOI: 10.1063/1.2767972

R. Kniprath, S. Duhm, H. Glowatzki, N. Koch, S. Rogaschewski, J. P. Rabe, S. Kirstein
Internal structure of nanoporous TiO2 / polyion thin films prepared by layer-by-layer deposition 
Langmuir 23 (2007) 9860. DOI: 10.1021/la700385v

E. F. Aziz, A. Vollmer, S. Eisebitt, W. Eberhardt, P. Pingel, D. Neher, N. Koch
Localized charge transfer in a molecularly doped conducting polymer 
Adv. Mater. 19 (2007) 3257. DOI: 10.1002/adma.200700926

F. Schreiber, A. Gerlach, N. Koch, E. Zojer, M. Sokolowski, F. S. Tautz, M. Rohlfing, E. Umbach
Comment on “Electron core-hole interaction and its induced ionic structural relaxation in molecular systems under x-ray irradiation” 
Phys. Rev. Lett. 99 (2007) 059601. DOI: 10.1103/PhysRevLett.99.059601

B. Stadlober, U. Haas, H. Gold, A. Haase, G. Jakopic, G. Leising, N. Koch, S. Rentenberger, E. Zojer
Orders-of-magnitude reduction of the contact resistance in short-channel hot embossed organic thin film transistors by oxidative treatment of Au-Electrodes 
Adv. Funct. Mater. 17 (2007) 2687. DOI: 10.1002/adfm.200700294

F. J. Zhang, A. Vollmer, J. Zhang, Z. Xu, J. P. Rabe, N. Koch
Energy level alignment and morphology of interfaces between molecular and polymeric organic semiconductors 
Organic Electronics 8 (2007) 606. DOI: 10.1016/j.orgel.2007.04.010

J. Zhang, I. Salzmann, S. Rogaschewski, J. P. Rabe, N. Koch, F. Zhang, Z. Xu
Arrays of crystalline C60 and pentacene nanocolumns 
Appl. Phys. Lett. 90 (2007) 193117. DOI: 10.1063/1.2738193

I. Salzmann, R. Opitz, S. Rogaschewski, J. P. Rabe, N. Koch, B. Nickel
Phase separation in vacuum codeposited pentacene/6,13-pentacenequinone thin films 
Phys. Rev. B 75 (2007) 174108. DOI: 10.1103/PhysRevB.75.174108

S. Duhm, H. Glowatzki, J. P. Rabe, N. Koch, R. L. Johnson
Spontaneous charge transfer at organic-organic homointerfaces to establish thermodynamic equilibrium 
Appl. Phys. Lett. 90 (2007) 122113. DOI: 10.1063/1.2715042

D. Sainova, S. Janietz, U. Asawapirom, L. Romaner, E. Zojer, N. Koch, A. Vollmer
Improving the stability of polymer FETs by introducing fixed acceptor units into the main chain: Application to poly(alkylthiophenes) 
Chem. Mater. 19 (2007) 1472. DOI: 10.1021/cm061571e

Y. Wu, T. Toccoli, N. Koch, E. Iacob, A. Pallaoro, P. Rudolf, S. Iannotta
Controlling the early stages of pentacene growth by supersonic molecular beam deposition 
Phys. Rev. Lett. 98 (2007) 076601. DOI: 10.1103/PhysRevLett.98.076601

N. Koch, A. Vollmer, A. Elschner
Influence of water on the work function of conducting poly(3,4-ethylenedioxythiophene)/poly(styrenesulfonate) 
Appl. Phys. Lett. 90 (2007) 043512. DOI: 10.1063/1.2435350

N. Koch, A. Vollmer, S. Duhm, Y. Sakamoto, T. Suzuki
The effect of fluorination on pentacene/gold interface energetics and charge reorganization energy 
Adv. Mater. 19 (2007) 112. DOI: 10.1002/adma.200601825

A. Gerlach, S. Sellner, F. Schreiber, N. Koch, J. Zegenhagen
Substrate dependent bonding distances of PTCDA: A comparative x-ray standing-wave study on Cu(111) and Ag(111) 
Phys. Rev. B 75 (2007) 045401. DOI: 10.1103/PhysRevB.75.045401

S. Duhm, H. Glowatzki, V. Cimpeanu, J. Klankermayer, J. P. Rabe, R. L. Johnson, N. Koch
Weak charge transfer between an acceptor molecule and metal surfaces enabling organic/metal energy level tuning 
J. Phys. Chem. B 110 (2006) 21069. DOI: 10.1021/jp0644715

N. Koch, A. Vollmer
Electrode–molecular semiconductor contacts: Work-function-dependent hole injection barriers versus Fermi-level pinning 
Appl. Phys. Lett. 89 (2006) 162107. DOI: 10.1063/1.2364166

S. Rentenberger, A. Vollmer, E. Zojer, R. Schennach, N. Koch
UV/ozone treated Au for air-stable, low hole injection barrier electrodes in organic electronics 
J. Appl. Phys. 100 (2006) 053701. DOI: 10.1063/1.2336345

N. Koch, I. Salzmann, R. L. Johnson, J. Pflaum, R. Friedlein, J. P. Rabe
Molecular orientation dependent energy levels at interfaces with pentacene and pentacenequinone 
Organic Electronics 7 (2006) 537. DOI: 10.1016/j.orgel.2006.07.010

J. Guo, N. Koch, S. L. Bernasek, J. Schwartz
Enhanced hole injection in a polymer light emitting diode using a small molecule monolayer bound to the anode 
Chemical Physics Letters 426 (2006) 370. DOI: 10.1016/j.cplett.2006.05.129

S. Blumstengel, N. Koch, S. Duhm, H. Glowatzki, R. L. Johnson, C. Xu, A. Yassar, J. P. Rabe, F. Henneberger
Morphology, interfacial electronic structure, and optical properties of oligothiophenes grown on ZnSe(100) by molecular beam deposition 
Phys. Rev. B 73 (2006) 165323. DOI: 10.1103/PhysRevB.73.165323

N. Koch, A. Elschner, R. L. Johnson
Green polyfluorene-conducting polymers interfaces: Energy level alignment and device performance 
Journal of Applied Physics 100 (2006) 024512. DOI: 10.1063/1.2216283

S. Duhm, H. Glowatzki, J. P. Rabe, N. Koch, R. L. Johnson
Influence of alkyl chain substitution on sexithienyl-metal interface morphology and energetics 
Appl. Phys. Lett. 88 (2006) 203109. DOI: 10.1063/1.2204834

A. Vollmer, H. Weiss, S. Rentenberger, I. Salzmann, J. P. Rabe, N. Koch
The interaction of oxygen and ozone with pentacene 
Surface Science 600 (2006) 4004. DOI: 10.1016/j.susc.2005.11.067

N. Koch, A. Vollmer, I. Salzmann, B. Nickel, H. Weiss, J. P. Rabe
Evidence for temperature-dependent band dispersion in pentacene 
Phys. Rev. Lett. 96 (2005) 156803. DOI: 10.1103/PhysRevLett.96.156803

N. Koch, S. Duhm, J. P. Rabe, S. Rentenberger, R. L. Johnson, J. Klankermayer, F. Schreiber
Tuning the hole injection barrier height at organic/metal interfaces with (sub-) monolayers of electron acceptor molecules 
Appl. Phys. Lett. 87 (2005) 101905. DOI: 10.1063/1.2041838

N. Koch, S. Duhm, A. Vollmer, J. P. Rabe, R. L. Johnson
Optimized hole injection with strong electron acceptors at organic-metal interfaces 
Phys. Rev. Lett. 95 (2005) 237601. DOI: 10.1103/PhysRevLett.95.237601

C. E. Heiner, J. Dreyer, I. V. Hertel, N. Koch, H.-H. Ritze, W. Widdra, B. Winter
Anisotropy in ordered sexithiophene thin films studied by angle-resolved photoemission using combined laser and synchrotron radiation 
Appl. Phys. Lett. 87 (2005) 093501. DOI: 10.1063/1.2034105

N. Koch, G. Heimel, J. Wu, E. Zojer, R. L. Johnson, J.-L. Brédas, K. Müllen, J. P. Rabe
Influence of molecular conformation on organic/metal interface energetics 
Chemical Physics Letters 413 (2005) 390. DOI: 10.1016/j.cplett.2005.08.004

A. Vollmer, O. D. Jurchescu, I. Arfaoui, I. Salzmann, T. T. M. Palstra, P. Rudolf, J. Niemax, J. Pflaum, J. P. Rabe, N. Koch
The effect of oxygen exposure on pentacene electronic structure 
Eur. Phys. J. E 17 (2005) 339. DOI: 10.1140/epje/i2005-10012-0

Y. Hosoi, N. Koch, Y. Sakurai, H. Ishii, T. U. Kampen, G. Salvan, D. R. T. Zahn, G. Leising, Y. Ouchi, K. Seki
Structural study of thin films of neutral and potassium-doped oligophenylenes on Cu(1 0 0) 
Surface Science 589 (2005) 19. DOI: 10.1016/j.susc.2005.05.044

E.L. Hanson, J. Guo, N. Koch, J. Schwartz, S. L. Bernasek
Advanced surface modification of indium tin oxide for improved charge injection in organic devices 
J. Am. Chem. Soc. 127 (2005) 10058. DOI: 10.1021/ja050481s

J. Guo, N. Koch, J. Schwartz, S. L. Bernasek
Direct measurement of surface complex loading and surface dipole and their effect on simple device behavior 
J. Phys. Chem. B 109 (2005) 3966. DOI: 10.1021/jp046337v

N. Koch, F. Jäckel, J. Ghijsen, M. C. Rojas, M. Grioni, J. P. Rabe, R. L. Johnson, A. Kahn, J.-J. Pireaux
Observation of filled states at the Fermi-level in alkali-metal intercalated organic films: dependence on substrate work function 
Journal of Electron Spectroscopy and Related Phenomena 144-147 (2005) 495. DOI: 10.1016/j.elspec.2005.01.016

N. Koch, A. Elschner, R. L. Johnson, J. P. Rabe
Energy level alignment at interfaces with pentacene: metals versus conducting polymers 
Applied Surface Science 244 (2005) 593. DOI: 10.1016/j.apsusc.2004.10.128

N. Koch, A. Elschner, J. P. Rabe, R. L. Johnson
Work function independent hole-injection barriers between pentacene and conducting polymers 
Adv. Mater. 17 (2005) 330. DOI: 10.1002/adma.200400697

B. Nickel, R. Barabash, R. Ruiz, N. Koch, A. Kahn, L. C. Feldman, R. F. Haglund, G. Scoles
Dislocation arrangements in pentacene thin films 
Phys. Rev. B 70 (2004) 125401. DOI: 10.1103/PhysRevB.70.125401

J. Ghijsen, R. L. Johnson, A. Elschner, N. Koch
VUV photoemission using synchrotron light: A tool for characterising surfaces and interfaces occurring in OLEDs 
Journal of Alloys and Compounds 382 (2004) 179. DOI: 10.1016/j.jallcom.2004.05.050

R. Ruiz, B. Nickel, N. Koch, L. C. Feldman, R. F. Haglund, A. Kahn, F. Family, G. Scoles
Dynamic scaling, island size distribution, and morphology in the aggregation regime of submonolayer pentacene films 
Phys. Rev. Lett. 91 (2003) 136102. DOI: 10.1103/PhysRevLett.91.136102

E. L. Hanson, J. Schwartz, B. Nickel, N. Koch, M. F. Danisman
Bonding self-assembled, compact organophosphonate monolayers to the native oxide surface of silicon 
J. Am. Chem. Soc. 125 (2003) 16074. DOI: 10.1021/ja035956z

N. Koch, B. Nickel, J. Ghijsen, A. Elschner, J. Schwartz, J.-J. Pireaux, A. Kahn
Metal versus polymer electrodes in organic devices: Energy level alignment, hole injection, and structure 
MRS Proceedings 711 (2003) L 3.6. DOI: 10.1557/PROC-771-L3.6

A. C. Dürr, N. Koch, M. Kelsch, A. Rühm, J. Ghijsen, R. L. Johnson, J.-J. Pireaux, J. Schwartz, F. Schreiber, H. Dosch, A. Kahn
Interplay between morphology, structure and electronic properties at diindenoperylene-gold interfaces 
Phys. Rev. B 68 (2003) 115428. DOI: 10.1103/PhysRevB.68.115428

N. Koch, A. Elschner, J. Schwartz, A. Kahn
Organic molecular films on gold versus conducting polymer: Influence of injection barrier height and morphology on current-voltage characteristics 
Appl. Phys. Lett. 82 (2003) 2281. DOI: 10.1063/1.1565506

R. Weber, B. Winter, I. V. Hertel, B. Stiller, S. Schrader, L. Brehmer, N. Koch
Photoemission from azobenzene alkanethiol self-assembled monolayers 
J. Phys. Chem. B 107 (2003) 7768. DOI: 10.1021/jp0226681

N. Koch, A. C. Dürr, J. Ghijsen, R. L. Johnson, J.-J. Pireaux, J. Schwartz, F. Schreiber, H. Dosch, A. Kahn
Optically induced electron transfer from conjugated organic molecules to charged metal clusters 
Thin Solid Films 441 (2003) 145. DOI: 10.1016/s0040-6090(03)00925-8

R. Ruiz, B. A. Nickel, N. Koch, L. C. Feldman, R. F. Haglund, A. Kahn, G. Scoles
Pentacene ultrathin film formation on reduced and oxidized Si surfaces 
Phys. Rev. B 67 (2003) 125406. DOI: 10.1103/PhysRevB.67.125406

N. Koch, C. Chan, A. Kahn, J. Schwartz
Lack of thermodynamic equilibrium in conjugated organic molecular thin films 
Phys. Rev. B 67 (2003) 195330. DOI: 10.1103/PhysRevB.67.195330

A. Kahn, N. Koch, W. Y. Gao
Electronic structure and electrical properties of interfaces between metals and pi-conjugated molecular films 
J. Polym. Sci. B Polym. Phys. 41 (2003) 2529. DOI: 10.1002/polb.10642

J. Schwartz, E. L. Bruner, N. Koch, A. R. Span, S. L. Bernasek, A. Kahn
Controlling the work function of indium tin oxide: Differentiating dipolar from local surface effects 
Synthetic Metals 138 (2003) 223. DOI: 10.1016/s0379-6779(02)01290-0

N. Koch, A. Kahn, J. Ghijsen, J.-J. Pireaux, J. Schwartz, R. L. Johnson, A. Elschner
Conjugated organic molecules on metal versus polymer electrodes: Demonstration of a key energy level alignment mechanism 
Appl. Phys. Lett. 82 (2003) 70. DOI: 10.1063/1.1532102

N. Koch, J. Ghijsen, R. L. Johnson, J. Schwartz, J.-J. Pireaux, A. Kahn
Physisorption-like interaction at the interfaces formed by pentacene and samarium 
J. Phys. Chem. B 106 (2002) 4192. DOI: 10.1021/jp0135813

C. Suess, F. P. Wenzl, G. Jakopic, M. Wuchse, S. Muehlegger, N. Koch, A. Haase, K. Lamprecht, M. Schatzmayr, C. Mitterbauer, F. Hofer, G. Leising
Combined XPS, AFM, TEM and ellipsometric studies on nanoscale layers in organic light emitting diodes 
Surface Science 507-510 (2002) 473. DOI: 10.1016/s0039-6028(02)01288-8

R. Ruiz, L. C. Feldman, R. F. Haglund Jr., R. A. McKee, N. Koch, B. A. Nickel, J. Pflaum, G. Scoles, A. Kahn
Growth and morphology of pentacene films on oxide surfaces 
MRS Proceedings 708 (2002) 415. DOI: 10.1557/PROC-708-BB10.54

E. L. Bruner, N. Koch, A. R. Span, S. L. Bernasek, A. Kahn, J. Schwartz
Controlling the workfunction of indium tin oxide: Differentiating dipolar from local surface effects 
J. Am. Chem. Soc. 124 (2002) 3192. DOI: 10.1021/ja012316s

N. Koch, J. Ghijsen, R. Ruiz, J. Pflaum, R. L. Johnson, J.-J. Pireaux, J. Schwartz, A. Kahn
Interaction and energy level alignment at interfaces between pentacene and low work function metals 
MRS Proceedings 708 (2002) 9. DOI: 10.1557/PROC-708-BB2.4

E. Bruner, J. Schwartz, S. L. Bernasek, N. Koch, A. Span, A. Kahn
Modifying the work function of indium tin oxide 
J. Am. Chem. Soc. 224 (2002) 3192. DOI: 10.1021/ja012316s

E. S. Gawalt, M. J. Avaltroni, N. Koch, J. Schwartz
Self-assembly and bonding of alkanephosphonic acids on the native oxide surface of titanium 
Langmuir 17 (2001) 5736. DOI: 10.1021/la010649x

R. Resel, N. Koch, F. Meghdadi, G. Leising, L. Athouel, G. Froyer, F.Hofer
A polymorph crystal structure of hexaphenyl observed in thin films 
Cryst. Res. Technol. 36 (2001) 47. DOI: 10.1002/1521-4079(200101)36:1<47::aid-crat47>3.3.co;2-o

N. Koch, D. Pop, R. L. Weber, N. Böwering, B. Winter, M. Wick, G. Leising, I. V. Hertel, W. Braun
Radiation induced degradation and surface charging of organic thin films in ultraviolet photoemission spectroscopy 
Thin Solid Films 391 (2001) 81. DOI: 10.1016/s0040-6090(01)00961-0

N. Koch, H. Oji, E. Ito, E. Zojer, H. Ishii, G. Leising, K. Seki
Combined photoelectron and metastable atom electron spectroscopy study of n-doped oligophenylene thin films 
Applied Surface Science 175-176 (2001) 764. DOI: 10.1016/s0169-4332(01)00113-1

N. Koch, E. Zojer, A. Rajagopal, J. Ghjisen, R. L. Johnson, G. Leising, J.-J. Pireaux
Electronic properties of the interfaces between the wide bandgap organic semiconductor para-sexiphenyl and samarium 
Adv. Funct. Mater. 11 (2001) 51. DOI: 10.1002/1616-3028(200102)11:1<51::AID-ADFM51>3.0.CO;2-Q

N. Koch, R. Pairleitner, Q. Toan Le, E.W. Forsythe, Y. Gao, G. Leising
Photoemission spectroscopic investigation on the interface formation of a ladder-type poly(para-phenylene) with aluminum 
Appl. Phys. Lett. 76 (2000) 3738. DOI: 10.1063/1.126767

H. Schürmann, N. Koch, A. Vollmer, S. Schrader, M. Neumann
Angle resolved ultraviolet photoelectron spectroscopy of oriented sexiphenyl layers 
Synthetic Metals 111-112 (2000) 591. DOI: 10.1016/s0379-6779(99)00316-1

N. Koch, A. Rajagopal, E. Zojer, J. Ghijsen, X. Crispin, G. Pourtois, J.-L. Bredas, J.-J. Pireaux, G. Leising
The influence of the counterion on the electronic structure in doped phenylene-based materials 
Surface Science 454-456 (2000) 1000. DOI: 10.1016/s0039-6028(00)00102-3

E. Zojer, N. Koch, P. Puschnig, F. Meghdadi, A. Niko, R. Resel, C. Ambrosch-Draxl, M. Knupfer, J. Fink, J. L. Brédas, G. Leising
Structure, morphology and optical properties of highly ordered films of para-sexiphenyl 
Phys. Rev. B 61 (2000) 16538. DOI: 10.1103/PhysRevB.61.16538

N. Koch, Y. Hosoi, H. Ishii, A. Vollmer, G. Leising, K. Seki
Epitaxial thin film structures of electroluminescent materials 
MRS Proceedings 598 (2000) BB11.13. DOI: PROC-598-BB11.13

E. Ito, N. Koch, H. Oji, H. Ishii, G.Leising, K. Seki
Photoemission study of metal-deposited p-sexiphenyl films 
MRS Proceedings 598 (2000) BB3.65. DOI: PROC-598-BB3.65

N. Koch, G. Leising, L.-M. Yu, A. Rajagopal, J.-J. Pireaux, R.L. Johnson
Bipolaron formation in para-sexiphenyl thin films upon Cs doping 
Journal of Vacuum Science & Technology A 18 (2000) 295. DOI: 10.1116/1.582182

A. Rajagopal, N. Koch, J. Ghijsen, R. L. Johnson, K. Kaeriyama , G. Leising, J.-J. Pireaux
Interfacial electronic structure for Ca and an electroluminescent polymer: poly (2,5-diheptyl-1,4-phenylene-alt-2,5-thienylene) 
Journal of Applied Physics 87 (2000) 1331. DOI: 10.1063/1.372018

N. Koch, A. Rajagopal, J. Ghijsen, R. L. Johnson, G. Leising, J.-J. Pireaux
Bipolaron: the stable charged species in n-doped p-sexiphenyl 
J. Phys. Chem. B 104 (2000) 1434. DOI: 10.1021/jp991349f

N. Koch, E. Zojer, A. Rajagopal, J. Ghijsen, R. L. Johnson, G. Leising, J.-J. Pireaux
A new alternative for the low-workfunction electrode in organic devices 
MRS Proceedings 598 (2000) BB11.12. DOI: 10.1557/PROC-598-BB11.12

U. Theissl, E. J. W. List, N. Koch, A. Vollmer, S. Schrader, J.-J. Pireaux, G. Leising
The valence electronic structure of n-doped p-sexiphenyl 
MRS Proceedings 561 (1999) 167. DOI: 10.1557/PROC-561-167

H.-J. Brandt, R. Resel, J. Keckes, B. Koppelhuber-Bitschnau, N. Koch, G. Leising
Determination of crystallite size and lattice strain in hexaphenyl thin films by line profile analysis 
MRS Proceedings 561 (1999) 161. DOI: 10.1557/PROC-561-161

N. Koch, A. Pogantsch, E. J. W. List, R. I. R. Blyth, M. G. Ramsey, F. P. Netzer, G. Leising
Low-onset organic blue light emitting devices obtained by better interface control 
Appl. Phys. Lett. 74 (1999) 2909. DOI: 10.1063/1.123962

L. Athouël, R. Resel, N. Koch, F. Meghdadi, G. Froyer, G. Leising
Orientation of molecules in phenylene oligomer thin films: Influence of the substrate temperature 
Synthetic Metals 101 (1999) 627. DOI: 10.1016/s0379-6779(98)00761-9

C. Hohle, M. Jandke, S. Schloter, N. Koch, R. Resel, D. Haarer, P. Strohriegl
Novel low-molar-mass glasses for photorefractive and electroluminescent applications 
Synthetic Metals 102 (1999) 1535. DOI: 10.1016/s0379-6779(98)00522-0

S. Schrader, H. Schürmann, N. Koch, A. H. Otto, D. Prescher
Electronic structure of new donor acceptor substituted chromophores 
Synthetic Metals 101 (1999) 514. DOI: 10.1016/s0379-6779(98)01400-3

N. Koch, L.-M. Yu, V. Parente, R. Lazzaroni, R. L. Johnson, G. Leising, J.-J. Pireaux, J.-L. Bredas
The interaction of aluminum and p-sexiphenyl 
Synthetic Metals 101 (1999) 438. DOI: 10.1016/s0379-6779(98)01129-1

H. Schürmann, N. Koch, P. Imperia, S. Schrader, M. Jandke, P. Strohriegl, B. Schulz, G. Leising, L. Brehmer
Ultraviolet photoelectron spectroscopic study of heterocyclic model compounds for electroluminescent devices 
Synthetic Metals 102 (1999) 1069. DOI: 10.1016/s0379-6779(98)01359-9

S. Schrader, W. Rieß, H. Vestweber, N. Koch
New polymeric heterolayer systems for efficient light-emitting devices 
Proc. SPIE 3476 (1999) 188. DOI: 10.1117/12.332612

R. Resel, W. Graupner, C. Hochfilzer, N. Koch, F. Meghdadi, S. Tasch, R. Wohlgenannt, G. Leising, K. Reichmann
Optimising hexaphenyl thin film quality for opto-electronic applications by heat treatment 
Applied Crystallography: Proceedings of the XVII Conference (1998) 413-416. 

N. Koch, L.-M. Yu, V. Parenté, R. Lazzaroni, R.L. Johnson, G. Leising, J.-J. Pireaux, J.-L. Brédas
Evidence for physisorption of aluminum on the surface of electroluminescent sexiphenyl 
Adv. Mater. 10 (1998) 1038. DOI: 10.1002/(SICI)1521-4095(199809)10:13<1038::AID-ADMA1038>3.0.CO;2-N

N. Koch, L.-M. Yu, J.-L. Guyaux, Y. Morciaux, G. Leising, J.-J. Pireaux, G. Demoustier
Investigations on the aluminum/para-hexaphenyl interface in light emitting devices 
MRS Proceedings 488 (1998) 509. DOI: 10.1557/PROC-488-509

K. Reichmann, N. Koch, F. Meghdadi, G. Leising
Imaging and profiling of p-hexaphenyl layers on galliumarsenide 
Journal of Computer-Assisted Microscopy 9,1 (1997) 278. 

K. Reichmann, N. Koch, R. Resel, F. Meghdadi, G. Leising
Investigation of physical vapour deposition of p-hexaphenyl with Atomic Force Microscopy 
Proc. MIDEM Conference 97 (1997) 249. 

R. Resel, N. Koch, F. Meghdadi, G. Leising, W. Unzog, K. Reichmann
Growth and preferred crystallographic orientation of hexaphenyl thin films 
Thin Solid Films 305 (1997) 232. DOI: 10.1016/s0040-6090(97)00155-7

R. Resel, F. Meghdadi, N. Koch, G. Leising
Crystal structure of p-hexaphenyl thin films 
Synthetic Metals 84 (1997) 279. DOI: 10.1016/s0379-6779(97)80751-5

N. Koch, R. Resel, F. Meghdadi, G. Leising, K. Reichmann
Morphology of p-hexaphenyl thin films 
Synthetic Metals 84 (1997) 649. DOI: 10.1016/S0379-6779(96)04091-X