Anna Köhler - Publications

Affiliations: 
Cavendish Laboratory University of Cambridge, Cambridge, England, United Kingdom 

139 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Duda E, Madayanad Suresh S, Hall D, Bagnich S, Saxena R, Cordes DB, Slawin AMZ, Beljonne D, Olivier Y, Köhler A, Zysman-Colman E. An Oligomer Approach for Blue Thermally Activated Delayed Fluorescent Emitters Based on Twisted Donor-Acceptor Units. Chemistry of Materials : a Publication of the American Chemical Society. 35: 2027-2037. PMID 36936179 DOI: 10.1021/acs.chemmater.2c03438  0.498
2022 Sun D, Saxena R, Fan X, Athanasopoulos S, Duda E, Zhang M, Bagnich S, Zhang X, Zysman-Colman E, Köhler A. Regiochemistry of Donor Dendrons Controls the Performance of Thermally Activated Delayed Fluorescence Dendrimer Emitters for High Efficiency Solution-Processed Organic Light-Emitting Diodes. Advanced Science (Weinheim, Baden-Wurttemberg, Germany). e2201470. PMID 35470593 DOI: 10.1002/advs.202201470  0.334
2022 Hall D, Stavrou K, Duda E, Danos A, Bagnich S, Warriner S, Slawin AMZ, Beljonne D, Köhler A, Monkman A, Olivier Y, Zysman-Colman E. Diindolocarbazole - achieving multiresonant thermally activated delayed fluorescence without the need for acceptor units. Materials Horizons. PMID 35067689 DOI: 10.1039/d1mh01383a  0.457
2022 Duda E, Hall D, Bagnich S, Carpenter-Warren CL, Saxena R, Wong MY, Cordes DB, Slawin AMZ, Beljonne D, Olivier Y, Zysman-Colman E, Köhler A. Enhancing Thermally Activated Delayed Fluorescence by Fine-Tuning the Dendron Donor Strength. The Journal of Physical Chemistry. B. PMID 34995068 DOI: 10.1021/acs.jpcb.1c05749  0.442
2020 Rodella F, Bagnich S, Duda E, Meier T, Kahle J, Athanasopoulos S, Köhler A, Strohriegl P. High Triplet Energy Host Materials for Blue TADF OLEDs-A Tool Box Approach. Frontiers in Chemistry. 8: 657. PMID 32850669 DOI: 10.3389/Fchem.2020.00657  0.388
2020 Schönfeld S, Dankhoff K, Baabe D, Zaretzke MK, Bröring M, Schötz K, Köhler A, Hörner G, Weber B. Iron(II) Spin Crossover Complexes Based on a Redox Active Equatorial Schiff-Base-Like Ligand. Inorganic Chemistry. 59: 8320-8333. PMID 32496060 DOI: 10.1021/Acs.Inorgchem.0C00725  0.311
2020 Suresh SM, Duda E, Hall D, Yao Z, Bagnich S, Slawin AMZ, Bässler H, Beljonne D, Buck M, Olivier Y, Köhler A, Zysman-Colman E. A Deep Blue B,N-Doped Heptacene Emitter That Shows Both Thermally Activated Delayed Fluorescence and Delayed Fluores-cence by Triplet Triplet Annihilation. Journal of the American Chemical Society. PMID 32134259 DOI: 10.1021/Jacs.9B13704  0.537
2020 Liao X, Kahle F, Liu B, Bässler H, Zhang X, Köhler A, Greiner A. Polarized blue photoluminescence of mesoscopically ordered electrospun non-conjugated polyacrylonitrile nanofibers Materials Horizons. 7: 1605-1612. DOI: 10.1039/D0Mh00002G  0.374
2020 Chauhan M, Zhong Y, Schötz K, Tripathi B, Köhler A, Huettner S, Panzer F. Investigating two-step MAPbI₃ thin film formation during spin coating by simultaneous in situ absorption and photoluminescence spectroscopy Journal of Materials Chemistry. 8: 5086-5094. DOI: 10.1039/C9Ta12409H  0.315
2020 Schmode P, Schötz K, Dolynchuk O, Panzer F, Köhler A, Thurn-Albrecht T, Thelakkat M. Influence of ω-Bromo Substitution on Structure and Optoelectronic Properties of Homopolymers and Gradient Copolymers of 3-Hexylthiophene Macromolecules. 53: 2474-2484. DOI: 10.1021/Acs.Macromol.0C00352  0.398
2020 Hall D, Suresh SM, Santos PLd, Duda E, Bagnich S, Pershin A, Rajamalli P, Cordes DB, Slawin AMZ, Beljonne D, Köhler A, Samuel IDW, Olivier Y, Zysman‐Colman E. Improving Processability and Efficiency of Resonant TADF Emitters: A Design Strategy Advanced Optical Materials. 8: 1901627. DOI: 10.1002/Adom.201901627  0.421
2020 Feng J, Yang L, Romanov AS, Ratanapreechachai J, Reponen AM, Jones STE, Linnolahti M, Hele TJH, Köhler A, Bässler H, Bochmann M, Credgington D. Environmental Control of Triplet Emission in Donor–Bridge–Acceptor Organometallics Advanced Functional Materials. 30: 1908715. DOI: 10.1002/Adfm.201908715  0.4
2019 Athanasopoulos S, Bässler H, Köhler A. Disorder vs. Delocalization: Which Is More Advantageous for High-Efficiency Organic Solar Cells? The Journal of Physical Chemistry Letters. PMID 31661274 DOI: 10.1021/Acs.Jpclett.9B02866  0.367
2019 Yurash B, Leifert D, Reddy GNM, Cao DX, Biberger S, Brus VV, Seifrid M, Santiago PJ, Köhler A, Chmelka BF, Bazan GC, Nguyen T. Atomic-Level Insight into the Postsynthesis Band Gap Engineering of a Lewis Base Polymer Using Lewis Acid Tris(pentafluorophenyl)borane Chemistry of Materials. 31: 6715-6725. DOI: 10.1021/Acs.Chemmater.9B01224  0.422
2019 Ahmed MK, Rahman MM, Naher M, Mehdi SS, Khan AR, Khan MMR, Islam SMS, Younus M, Wedler S, Bagnich S, Hofmann A, Rudnick A, Köhler A. A New Series of Conjugated Platinum‐co‐Poly(p‐phenylenebutadiynylene)s Polymers: Syntheses and Photophysical Properties Macromolecular Chemistry and Physics. 220: 1800494. DOI: 10.1002/Macp.201800494  0.389
2019 Athanasopoulos S, Schauer F, Nádaždy V, Weiß M, Kahle F, Scherf U, Bässler H, Köhler A. What is the Binding Energy of a Charge Transfer State in an Organic Solar Cell Advanced Energy Materials. 9: 1900814. DOI: 10.1002/Aenm.201900814  0.347
2018 Bourdick A, Reichenberger M, Stradomska A, Bazan GC, Nguyen TQ, Köhler A, Gekle S. Elucidating Aggregation Pathways in the Donor Acceptor Type Molecules p-DTS(FBTTh) and p-SIDT(FBTTh). The Journal of Physical Chemistry. B. PMID 30204437 DOI: 10.1021/Acs.Jpcb.8B06283  0.308
2018 Milward JD, Marcus M, Köhler A, Barford W. Extracting structural information from MEH-PPV optical spectra. The Journal of Chemical Physics. 149: 044903. PMID 30068188 DOI: 10.1063/1.5041938  0.348
2018 Saller C, Kahle FJ, Mueller T, Hahn T, Tscheuschner S, Priadko D, Strohriegl P, Bässler H, Köhler A. A Facile Method for the Investigation of Temperature-Dependant C Diffusion in Conjugated Polymers. Acs Applied Materials & Interfaces. PMID 29847088 DOI: 10.1021/Acsami.8B05520  0.384
2018 Marcus M, Milward JD, Köhler A, Barford W. Structural Information for Conjugated Polymers from Optical Modeling. The Journal of Physical Chemistry. A. PMID 29565593 DOI: 10.1021/Acs.Jpca.8B01585  0.425
2018 Raithel D, Simine L, Pickel S, Schötz K, Panzer F, Baderschneider S, Schiefer D, Lohwasser R, Köhler J, Thelakkat M, Sommer M, Köhler A, Rossky PJ, Hildner R. Direct observation of backbone planarization via side-chain alignment in single bulky-substituted polythiophenes. Proceedings of the National Academy of Sciences of the United States of America. PMID 29483262 DOI: 10.1073/Pnas.1719303115  0.455
2018 Fishchuk II, Bässler H, Köhler A, Genoe J, Kadashchuk A. Unraveling the Role of Multiphonon Excitations and Disorder Concerning the Meyer-Neldel Type Compensation Effect in Organic Semiconductors Physical Review Applied. 10: 54063. DOI: 10.1103/Physrevapplied.10.054063  0.306
2018 Meier T, Gujar TP, Schönleber A, Olthof S, Meerholz K, Smaalen Sv, Panzer F, Thelakkat M, Köhler A. Impact of excess PbI2 on the structure and the temperature dependent optical properties of methylammonium lead iodide perovskites Journal of Materials Chemistry C. 6: 7512-7519. DOI: 10.1039/C8Tc02237B  0.352
2018 Kahle F, Rudnick A, Bässler H, Köhler A. How to interpret absorption and fluorescence spectra of charge transfer states in an organic solar cell Materials Horizons. 5: 837-848. DOI: 10.1039/C8Mh00564H  0.426
2018 Kahle F, Saller C, Olthof S, Li C, Lebert J, Weiß S, Herzig EM, Hüttner S, Meerholz K, Strohriegl P, Köhler A. Does Electron Delocalization Influence Charge Separation at Donor–Acceptor Interfaces in Organic Photovoltaic Cells? Journal of Physical Chemistry C. 122: 21792-21802. DOI: 10.1021/Acs.Jpcc.8B06429  0.386
2018 Kadashchuk A, Janneck R, Tong F, Fishchuk II, Mityashin A, Pavlica E, Köhler A, Heremans P, Rolin C, Bratina G, Genoe J. Negative field-dependent charge mobility in crystalline organic semiconductors with delocalized transport Chemical Papers. 72: 1685-1695. DOI: 10.1007/S11696-018-0483-X  0.337
2018 Reichenberger M, Kroh D, Matrone GMM, Schötz K, Pröller S, Filonik O, Thordardottir ME, Herzig EM, Bässler H, Stingelin N, Köhler A. Controlling aggregate formation in conjugated polymers by spin‐coating below the critical temperature of the disorder–order transition Journal of Polymer Science Part B. 56: 532-542. DOI: 10.1002/Polb.24562  0.366
2017 Lochenie C, Schötz K, Panzer F, Kurz H, Maier B, Puchtler F, Agarwal S, Köhler A, Weber B. Spin crossover iron(II) coordination polymer with fluorescent properties: correlation between emission properties and spin state. Journal of the American Chemical Society. PMID 29251919 DOI: 10.1021/Jacs.7B10571  0.355
2017 Wilma K, Unger T, Tuncel Kostakoğlu S, Hollfelder M, Hunger C, Lang A, Gürek AG, Thelakkat M, Köhler J, Köhler A, Gekle S, Hildner R. Excited state dynamics and conformations of a Cu(ii)-phthalocyanine-perylenebisimide dyad. Physical Chemistry Chemical Physics : Pccp. PMID 28795737 DOI: 10.1039/C7Cp04026A  0.369
2017 Rudnick A, Wetzel C, Tscheuschner S, Schmalz H, Vogt A, Greiner A, Baessler H, Mena-Osteritz E, Bäuerle P, Köhler A. Spectroscopic Study of Thiophene-Pyrrole Containing S,N-Heteroheptacenes with Comparison to Acenes and Phenacenes. The Journal of Physical Chemistry. B. PMID 28712293 DOI: 10.1021/Acs.Jpcb.7B02935  0.35
2017 Rudnick A, Kass KJ, Preis E, Scherf U, Bässler H, Köhler A. Interplay of localized pyrene chromophores and π-conjugation in novel poly(2,7-pyrene) ladder polymers. The Journal of Chemical Physics. 146: 174903. PMID 28477608 DOI: 10.1063/1.4982046  0.477
2017 Athanasopoulos S, Tscheuschner S, Bässler H, Köhler A. Efficient Charge Separation of Cold Charge-Transfer States in Organic Solar Cells Through Incoherent Hopping. The Journal of Physical Chemistry Letters. 2093-2098. PMID 28436660 DOI: 10.1021/Acs.Jpclett.7B00595  0.37
2017 Panzer F, Bässler H, Köhler A. Temperature Induced Order-Disorder Transition in Solutions of Conjugated Polymers Probed by Optical Spectroscopy. The Journal of Physical Chemistry Letters. 8: 114-125. PMID 27966973 DOI: 10.1021/Acs.Jpclett.6B01641  0.415
2017 Kadashchuk A, Tong F, Janneck R, Fishchuk II, Mityashin A, Pavlica E, Köhler A, Heremans P, Rolin C, Bratina G, Genoe J. Role of transport band edge variation on delocalized charge transport in high-mobility crystalline organic semiconductors Physical Review B. 96. DOI: 10.1103/Physrevb.96.125202  0.359
2017 Unger T, Wedler S, Kahle F, Scherf U, Bässler H, Köhler A. The Impact of Driving Force and Temperature on the Electron Transfer in Donor-Acceptor Blend Systems Journal of Physical Chemistry C. 121: 22739-22752. DOI: 10.1021/Acs.Jpcc.7B09213  0.405
2017 Kahle F, Bauer I, Strohriegl P, Köhler A. Influence of crosslinking on charge carrier mobility in crosslinkable polyfluorene derivatives Journal of Polymer Science Part B. 55: 112-120. DOI: 10.1002/Polb.24259  0.402
2017 Hildner R, Köhler A, Müller‐Buschbaum P, Panzer F, Thelakkat M. Conjugated Polymers: π‐Conjugated Donor Polymers: Structure Formation and Morphology in Solution, Bulk and Photovoltaic Blends (Adv. Energy Mater. 16/2017) Advanced Energy Materials. 7. DOI: 10.1002/Aenm.201770087  0.416
2017 Hildner R, Köhler A, Müller-Buschbaum P, Panzer F, Thelakkat M. π‐Conjugated Donor Polymers: Structure Formation and Morphology in Solution, Bulk and Photovoltaic Blends Advanced Energy Materials. 7: 1700314. DOI: 10.1002/Aenm.201700314  0.424
2017 Kahle F, Saller C, Köhler A, Strohriegl P. Crosslinked Semiconductor Polymers for Photovoltaic Applications Advanced Energy Materials. 7: 1700306. DOI: 10.1002/Aenm.201700306  0.413
2017 Panzer F, Li C, Meier T, Köhler A, Huettner S. Impact of Structural Dynamics on the Optical Properties of Methylammonium Lead Iodide Perovskites Advanced Energy Materials. 7: 1700286. DOI: 10.1002/Aenm.201700286  0.34
2016 Li C, Zhong Y, Luna CA, Unger T, Deichsel K, Gräser A, Köhler J, Köhler A, Hildner R, Huettner S. Emission Enhancement and Intermittency in Polycrystalline Organolead Halide Perovskite Films. Molecules (Basel, Switzerland). 21. PMID 27548128 DOI: 10.3390/Molecules21081081  0.343
2016 Singh S, Li C, Panzer F, Narasimhan KL, Graeser A, Gujar TP, Köhler A, Thelakkat M, Huettner S, Kabra D. Effect of Thermal and Structural Disorder on the Electronic Structure of Hybrid Perovskite Semiconductor CH3NH3PbI3. The Journal of Physical Chemistry Letters. PMID 27435936 DOI: 10.1021/Acs.Jpclett.6B01207  0.341
2016 Rudnick AA, Bagnich S, Wagner D, Athanasopolous S, Strohriegl P, Köhler A. The influence of torsion on excimer formation in bipolar host materials for blue phosphorescent OLEDs. The Journal of Chemical Physics. 144: 214906. PMID 27276969 DOI: 10.1063/1.4953102  0.384
2016 Reichenberger M, Love JA, Rudnick A, Bagnich S, Panzer F, Stradomska A, Bazan GC, Nguyen TQ, Köhler A. The effect of intermolecular interaction on excited states in p - DTS(FBTTH2)2. The Journal of Chemical Physics. 144: 074904. PMID 26896999 DOI: 10.1063/1.4941700  0.432
2016 Knauer P, Hahn T, Köhler A, Strohriegl P. Initiator-free crosslinking of oxetane functionalized low bandgap polymers: an approach towards stabilized bulk heterojunction solar cells Journal of Materials Chemistry C. 4: 10347-10357. DOI: 10.1039/C6Tc03214A  0.408
2016 Reichenberger M, Baderschneider S, Kroh D, Grauf S, Köhler J, Hildner R, Köhler A. Watching Paint Dry : The Impact of Diiodooctane on the Kinetics of Aggregate Formation in Thin Films of Poly(3-hexylthiophene) Macromolecules. 49: 6420-6430. DOI: 10.1021/Acs.Macromol.6B01257  0.32
2016 Hahn T, Tscheuschner S, Saller C, Strohriegl P, Boregowda P, Mukhopadhyay T, Patil S, Neher D, Bässler H, Köhler A. Role of Intrinsic Photogeneration in Single Layer and Bilayer Solar Cells with C60 and PCBM The Journal of Physical Chemistry C. 120: 25083-25091. DOI: 10.1021/Acs.Jpcc.6B08471  0.411
2016 Rahman MM, Younus M, Naher M, Masud MK, Nomoto A, Ogawa A, Rudnick A, Köhler A. Synthesis, spectroscopic characterization, thermal and luminescent properties of new organosulfur-functionalized platinum(II) bis(alkenylarylalkynyl) complexes Journal of Organometallic Chemistry. 818: 185-194. DOI: 10.1016/J.Jorganchem.2016.06.006  0.334
2016 Panzer F, Baderschneider S, Gujar TP, Unger T, Bagnich SA, Jakoby M, Bässler H, Hüttner S, Köhler J, Moos R, Thelakkat M, Hildner R, Köhler A. Reversible Laser-Induced Amplified Spontaneous Emission from Coexisting Tetragonal and Orthorhombic Phases in Hybrid Lead Halide Perovskites Advanced Optical Materials. 4: 917-928. DOI: 10.1002/Adom.201500765  0.314
2016 Hahn T, Tscheuschner S, Kahle F, Reichenberger M, Athanasopoulos S, Saller C, Bazan GC, Nguyen T, Strohriegl P, Bässler H, Köhler A. Monomolecular and Bimolecular Recombination of Electron-Hole Pairs at the Interface of a Bilayer Organic Solar Cell Advanced Functional Materials. 27: 1604906. DOI: 10.1002/Adfm.201604906  0.365
2015 Bässler H, Köhler A. "Hot or cold": how do charge transfer states at the donor-acceptor interface of an organic solar cell dissociate? Physical Chemistry Chemical Physics : Pccp. 17: 28451-62. PMID 26456722 DOI: 10.1039/C5Cp04110D  0.437
2015 Tscheuschner S, Bässler H, Huber K, Köhler A. A Combined Theoretical and Experimental Study of Dissociation of Charge Transfer States at the Donor-Acceptor Interface of Organic Solar Cells. The Journal of Physical Chemistry. B. 119: 10359-71. PMID 26176273 DOI: 10.1021/Acs.Jpcb.5B05138  0.407
2015 Consani C, Koch F, Panzer F, Unger T, Köhler A, Brixner T. Relaxation dynamics and exciton energy transfer in the low-temperature phase of MEH-PPV. The Journal of Chemical Physics. 142: 212429. PMID 26049449 DOI: 10.1063/1.4918645  0.436
2015 Bagnich SA, Rudnick A, Schroegel P, Strohriegl P, Köhler A. Triplet energies and excimer formation in meta- and para-linked carbazolebiphenyl matrix materials. Philosophical Transactions. Series a, Mathematical, Physical, and Engineering Sciences. 373. PMID 25987578 DOI: 10.1098/Rsta.2014.0446  0.377
2015 Bagnich SA, Athanasopoulos S, Rudnick A, Schroegel P, Bauer I, Greenham NC, Strohriegl P, Köhler A. Excimer formation by steric twisting in carbazole and triphenylamine-based host materials Journal of Physical Chemistry C. 119: 2380-2387. DOI: 10.1021/Jp512772J  0.538
2015 Unger T, Panzer F, Consani C, Koch F, Brixner T, Bässler H, Köhler A. Ultrafast energy transfer between disordered and highly planarized chains of poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene] (MEH-PPV) Acs Macro Letters. 4: 412-416. DOI: 10.1021/Acsmacrolett.5B00133  0.407
2015 Panzer F, Sommer M, Bässler H, Thelakkat M, Köhler A. Spectroscopic Signature of Two Distinct H-Aggregate Species in Poly(3-hexylthiophene) Macromolecules. 48: 1543-1553. DOI: 10.1021/Acs.Macromol.5B00129  0.395
2015 Hahn T, Saller C, Weigl M, Bauer I, Unger T, Köhler A, Strohriegl P. Organic solar cells with crosslinked polymeric exciton blocking layer Physica Status Solidi (a) Applications and Materials Science. 212: 2162-2168. DOI: 10.1002/Pssa.201532040  0.38
2015 Scharsich C, Fischer FSU, Wilma K, Hildner R, Ludwigs S, Köhler A. Revealing structure formation in PCPDTBT by optical spectroscopy Journal of Polymer Science, Part B: Polymer Physics. 53: 1416-1430. DOI: 10.1002/Polb.23780  0.372
2015 Hahn T, Geiger J, Blase X, Duchemin I, Niedzialek D, Tscheuschner S, Beljonne D, Bässler H, Köhler A. Does excess energy assist photogeneration in an organic low-bandgap solar cell? Advanced Functional Materials. 25: 1287-1295. DOI: 10.1002/Adfm.201403784  0.574
2014 Panzer F, Bässler H, Lohwasser R, Thelakkat M, Köhler A. The Impact of Polydispersity and Molecular Weight on the Order-Disorder Transition in Poly(3-hexylthiophene). The Journal of Physical Chemistry Letters. 5: 2742-7. PMID 26277973 DOI: 10.1021/Jz5009938  0.337
2014 Fishchuk II, Kadashchuk A, Mityashin A, Gavrilyuk MM, Köhler A, Bässler H, Genoe J, Sitter H, Sariciftci NS. Origin of Meyer-Neldel type compensation behavior in organic semiconductors at large carrier concentrations: Disorder versus thermodynamic description Physical Review B. 90: 245201. DOI: 10.1103/Physrevb.90.245201  0.352
2014 Neumann K, Schwarz C, Köhler A, Thelakkat M. Influence of the excited-state charge-transfer character on the exciton dissociation in donor-acceptor copolymers Journal of Physical Chemistry C. 118: 27-36. DOI: 10.1021/Jp407014Q  0.409
2014 Fischer F, Hahn T, Bässler H, Bauer I, Strohriegl P, Köhler A. Measuring reduced C60 diffusion in crosslinked polymer films by optical spectroscopy Advanced Functional Materials. 24: 6172-6177. DOI: 10.1002/Adfm.201401153  0.376
2014 Schwarz C, Milan F, Hahn T, Reichenberger M, Kümmel S, Köhler A. Ground state bleaching at donor-acceptor interfaces Advanced Functional Materials. 24: 6439-6448. DOI: 10.1002/Adfm.201400297  0.328
2013 Athanasopoulos S, Hoffmann ST, Bässler H, Köhler A, Beljonne D. To Hop or Not to Hop? Understanding the Temperature Dependence of Spectral Diffusion in Organic Semiconductors. The Journal of Physical Chemistry Letters. 4: 1694-700. PMID 26282980 DOI: 10.1021/Jz400480A  0.555
2013 Yamagata H, Hestand NJ, Spano FC, Köhler A, Scharsich C, Hoffmann ST, Bässler H. The red-phase of poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene] (MEH-PPV): a disordered HJ-aggregate. The Journal of Chemical Physics. 139: 114903. PMID 24070307 DOI: 10.1063/1.4819906  0.376
2013 Haedler AT, Misslitz H, Buehlmeyer C, Albuquerque RQ, Köhler A, Schmidt HW. Controlling the π-stacking behavior of pyrene derivatives: influence of H-bonding and steric effects in different states of aggregation. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 14: 1818-29. PMID 23619937 DOI: 10.1002/Cphc.201300242  0.369
2013 Fishchuk II, Kadashchuk A, Hoffmann ST, Athanasopoulos S, Genoe J, Bässler H, Köhler A. Unified description for hopping transport in organic semiconductors including both energetic disorder and polaronic contributions Physical Review B. 88: 125202. DOI: 10.1103/Physrevb.88.125202  0.349
2013 Schwarz C, Tscheuschner S, Frisch J, Winkler S, Koch N, Bässler H, Köhler A. Role of the effective mass and interfacial dipoles on exciton dissociation in organic donor-acceptor solar cells Physical Review B - Condensed Matter and Materials Physics. 87. DOI: 10.1103/Physrevb.87.155205  0.314
2013 Wagner D, Hoffmann ST, Heinemeyer U, Münster I, Köhler A, Strohriegl P. Triazine Based Bipolar Host Materials for Blue Phosphorescent OLEDs Chemistry of Materials. 25: 3758-3765. DOI: 10.1021/Cm4023216  0.368
2012 Köhler A. Organic semiconductors: No more breaks for electrons. Nature Materials. 11: 836-7. PMID 23001229 DOI: 10.1038/Nmat3427  0.372
2012 Köhler A, Hoffmann ST, Bässler H. An order-disorder transition in the conjugated polymer MEH-PPV. Journal of the American Chemical Society. 134: 11594-601. PMID 22709266 DOI: 10.1021/Ja302408A  0.383
2012 Köhler A, Khan AL, Wilson JS, Dosche C, Al-Suti MK, Shah HH, Khan MS. The role of C-H and C-C stretching modes in the intrinsic non-radiative decay of triplet states in a Pt-containing conjugated phenylene ethynylene. The Journal of Chemical Physics. 136: 094905. PMID 22401471 DOI: 10.1063/1.3691105  0.334
2012 Schwarz C, Bässler H, Bauer I, Koenen JM, Preis E, Scherf U, Köhler A. Does conjugation help exciton dissociation? a study on poly(p-phenylene)s in planar heterojunctions with C60 or TNF. Advanced Materials (Deerfield Beach, Fla.). 24: 922-5. PMID 22253146 DOI: 10.1002/Adma.201104063  0.388
2012 Hoffmann ST, Athanasopoulos S, Beljonne D, Bässler H, Köhler A. How do triplets and charges move in disordered organic semiconductors? A Monte Carlo study comprising the equilibrium and nonequilibrium regime Journal of Physical Chemistry C. 116: 16371-16383. DOI: 10.1021/Jp305062P  0.546
2012 Stöcker T, Köhler A, Moos R. Why Does the Electrical Conductivity in PEDOT:PSS Decrease with PSS Content? A Study Combining Thermoelectric Measurements with Impedance Spectroscopy Journal of Polymer Science Part B. 50: 976-983. DOI: 10.1002/Polb.23089  0.353
2012 Scharsich C, Lohwasser RH, Sommer M, Asawapirom U, Scherf U, Thelakkat M, Neher D, Köhler A. Control of aggregate formation in poly(3-hexylthiophene) by solvent, molecular weight, and synthetic method Journal of Polymer Science, Part B: Polymer Physics. 50: 442-453. DOI: 10.1002/Polb.23022  0.342
2012 Hayer A, Van Regemorter T, Höfer B, Mak CSK, Beljonne D, Köhler A. On the formation mechanism for electrically generated exciplexes in a carbazole-pyridine copolymer Journal of Polymer Science, Part B: Polymer Physics. 50: 361-369. DOI: 10.1002/Polb.23011  0.591
2011 Khan MS, Al-Suti MK, Shah HH, Al-Humaimi S, Al-Battashi FR, Bjernemose JK, Male L, Raithby PR, Zhang N, Köhler A, Warren JE. Synthesis and characterization of platinum(II) di-ynes and poly-ynes incorporating ethylenedioxythiophene (EDOT) spacers in the backbone. Dalton Transactions (Cambridge, England : 2003). 40: 10174-83. PMID 21894334 DOI: 10.1039/C1Dt11010A  0.311
2011 Hoffmann ST, Koenen JM, Scherf U, Bauer I, Strohriegl P, Bässler H, Köhler A. Triplet-triplet annihilation in a series of poly(p-phenylene) derivatives. The Journal of Physical Chemistry. B. 115: 8417-23. PMID 21675758 DOI: 10.1021/Jp202763E  0.396
2011 Albuquerque RQ, Hofmann CC, Köhler J, Köhler A. Diffusion-limited energy transfer in blends of oligofluorenes with an anthracene derivative. The Journal of Physical Chemistry. B. 115: 8063-70. PMID 21634399 DOI: 10.1021/Jp202333W  0.369
2011 Hoffmann ST, Schrögel P, Rothmann M, Albuquerque RQ, Strohriegl P, Köhler A. Triplet excimer emission in a series of 4,4'-bis(N-carbazolyl)-2,2'-biphenyl derivatives. The Journal of Physical Chemistry. B. 115: 414-21. PMID 21189030 DOI: 10.1021/Jp107408E  0.415
2011 Schrögel P, Tomkevičienė A, Strohriegl P, Hoffmann ST, Köhler A, Lennartz C. A series of CBP-derivatives as host materials for blue phosphorescent organic light-emitting diodes Journal of Materials Chemistry. 21: 2266-2273. DOI: 10.1039/C0Jm03321A  0.349
2011 Köhler A, Bässler H. What controls triplet exciton transfer in organic semiconductors Journal of Materials Chemistry. 21: 4003-4011. DOI: 10.1039/C0Jm02886J  0.363
2010 Hoffmann ST, Bässler H, Köhler A. What determines inhomogeneous broadening of electronic transitions in conjugated polymers? The Journal of Physical Chemistry. B. 114: 17037-48. PMID 21138308 DOI: 10.1021/Jp107357Y  0.469
2010 Hoffmann ST, Scheler E, Koenen JM, Forster M, Scherf U, Strohriegl P, Bässler H, Köhler A. Triplet energy transfer in conjugated polymers. III. An experimental assessment regarding the influence of disorder on polaronic transport Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.165208  0.407
2010 Hoffmann ST, Bässler H, Koenen JM, Forster M, Scherf U, Scheler E, Strohriegl P, Köhler A. Spectral diffusion in poly(para-phenylene)-type polymers with different energetic disorder Physical Review B - Condensed Matter and Materials Physics. 81. DOI: 10.1103/Physrevb.81.115103  0.442
2010 Thesen MW, Höfer B, Debeaux M, Janietz S, Wedel A, Köhler A, Johannes H, Krueger H. Hole-transporting host-polymer series consisting of triphenylamine basic structures for phosphorescent polymer light-emitting diodes Journal of Polymer Science Part A. 48: 3417-3430. DOI: 10.1002/Pola.24127  0.411
2009 Sudha Devi L, Al-Suti MK, Zhang N, Teat SJ, Male L, Sparkes HA, Raithby PR, Khan MS, Köhler A. Synthesis and Comparison of the Optical Properties of Platinum(II) Poly-ynes with Fused and Non-Fused Oligothiophenes Macromolecules. 42: 1131-1141. DOI: 10.1021/Ma802399A  0.385
2009 Köhler A, Bässler H. Triplet states in organic semiconductors Materials Science & Engineering R-Reports. 66: 71-109. DOI: 10.1016/J.Mser.2009.09.001  0.438
2008 Aharon E, Breuer S, Jaiser F, Köhler A, Frey GL. Effect of the solvent on the conformation of isolated MEH-PPV chains intercalated into SnS2. Chemphyschem : a European Journal of Chemical Physics and Physical Chemistry. 9: 1430-6. PMID 18561348 DOI: 10.1002/Cphc.200800109  0.407
2008 Fishchuk II, Kadashchuk A, Devi LS, Heremans P, Bässler H, Köhler A. Triplet energy transfer in conjugated polymers. II. A polaron theory description addressing the influence of disorder Physical Review B. 78: 45211. DOI: 10.1103/Physrevb.78.045211  0.41
2008 Devi LS, Al-Suti MK, Dosche C, Khan MS, Friend RH, Köhler A. Triplet energy transfer in conjugated polymers. I. Experimental investigation of a weakly disordered compound Physical Review B. 78: 45210. DOI: 10.1103/Physrevb.78.045210  0.56
2008 Schütz C, Höfer B, Jaiser F, Krueger H, Thesen M, Janietz S, Köhler A. Exciton dynamics in blends of phosphorescent emitters Physica Status Solidi B-Basic Solid State Physics. 245: 810-813. DOI: 10.1002/Pssb.200743441  0.45
2007 Parkinson P, Aharon E, Chang MH, Dosche C, Frey GL, Köhler A, Herz LM. Dimensionality-dependent energy transfer in polymer-intercalated SnS2 nanocomposites Physical Review B. 75: 165206. DOI: 10.1103/Physrevb.75.165206  0.439
2006 Zhang N, Hayer A, Al-Suti MK, Al-Belushi RA, Khan MS, Köhler A. The effect of delocalization on the exchange energy in meta- and para-linked Pt-containing carbazole polymers and monomers. The Journal of Chemical Physics. 124: 244701. PMID 16821990 DOI: 10.1063/1.2200351  0.448
2006 Evans NR, Sudha Devi L, Mak CS, Watkins SE, Pascu SI, Köhler A, Friend RH, Williams CK, Holmes AB. Triplet energy back transfer in conjugated polymers with pendant phosphorescent iridium complexes. Journal of the American Chemical Society. 128: 6647-56. PMID 16704266 DOI: 10.1021/Ja0584267  0.544
2006 Hayer A, de Halleux V, Köhler A, El-Garoughy A, Meijer EW, Barberá J, Tant J, Levin J, Lehmann M, Gierschner J, Cornil J, Geerts YH. Highly fluorescent crystalline and liquid crystalline columnar phases of pyrene-based structures. The Journal of Physical Chemistry. B. 110: 7653-9. PMID 16610856 DOI: 10.1021/Jp0573689  0.381
2005 Mak CS, Hayer A, Pascu SI, Watkins SE, Holmes AB, Köhler A, Friend RH. Blue-to-green electrophosphorescence of iridium-based cyclometallated materials. Chemical Communications (Cambridge, England). 4708-10. PMID 16175300 DOI: 10.1039/B508695G  0.42
2005 Mak CSK, Watkins SE, Williams CK, Evans NR, Chan KL, Cho SY, Holmes AB, Boothby CE, Friend RH, Hayer A, Köhler A. New light emitting polymers and high energy hosts for triplet emission Materials Research Society Symposium Proceedings. 846: 165-170. DOI: 10.1557/Proc-846-Dd7.7  0.541
2005 Chan KL, Mak CSK, Evans NR, Watkins SE, Pascu SI, Holmes AB, Hayer A, Köhler A, Devi LS, Friend RH. Synthesis of triplet emitters and hosts for electrophosphorescence Proceedings of Spie - the International Society For Optical Engineering. 5937: 1-9. DOI: 10.1117/12.624124  0.56
2005 Mermer O, Veeraraghavan G, Francis TL, Sheng Y, Nguyen DT, Wohlgenannt M, Köhler A, Al-Suti MK, Khan MS. Large magnetoresistance in nonmagnetic π-conjugated semiconductor thin film devices Physical Review B - Condensed Matter and Materials Physics. 72. DOI: 10.1103/Physrevb.72.205202  0.345
2005 Hayer A, Khan ALT, Friend RH, Köhler A. Morphology dependence of the triplet excited state formation and absorption in polyfluorene Physical Review B. 71: 241302. DOI: 10.1103/Physrevb.71.241302  0.478
2004 Khan MS, Al-Mandhary MR, Al-Suti MK, Al-Battashi FR, Al-Saadi S, Ahrens B, Bjernemose JK, Mahon MF, Raithby PR, Younus M, Chawdhury N, Kohler A, Marseglia EA, Tedesco E, Feeder N, et al. Synthesis, characterisation and optical spectroscopy of platinum(II) di-ynes and poly-ynes incorporating condensed aromatic spacers in the backbone. Dalton Transactions (Cambridge, England : 2003). 2377-85. PMID 15278134 DOI: 10.1039/B405070C  0.367
2004 Sandee AJ, Williams CK, Evans NR, Davies JE, Boothby CE, Köhler A, Friend RH, Holmes AB. Solution-processible conjugated electrophosphorescent polymers. Journal of the American Chemical Society. 126: 7041-8. PMID 15174875 DOI: 10.1021/Ja039445O  0.538
2004 Yang C, Vardeny ZV, Köhler A, Wohlgenannt M, Al-Suti MK, Khan MS. Spectroscopic study of spin-dependent exciton formation rates in π-conjugated semiconductors: Comparison with electroluminescence techniques Physical Review B - Condensed Matter and Materials Physics. 70: 1-4. DOI: 10.1103/Physrevb.70.241202  0.366
2004 Khan ALT, Sreearunothai P, Herz LM, Banach MJ, Köhler A. Morphology-dependent energy transfer within polyfluorene thin films Physical Review B. 69: 85201. DOI: 10.1103/Physrevb.69.085201  0.33
2004 Hayer A, Köhler A, Arisi E, Bergenti I, Dediu A, Taliani C, Al-Suti MK, Khan MS. Polymer light-emitting diodes with spin-polarised charge injection Synthetic Metals. 147: 155-158. DOI: 10.1016/J.Synthmet.2004.06.031  0.397
2004 Köhler A, Beljonne D. The Singlet–Triplet Exchange Energy in Conjugated Polymers Advanced Functional Materials. 14: 11-18. DOI: 10.1002/Adfm.200305032  0.599
2003 Wilson JS, Wilson RJ, Friend RH, Köhler A, Al-Suti MK, Al-Mandhary MRA, Khan MS. Polarization of singlet and triplet excited states in a platinum-containing conjugated polymer Physical Review B. 67: 1252061-1252066. DOI: 10.1103/Physrevb.67.125206  0.541
2003 Brown PJ, Thomas DS, Köhler A, Wilson JS, Kim J, Ramsdale CM, Sirringhaus H, Friend RH. Effect of interchain interactions on the absorption and emission of poly(3-hexylthiophene) Physical Review B. 67: 64203. DOI: 10.1103/Physrevb.67.064203  0.661
2003 Khan MS, Al-Mandhary MRA, Al-Suti MK, Ahrens B, Mahon MF, Male L, Raithby PR, Boothby CE, Köhler A. Synthesis, characterisation and optical spectroscopy of diynes and poly-ynes containing derivatised fluorenes in the backbone Dalton Transactions. 74-84. DOI: 10.1039/B208963G  0.334
2003 Khan MS, Al-Suti MK, Al-Mandhary MRA, Ahrens B, Bjernemose JK, Mahon MF, Male L, Raithby PR, Friend RH, Köhler A, Wilson JS. Synthesis and characterisation of new acetylide-functionalised aromatic and hetero-aromatic ligands and their dinuclear platinum complexes Dalton Transactions. 65-73. DOI: 10.1039/B208494E  0.456
2003 Khan ALT, Banach MJ, Köhler A. Control of β-phase formation in polyfluorene thin films via Franck–Condon analysis Synthetic Metals. 139: 905-907. DOI: 10.1016/S0379-6779(03)00244-3  0.32
2003 Köhler A, Wilson JS. Phosphorescence and spin-dependent exciton formation in conjugated polymers Organic Electronics. 4: 179-189. DOI: 10.1016/J.Orgel.2003.08.011  0.448
2003 Kohler A, Wilson JS, Friend RH. Fluorescence and Phosphorescence in Organic Materials Cheminform. 34: no-no. DOI: 10.1002/1521-4095(20020517)14:10<701::Aid-Adma701>3.0.Co;2-4  0.398
2002 Köhler A, Wilson JS, Friend RH, Al-Suti MK, Khan MS, Gerhard A, Bässler H. The singlet–triplet energy gap in organic and Pt-containing phenylene ethynylene polymers and monomers The Journal of Chemical Physics. 116: 9457-9463. DOI: 10.1063/1.1473194  0.565
2002 Khan MS, Al-Mandhary MRA, Al-Suti MK, Corcoran TC, Al-Mahrooqi Y, Attfield JP, Feeder N, David WIF, Shankland K, Friend RH, Köhler A, Marseglia EA, Tedesco E, Tang CC, Raithby PR, et al. Synthesis and optical characterisation of platinum(ii) poly-yne polymers incorporating substituted 1,4-diethynylbenzene derivatives and an investigation of the intermolecular interactions in the diethynylbenzene molecular precursorsElectronic supplementary information (ESI) available: atomic cooordinates for 6 and 7. See http://www.rsc.org/suppdata/nj/b2/b206946f/ New Journal of Chemistry. 27: 140-149. DOI: 10.1039/B206946F  0.477
2002 Khan MS, Al-Mandhary MRA, Al-Suti MK, Feeder N, Nahar S, Köhler A, Friend RH, Wilson PJ, Raithby PR. Synthesis, characterisation and electronic properties of a series of platinum(II) poly-ynes containing novel thienyl-pyridine linker groups Journal of the Chemical Society-Dalton Transactions. 2441-2448. DOI: 10.1039/B201073A  0.531
2002 Khan MS, Al-Mandhary MRA, Al-Suti MK, Hisahm AK, Raithby PR, Ahrens B, Mahon MF, Male L, Marseglia EA, Tedesco E, Friend RH, Köhler A, Feeder N, Teat SJ. Structural characterisation of a series of acetylide-functionalised oligopyridines and the synthesis, characterisation and optical spectroscopy of platinum di-ynes and poly-ynes containing oligopyridyl linker groups in the backbone Journal of the Chemical Society-Dalton Transactions. 1358-1368. DOI: 10.1039/B110658A  0.504
2001 Wilson JS, Dhoot AS, Seeley AJ, Khan MS, Köhler A, Friend RH. Spin-dependent exciton formation in pi-conjugated compounds. Nature. 413: 828-31. PMID 11677602 DOI: 10.1038/35101565  0.527
2001 Wilson JS, Chawdhury N, Al-Mandhary MRA, Younus M, Khan MS, Raithby PR, Köhler A, Friend RH. The energy gap law for triplet states in pt-containing conjugated polymers and monomers Journal of the American Chemical Society. 123: 9412-9417. PMID 11562224 DOI: 10.1021/Ja010986S  0.557
2000 Wilson JS, Köhler A, Friend RH, Al-Suti MK, Al-Mandhary MRA, Khan MS, Raithby PR. Triplet states in a series of Pt-containing ethynylenes The Journal of Chemical Physics. 113: 7627-7634. DOI: 10.1063/1.1313527  0.536
1999 Chawdhury N, Köhler A, Friend RH, Wong W, Lewis J, Younus M, Raithby PR, Corcoran TC, Al-Mandhary MRA, Khan MS. Evolution of lowest singlet and triplet excited states with number of thienyl rings in platinum poly-ynes The Journal of Chemical Physics. 110: 4963-4970. DOI: 10.1063/1.478382  0.543
1999 Köhler A, Younus M, Al-Mandhary MRA, Raithby PR, Khan MS, Friend RH. Donor-acceptor interactions in organometallic and organic poly-ynes Synthetic Metals. 101: 246-247. DOI: 10.1016/S0379-6779(98)01360-5  0.549
1999 Chawdhury N, Köhler A, Harrison M, Hwang D, Holmes A, Friend R. The effects of H2O and O2 on the photocurrent spectra of MEH-PPV Synthetic Metals. 102: 871-872. DOI: 10.1016/S0379-6779(98)00789-9  0.414
1998 Younus M, Köhler A, Cron S, Chawdhury N, Al-Mandhary MRA, Khan MS, Lewis J, Long NJ, Friend RH, Raithby PR. Synthesis, Electrochemistry, and Spectroscopy of Blue Platinum(II) Polyynes and Diynes. Angewandte Chemie (International Ed. in English). 37: 3036-3039. PMID 29711131 DOI: 10.1002/(Sici)1521-3773(19981116)37:21<3036::Aid-Anie3036>3.0.Co;2-R  0.524
1998 Köhler A, dos Santos DA, Beljonne D, Shuai Z, Brédas J, Holmes AB, Kraus A, Müllen K, Friend RH. Charge separation in localized and delocalized electronic states in polymeric semiconductors Nature. 392: 903-906. DOI: 10.1038/31901  0.663
1998 Chawdhury N, Köhler A, Friend RH, Younus M, Long NJ, Raithby PR, Lewis J. Synthesis and Electronic Structure of Platinum-Containing Poly-ynes with Aromatic and Heteroaromatic Rings Macromolecules. 31: 722-727. DOI: 10.1021/Ma971267U  0.551
1998 Younus M, Köhler A, Cron S, Chawdhury N, Al-Mandhary MRA, Khan MS, Lewis J, Long NJ, Friend RH, Raithby PR. Synthese, Elektrochemie und Spektroskopie von blauen Platin(II)-polyinen und -diinen Angewandte Chemie. 110: 3180-3183. DOI: 10.1002/(Sici)1521-3757(19981102)110:21<3180::Aid-Ange3180>3.0.Co;2-F  0.37
1997 Friend R, Denton G, Halls J, Harrison N, Holmes A, Köhler A, Lux A, Moratti S, Pichler K, Tessler N, Towns K. Electronic Processes of Conjugated Polymers in Semiconductor Device Structures Synthetic Metals. 84: 463-470. DOI: 10.1016/S0379-6779(97)80830-2  0.509
1997 Köhler A, dos Santos D, Beljonne D, Shuai Z, Brédas J, Friend R, Moratti S, Holmes A. UV photocurrent spectroscopy in poly(p-phenylene vinylene) and derivatives Synthetic Metals. 84: 675-676. DOI: 10.1016/S0379-6779(96)04104-5  0.64
1997 Friend R, Denton G, Halls J, Harrison N, Holmes A, Köhler A, Lux A, Moratti S, Pichler K, Tessler N, Towns K, Wittmann H. Electronic excitations in luminescent conjugated polymers Solid State Communications. 102: 249-258. DOI: 10.1016/S0038-1098(96)00715-6  0.528
1996 Beljonne D, Wittmann HF, Köhler A, Graham S, Younus M, Lewis J, Raithby PR, Khan MS, Friend RH, Brédas JL. Spatial extent of the singlet and triplet excitons in transition metal‐containing poly‐ynes The Journal of Chemical Physics. 105: 3868-3877. DOI: 10.1063/1.472207  0.62
1996 Köhler A, Wittmann H, Friend R, Khan M, Lewis J. Enhanced photocurrent response in photocells made with platinum-poly-yne/C60 blends by photoinduced electron transfer Synthetic Metals. 77: 147-150. DOI: 10.1016/0379-6779(96)80076-2  0.541
1996 Cervini R, Holmes A, Moratti S, Köhler A, Friend R. Synthesis of new conjugated thiophene polymers Synthetic Metals. 76: 169-171. DOI: 10.1016/0379-6779(95)03445-P  0.529
1995 Köhler A, Grüner J, Friend R, Müllen K, Scherf U. Photocurrent measurements on aggregates in ladder-type poly(p-phenylene) Chemical Physics Letters. 243: 456-461. DOI: 10.1016/0009-2614(95)00840-Z  0.554
1994 Köhler A, Wittmann H, Friend R, Khan M, Lewis J. The photovoltaic effect in a platinum poly-yne Synthetic Metals. 67: 245-249. DOI: 10.1016/0379-6779(94)90050-7  0.519
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