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Institutionen der Universität Bayreuth
Lehrstuhl Experimentalphysik II - Optoelektronik weicher Materie - Univ.-Prof. Dr. Anna Köhler

Universität Bayreuth (61979)
- Fakultäten (58292)
  - Fakultät für Mathematik, Physik und Informatik (9268)
    - Physikalisches Institut (4047)
      - Lehrstuhl Experimentalphysik II - Optoelektronik weicher Materie (278)
        Lehrstuhl Experimentalphysik II - Optoelektronik weicher Materie - Univ.-Prof. Dr. Anna Köhler (224)

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Anzahl der Einträge auf dieser Ebene: 224.

2025

Waiba, Satyadeep ; Banerjee, Manami ; Frederiksen, Lindsey ; Jaworski, Aleksander ; Monti, Susanna ; Barcaro, Giovanni ; Karaca, Kaan ; He, Xiufang ; Rokicińska, Anna ; Vuong, Thanh Huyen ; Vilé, Gianvito ; Kuśtrowski, Piotr ; Rabeah, Jabor ; Reyes, David ; Ren, Peng ; Bagnich, Sergey ; Köhler, Anna ; Hohenberger, Daniel ; Breu, Josef ; Dyson, Paul J. ; Das, Shoubhik:
Seawater to Sustainable Fuel: Sunlight-Driven Green Hydrogen Generation with an Atomically Dispersed Photocatalyst.
In: Journal of the American Chemical Society. (22 Oktober 2025) .
DOI: https://doi.org/10.1021/jacs.5c11004

Maiti, Rakesh ; Nath, Aritra ; Guimarães, Ana B. R. ; Bagnich, Sergey ; Köhler, Anna ; Maseras, Feliu ; Das, Shoubhik:
Mechanistic Insights into the Light-Driven Difunctionalization of Alkenes with a Sulfonyl-Based Reagent : A Catalyst-Free Approach.
In: Journal of the American Chemical Society. (8 Oktober 2025) .
DOI: https://doi.org/10.1021/jacs.5c08562

Siegert, Tobias ; Pahwa, Prerna ; Griesbach, Markus ; Kahle, Frank-Julian ; Oberhofer, Harald ; Köhler, Anna ; Grüninger, Helen:
Modelling Thermal Halide Exchange of Perovskite Powders With and Without BMIMBF₄ From an Interdiffusion Perspective.
In: Advanced Functional Materials. (8 August 2025) . - e10920.
DOI: https://doi.org/10.1002/adfm.202510920

Scholz, Till ; Xu, Tianshan ; Köhler, Anna ; Moos, Ralf:
Defect Chemical Engineering in Doped MAPbI₃ Films Prepared from Mechanochemically Synthesized Powders via Powder Aerosol Deposition.
2025
Veranstaltung: 8th International Conference on Perovskite Solar Cells and Optoelectronics - PSCO 2025 , 15.9.-18.9.2025 , Perugia, Italy.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Poster )

Stühler, Merlin R. ; Makki, Hesam ; Silbernagl, Dorothee ; Dimde, Mathias ; Ludwig, Kai ; Tegner, Bengt E. ; Greve, Christopher ; Rausch, Konstantin ; Herzig, Eva M. ; Köhler, Anna ; Plajer, Alex:
Flexibility and Dynamicity Enhances and Controls Supramolecular Self-Assembly of Zinc(II) Metallogels.
In: Advanced Functional Materials. (2025) . - 2507793.
DOI: https://doi.org/10.1002/adfm.202507793

Dörfler, Magdalena ; Bässler, Heinz ; Kadashchuk, Andrey ; Oberhofer, Harald ; Köhler, Anna:
Identifying pitfalls when using the Miller–Abrahams rate in kinetic Monte Carlo simulations.
In: Journal of Materials Chemistry C. (2025) .
DOI: https://doi.org/10.1039/D5TC01487E

Xu, Tianshan ; Griesbach, Markus ; Scholz, Till ; Köhler, Anna ; Moos, Ralf:
MAPbBr₃-MAPbI₃ gradient films prepared at room temperature by Powder Aerosol Deposition (PAD) for controlled ion and electron transport.
2025
Veranstaltung: 8th International Conference on Perovskite Solar Cells and Optoelectronics - PSCO 2025 , 15.9.-18.9.2025 , Perugia, Italy.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Poster )

Jan, Pei-En ; Liang, Hao-Chi ; Cheng, Ren-Wei ; Greve, Christopher ; Chuang, Yung-Tang ; Chiu, Yung-Ling ; Tan, Guang-Hsun ; Elsenety, Mohamed M. ; Chang, Chih-Li ; Dorrah, Dalia M. ; Lai, Hoong-Lien ; Chiu, Po-Wei ; Sun, Sheng-Yuan ; Li, Yun-Li ; Herzig, Eva M. ; Chou, Ho-Hsiu ; Lin, Hao-Wu:
Molecular Design Strategy for Meta-Substituted Aromatic Organic Halides in Zero-Lead-Release Halide Perovskites with Efficient Waterproof Light Emission.
In: Advanced Functional Materials. Bd. 35 (2025) Heft 6 . - 2408323.
DOI: https://doi.org/10.1002/adfm.202408323

Cotelli, Giacomo ; Torun, Engin ; Gottardi, Stefano ; Köhler, Anna:
Simulation of charge and exciton dynamics across nanostructured rough interfaces in organic light emitting devices.
In: Physical Review B. Bd. 112 (2025) . - 035307.
DOI: https://doi.org/10.1103/36kq-7pvt

Spies, Maximilian ; Biberger, Simon ; Eller, Fabian ; Herzig, Eva M. ; Köhler, Anna:
Solvated PbI₂ Clusters Preceding the Crystallization of Lead Halide Perovskites : a UV/VIS In Situ Study.
In: Advanced Electronic Materials. (2025) . - 2500060.
DOI: https://doi.org/10.1002/aelm.202500060

Saxena, Rishabh ; Cotelli, Giacomo ; Stavrou, Kleitos ; Torun, Engin ; Franca, Larissa G. ; Monkman, Andrew P. ; Gottardi, Stefano ; Köhler, Anna:
Sweet spot of energy-level alignment in hyperfluorescent organic light-emitting diodes.
In: Physical Review Applied. Bd. 24 (2025) . - 024064.
DOI: https://doi.org/10.1103/k967-sr56

2024

Biberger, Simon:
Understanding the impact of processing and nanostructure on lead halide perovskite optoelectronic devices.
Bayreuth , 2024 . - 263 S.
( Dissertation, 2024 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00008005

Franca, Larissa G. ; Danos, Andrew ; Saxena, Rishabh ; Kuila, Suman ; Stavrou, Kleitos ; Li, Chunyong ; Wedler, Stefan ; Köhler, Anna ; Monkman, Andrew P.:
Exploring the Early Time Behavior of the Excited States of an Archetype Thermally Activated Delayed Fluorescence Molecule.
In: The Journal of Physical Chemistry Letters. Bd. 15 (2024) . - S. 1734-1740.
DOI: https://doi.org/10.1021/acs.jpclett.4c00030

Biberger, Simon ; Spies, Maximilian ; Schötz, Konstantin ; Kahle, Frank-Julian ; Leupold, Nico ; Moos, Ralf ; Grüninger, Helen ; Köhler, Anna ; Panzer, Fabian:
Improved Control of Perovskite Thin Film Fabrication via Reactive Spin coating based on Real-Time In-Situ Feedback from Optical Spectroscopy.
2024
Veranstaltung: 26. International Conference on Science and Technology of Synthetic Electronic Materials (ICSM 24) , 23-28 June 2024 , Dresden, Germany.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Vortrag )

Biberger, Simon ; Spies, Maximilian ; Schötz, Konstantin ; Kahle, Frank-Julian ; Leupold, Nico ; Moos, Ralf ; Grüninger, Helen ; Köhler, Anna ; Panzer, Fabian:
Optical In-Situ spectroscopy and reactive spin coating for improved control of perovskite thin film fabrication.
2024
Veranstaltung: DPG-Frühjahrstagung , 17.03.-22.03.2024 , Berlin.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Vortrag )

Biberger, Simon ; Spies, Maximilian ; Schötz, Konstantin ; Kahle, Frank-Julian ; Leupold, Nico ; Moos, Ralf ; Grüninger, Helen ; Köhler, Anna ; Panzer, Fabian:
Reactive spin coating based on real-time in situ feedback for improved control of perovskite thin film fabrication.
In: Journal of Materials Chemistry C. Bd. 12 (2024) . - S. 6415-6422.
DOI: https://doi.org/10.1039/D3TC04361D

Witt, Christina ; Schötz, Konstantin ; Köhler, Anna ; Panzer, Fabian:
Understanding Method-Dependent Differences in Urbach Energies in Halide Perovskites.
In: The Journal of Physical Chemistry C. Bd. 128 (2024) Heft 15 . - S. 6336-6345.
DOI: https://doi.org/10.1021/acs.jpcc.3c07293

Witt, Christina:
Understanding Morphology and Optoelectronic Properties of Powder-Based Pressure-Processed Lead Halide Perovskites.
Bayreuth , 2024 . - 263 S.
( Dissertation, 2024 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00007829

Chen, Xinrui ; Bagnich, Sergey ; Pollice, Robert ; Li, Bing ; Zhu, Yuanyuan ; Saxena, Rishabh ; Yin, Yixiao ; Zhu, Weiguo ; Aspuru-Guzik, Alan ; Zysman-Colman, Eli ; Köhler, Anna ; Wang, Yafei:
Unveiling the TADF Emitters with Apparent Negative Singlet-Triplet Gaps : Implications for Exciton Harvesting and OLED Performance.
In: Advanced Optical Materials. Bd. 12 (2024) Heft 6 . - 2301784.
DOI: https://doi.org/10.1002/adom.202301784

2023

Meier, Tobias:
Modellierung von Ladungstransport in organischen Feldeffekttransistoren mittels eines kinetischen Monte-Carlo-Ansatzes.
Bayreuth , 2023 . - IV, 237 S.
( Dissertation, 2023 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00007166

Stankevych, Andrei ; Saxena, Rishabh ; Grüne, Jeannine ; Lulei, Sebastian ; Sperlich, Andreas ; Athanasopoulos, Stavros ; Vakhnin, Alexander ; Sahay, Prakhar ; Brütting, Wolfgang ; Dyakonov, Vladimir ; Bässler, Heinz ; Köhler, Anna ; Kadashchuk, Andrey:
Charge-carrier photogeneration in single-component organic carbazole-based semiconductors via low excitation power triplet-triplet annihilation.
In: Physical Review Applied. Bd. 20 (2023) . - 064029.
DOI: https://doi.org/10.1103/PhysRevApplied.20.064029

Saxena, Rishabh:
Controlling Charge Transfer and Excited State Conversion Processes for Efficient OLEDs.
Bayreuth , 2023 . - xvi, 303 S.
( Dissertation, 2022 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00006802

Biberger, Simon ; Leupold, Nico ; Witt, Christina ; Greve, Christopher ; Markus, Paul ; Ramming, Philipp ; Lukas, Daniel ; Schötz, Konstantin ; Kahle, Frank-Julian ; Zhu, Chenhui ; Papastavrou, Georg ; Köhler, Anna ; Herzig, Eva M. ; Moos, Ralf ; Panzer, Fabian:
First of Their Kind : Solar Cells with a Dry-Processed Perovskite Absorber Layer via Powder Aerosol Deposition and Hot-Pressing.
In: Solar RRL. Bd. 7 (2023) Heft 16 . - 2300261.
DOI: https://doi.org/10.1002/solr.202300261

Witt, Christina ; Schötz, Konstantin ; Biberger, Simon ; Leupold, Nico ; Kuhn, Meike ; Ramming, Philipp ; Herzig, Eva M. ; Moos, Ralf ; Panzer, Fabian ; Köhler, Anna:
Fully Dry-Processed and Powder-Based Halide Perovskite Solar Cells by Powder-Aerosol-Deposition and Hot-Pressing.
2023
Veranstaltung: 2023 MRS Spring Meeting & Exhibit , April 10-14, 2023 , San Francisco, California, USA.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Poster )

Kroh, Daniel ; Athanasopoulos, Stavros ; Nádaždy, Vojtech ; Kahle, Frank-Julian ; Bässler, Heinz ; Köhler, Anna:
An Impedance Study of the Density of States Distribution in Blends of PM6:Y6 in Relation to Barrierless Dissociation of CT States.
In: Advanced Functional Materials. (2023) . - 2302520.
DOI: https://doi.org/10.1002/adfm.202302520

Biberger, Simon ; Spies, Maximilian ; Schötz, Konstantin ; Kahle, Frank-Julian ; Leupold, Nico ; Moos, Ralf ; Grüninger, Helen ; Köhler, Anna ; Panzer, Fabian:
Improved Control of Perovskite Thin Film Formation by Reactive Spin Coating and Real Time In-Situ Feedback.
2023
Veranstaltung: 12th SolTech Conference 2023 , 03.-05.10.2023 , Würzburg, Germany.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Vortrag )

Siegert, Tobias ; Greve, Christopher ; Moos, Ralf ; Herzig, Eva M. ; Panzer, Fabian ; Köhler, Anna ; Grüninger, Helen:
Influence of Particle Size on Halide Mixing Between MAPbI3 and MAPbBr3.
2023
Veranstaltung: 12th SolTech Conference 2023 , 03.-05.10.2023 , Würzburg, Germany.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Poster )

Burdakov, Ya. V. ; Saunina, A. Yu. ; Bässler, Heinz ; Köhler, Anna ; Nikitenko, V. R.:
Modeling of charge transport in polymers with embedded crystallites.
In: Physical Review B. Bd. 108 (2023) Heft 8 . - 085301.
DOI: https://doi.org/10.1103/PhysRevB.108.085301

Stankevych, Andrei ; Saxena, Rishabh ; Vakhnin, Alexander ; May, Falk ; Kinaret, Naomi ; Andrienko, Denis ; Genoe, Jan ; Bässler, Heinz ; Köhler, Anna ; Kadashchuk, Andrey:
Monitoring the Charge-Carrier-Occupied Density of States in Disordered Organic Semiconductors under Nonequilibrium Conditions Using Thermally Stimulated Luminescence Spectroscopy.
In: Physical Review Applied. Bd. 19 (2023) Heft 5 . - 054007.
DOI: https://doi.org/10.1103/PhysRevApplied.19.054007

Duda, Eimantas ; Madayanad Suresh, Subeesh ; Hall, David ; Bagnich, Sergey ; Saxena, Rishabh ; Cordes, David B. ; Slawin, Alexandra M. Z. ; Beljonne, David ; Olivier, Yoann ; Köhler, Anna ; Zysman-Colman, Eli:
An Oligomer Approach for Blue Thermally Activated Delayed Fluorescent Emitters Based on Twisted Donor–Acceptor Units.
In: Chemistry of Materials. Bd. 35 (2023) Heft 5 . - S. 2027-2037.
DOI: https://doi.org/10.1021/acs.chemmater.2c03438

Witt, Christina ; Schötz, Konstantin ; Kuhn, Meike ; Leupold, Nico ; Biberger, Simon ; Ramming, Philipp ; Kahle, Frank-Julian ; Köhler, Anna ; Moos, Ralf ; Herzig, Eva M. ; Panzer, Fabian:
Orientation and Grain Size in MAPbI₃ Thin Films : Influence on Phase Transition, Disorder, and Defects.
In: The Journal of Physical Chemistry C. Bd. 127 (2023) Heft 22 . - S. 10563-10573.
DOI: https://doi.org/10.1021/acs.jpcc.2c08968

Ramming, Philipp ; Siegert, Tobias ; Biberger, Simon ; Witt, Christina ; Leupold, Nico ; Moos, Ralf ; Grüninger, Helen ; Panzer, Fabian ; Köhler, Anna:
Perovskite Research Highlights.
2023
Veranstaltung: 12th SolTech Conference 2023 , 03.-05.10.2023 , Würzburg, Germany.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Vortrag )

Schötz, Konstantin ; Panzer, Fabian ; Sommer, Michael ; Bässler, Heinz ; Köhler, Anna:
A spectroscopic assessment of static and dynamic disorder in a film of a polythiophene with a planarized backbone.
In: Materials Horizons. Bd. 10 (2023) Heft 12 . - S. 5538-5546.
DOI: https://doi.org/10.1039/D3MH01262J

Hazem, Bakr:
Spectroscopic Investigation of Film Formation and Aggregation in Organic Solar Cell Materials.
Bayreuth , 2023 . - xviii, 171 S.
( Dissertation, 2023 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00006973

Greve, Christopher ; Ramming, Philipp ; Griesbach, Markus ; Leupold, Nico ; Moos, Ralf ; Köhler, Anna ; Herzig, Eva M. ; Panzer, Fabian ; Grüninger, Helen:
To Stop or to Shuttle Halides? The Role of an Ionic Liquid in Thermal Halide Mixing of Hybrid Perovskites.
In: ACS Energy Letters. Bd. 8 (2023) . - S. 5041-5049.
DOI: https://doi.org/10.1021/acsenergylett.3c01878

Biberger, Simon ; Schötz, Konstantin ; Leupold, Nico ; Ramming, Philipp ; Spies, Maximilian ; Moos, Ralf ; Köhler, Anna ; Grüninger, Helen ; Panzer, Fabian:
Using Multimodal In Situ Spectroscopy to Understand the Influence of the Ionic Liquid BMIMBF4 on the Film Formation and Optoelectronic Properties of MAPbI3 Thin Films.
2023
Veranstaltung: 2023 MRS Spring Meeting & Exhibit , April 10-14, 2023 , San Francisco, California, USA.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Vortrag )

2022

Duda, Eimantas ; Hall, David ; Bagnich, Sergey ; Carpenter-Warren, Cameron L. ; Saxena, Rishabh ; Wong, Michael Y. ; Cordes, David B. ; Slawin, Alexandra M. Z. ; Beljonne, David ; Olivier, Yoann ; Zysman-Colman, Eli ; Köhler, Anna:
Enhancing Thermally Activated Delayed Fluorescence by Fine-Tuning the Dendron Donor Strength.
In: The Journal of Physical Chemistry B. Bd. 126 (2022) Heft 2 . - S. 552-562.
DOI: https://doi.org/10.1021/acs.jpcb.1c05749

Biberger, Simon ; Schötz, Konstantin ; Ramming, Philipp ; Leupold, Nico ; Moos, Ralf ; Köhler, Anna ; Grüninger, Helen ; Panzer, Fabian:
How the ionic liquid BMIMBF₄ influences the formation and optoelectronic properties of MAPbI₃ thin films.
In: Journal of Materials Chemistry A. Bd. 10 (2022) Heft 35 . - S. 18038-18049.
DOI: https://doi.org/10.1039/D2TA04448J

Witt, Christina ; Leupold, Nico ; Ramming, Philipp ; Schötz, Konstantin ; Moos, Ralf ; Panzer, Fabian:
How the Microstructure of MAPbI₃ Powder Impacts Pressure-Induced Compaction and Optoelectronic Thick-Film Properties.
In: The Journal of Physical Chemistry C. Bd. 126 (2022) Heft 36 . - S. 15424-15435.
DOI: https://doi.org/10.1021/acs.jpcc.2c03329

Kroh, Daniel ; Eller, Fabian ; Schötz, Konstantin ; Wedler, Stefan ; Perdigón-Toro, Lorena ; Freychet, Guillaume ; Wei, Qingya ; Dörr, Maximilian ; Jones, David ; Zou, Yingping ; Herzig, Eva M. ; Neher, Dieter ; Köhler, Anna:
Identifying the Signatures of Intermolecular Interactions in Blends of PM6 with Y6 and N4 Using Absorption Spectroscopy.
In: Advanced Functional Materials. Bd. 32 (2022) Heft 44 . - 2205711.
DOI: https://doi.org/10.1002/adfm.202205711

Hochgesang, Adrian ; Biberger, Simon ; Grüne, Jeannine ; Mohanraj, John ; Kahle, Frank-Julian ; Dyakonov, Vladimir ; Köhler, Anna ; Thelakkat, Mukundan:
Intricacies and Mechanism of p-Doping Spiro-MeOTAD Using Cu(TFSI)₂.
In: Advanced Electronic Materials. Bd. 8 (2022) Heft 10 . - 2200113.
DOI: https://doi.org/10.1002/aelm.202200113

Nazarenus, Tobias ; Schlesier, Kira ; Biberger, Simon ; Exner, Jörg ; Kita, Jaroslaw ; Köhler, Anna ; Moos, Ralf:
Posttreatment of powder aerosol deposited oxide ceramic films by high power LED.
In: International Journal of Applied Ceramic Technology. Bd. 19 (2022) Heft 3 . - S. 1540-1553.
DOI: https://doi.org/10.1111/ijac.13977

Sun, Dianming ; Saxena, Rishabh ; Fan, Xiaochun ; Athanasopoulos, Stavros ; Duda, Eimantas ; Zhang, Ming ; Bagnich, Sergey ; Zhang, Xiaohong ; Zysman-Colman, Eli ; Köhler, Anna:
Regiochemistry of Donor Dendrons Controls the Performance of Thermally Activated Delayed Fluorescence Dendrimer Emitters for High Efficiency Solution-Processed Organic Light-Emitting Diodes.
In: Advanced Science. Bd. 9 (2022) Heft 20 . - 2201470.
DOI: https://doi.org/10.1002/advs.202201470

Kahle, Frank-Julian ; Rudnick, Alexander ; Wedler, Stefan ; Saxena, Rishabh ; Ammenhäuser, Robin ; Scherf, Ullrich ; Bagnich, Sergey ; Bässler, Heinz ; Köhler, Anna:
Static and Dynamic Disorder of Charge Transfer States Probed by Optical Spectroscopy.
In: Advanced Energy Materials. Bd. 12 (2022) Heft 15 . - 2103063.
DOI: https://doi.org/10.1002/aenm.202103063

Sun, Dianming ; Duda, Eimantas ; Fan, Xiaochun ; Saxena, Rishabh ; Zhang, Ming ; Bagnich, Sergey ; Zhang, Xiaohong ; Köhler, Anna ; Zysman-Colman, Eli:
Thermally Activated Delayed Fluorescent Dendrimers that Underpin High-Efficiency Host-Free Solution-Processed Organic Light-Emitting Diodes.
In: Advanced Materials. Bd. 34 (2022) Heft 23 . - 2110344.
DOI: https://doi.org/10.1002/adma.202110344

Wedler, Stefan:
Understanding the impact of molecular reorganization on morphology formation and charge transfer in organic solar cells.
Bayreuth , 2022 . - X, 249 S.
( Dissertation, 2021 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00005352

Schötz, Konstantin:
Understanding the Relationship between Structural Changes and the Optical Properties in Lead Halide Perovskite to Elucidate their Film Formation.
Bayreuth , 2022 . - xiv, 289 S.
( Dissertation, 2022 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00006615

Perdigón-Toro, Lorena ; Phuong, Le Quang ; Eller, Fabian ; Freychet, Guillaume ; Saglamkaya, Elifnaz ; Khan, Jafar I. ; Wei, Qingya ; Zeiske, Stefan ; Kroh, Daniel ; Wedler, Stefan ; Köhler, Anna ; Armin, Ardalan ; Laquai, Frédéric ; Herzig, Eva M. ; Zou, Yingping ; Shoaee, Safa ; Neher, Dieter:
Understanding the Role of Order in Y-Series Non-Fullerene Solar Cells to Realize High Open-Circuit Voltages.
In: Advanced Energy Materials. Bd. 12 (2022) Heft 12 . - 2103422.
DOI: https://doi.org/10.1002/aenm.202103422

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Rolin, Cedric ; Bässler, Heinz ; Köhler, Anna ; Heremans, Paul ; Genoe, Jan:
Random band-edge model description of thermoelectricity in high-mobility disordered semiconductors : Application to the amorphous oxide In-Ga-Zn-O.
In: Physical Review B. Bd. 105 (2022) Heft 24 . - 245201.
DOI: https://doi.org/10.1103/PhysRevB.105.245201

2021

Stankevych, Andrei ; Vakhnin, Alexander ; Andrienko, Denis ; Paterson, Leanne ; Genoe, Jan ; Fishchuk, Ivan ; Bässler, Heinz ; Köhler, Anna ; Kadashchuk, Andrey:
Density of States of OLED Host Materials from Thermally Stimulated Luminescence.
In: Physical Review Applied. Bd. 15 (2021) Heft 4 . - 044050.
DOI: https://doi.org/10.1103/PhysRevApplied.15.044050

Leupold, Nico ; Seibel, Anna Lena ; Moos, Ralf ; Panzer, Fabian:
Electrical Conductivity of Halide Perovskites Follows Expectations from Classical Defect Chemistry.
In: European Journal of Inorganic Chemistry. (2021) Heft 28 . - S. 2882-2889.
DOI: https://doi.org/10.1002/ejic.202100381

Kim, Seul-Gi ; Kim, Jeong-Hyeon ; Ramming, Philipp ; Zhong, Yu ; Schötz, Konstantin ; Kwon, Seok Joon ; Hüttner, Sven ; Panzer, Fabian ; Park, Nam-Gyu:
How antisolvent miscibility affects perovskite film wrinkling and photovoltaic properties.
In: Nature Communications. Bd. 12 (2021) . - 1554.
DOI: https://doi.org/10.1038/s41467-021-21803-2

Meier, Tobias ; Bässler, Heinz ; Köhler, Anna:
The Impact of Grain Boundaries on Charge Transport in Polycrystalline Organic Field-Effect Transistors.
In: Advanced Optical Materials. Bd. 9 (2021) Heft 14 . - 2100115.
DOI: https://doi.org/10.1002/adom.202100115

Zhong, Yu ; Seeberger, Dominik ; Herzig, Eva M. ; Köhler, Anna ; Panzer, Fabian ; Li, Cheng ; Hüttner, Sven:
The Impact of Solvent Vapor on the Film Morphology and Crystallization Kinetics of Lead Halide Perovskites during Annealing.
In: ACS Applied Materials & Interfaces. Bd. 13 (2021) Heft 38 . - S. 45365-45374.
DOI: https://doi.org/10.1021/acsami.1c09075

Zhong, Yu:
Ion and Defect Migration Control and its Effect in Organo Lead Halide Perovskites.
Bayreuth , 2021 . - IV, 159 S.
( Dissertation, 2020 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00005122

Rodella, Francesco ; Saxena, Rishabh ; Bagnich, Sergey ; Banevičius, Dovydas ; Kreiza, Gediminas ; Athanasopoulos, Stavros ; Juršėnas, Saulius ; Kazlauskas, Karolis ; Köhler, Anna ; Strohriegl, Peter:
Low efficiency roll-off blue TADF OLEDs employing a novel acridine–pyrimidine based high triplet energy host.
In: Journal of Materials Chemistry C. Bd. 9 (2021) Heft 48 . - S. 17471-17482.
DOI: https://doi.org/10.1039/D1TC03598C

Bässler, Heinz ; Kroh, Daniel ; Schauer, Franz ; Nádaždy, Vojtech ; Köhler, Anna:
Mapping the Density of States Distribution of Organic Semiconductors by Employing Energy Resolved–Electrochemical Impedance Spectroscopy.
In: Advanced Functional Materials. Bd. 31 (2021) Heft 9 . - 2007738.
DOI: https://doi.org/10.1002/adfm.202007738

Grüninger, Helen ; Bokdam, Menno ; Leupold, Nico ; Tinnemans, Paul ; Moos, Ralf ; de Wijs, Gilles A. ; Panzer, Fabian ; Kentgens, Arno P. M.:
Microscopic (Dis)order and Dynamics of Cations in Mixed FA/MA Lead Halide Perovskites.
In: The Journal of Physical Chemistry C. Bd. 125 (2021) Heft 3 . - S. 1742-1753.
DOI: https://doi.org/10.1021/acs.jpcc.0c10042

Leupold, Nico ; Panzer, Fabian:
Recent Advances and Perspectives on Powder-Based Halide Perovskite Film Processing.
In: Advanced Functional Materials. Bd. 31 (2021) Heft 14 . - 2007350.
DOI: https://doi.org/10.1002/adfm.202007350

Saxena, Rishabh ; Fishchuk, I. I. ; Nikitenko, V. R. ; Burdakov, Ya. V. ; Metel, Yu. V. ; Genoe, Jan ; Bässler, Heinz ; Köhler, Anna ; Kadashchuk, Andrey:
Role of the reorganization energy for charge transport in disordered organic semiconductors.
In: Physical Review B. Bd. 103 (2021) Heft 16 . - 165202.
DOI: https://doi.org/10.1103/PhysRevB.103.165202

Hall, David ; Rajamalli, Pachaiyappan ; Duda, Eimantas ; Suresh, Subeesh Madayanad ; Rodella, Francesco ; Bagnich, Sergey ; Carpenter-Warren, Cameron L. ; Cordes, David B. ; Slawin, Alexandra M. Z. ; Strohriegl, Peter ; Beljonne, David ; Köhler, Anna ; Olivier, Yoann ; Zysman-Colman, Eli:
Substitution Effects on a New Pyridylbenzimidazole Acceptor for Thermally Activated Delayed Fluorescence and Their Use in Organic Light-Emitting Diodes.
In: Advanced Optical Materials. Bd. 9 (2021) Heft 20 . - 2100846.
DOI: https://doi.org/10.1002/adom.202100846

Ramming, Philipp ; Leupold, Nico ; Schötz, Konstantin ; Köhler, Anna ; Moos, Ralf ; Grüninger, Helen ; Panzer, Fabian:
Suppressed ion migration in powder-based perovskite thick films using an ionic liquid.
In: Journal of Materials Chemistry C. Bd. 9 (2021) Heft 35 . - S. 11827-11837.
DOI: https://doi.org/10.1039/D1TC01554K

Raišys, Steponas ; Adomėnienė, Ona ; Adomėnas, Povilas ; Rudnick, Alexander ; Köhler, Anna ; Kazlauskas, Karolis:
Triplet Exciton Diffusion and Quenching in Matrix-Free Solid Photon Upconversion Films.
In: The Journal of Physical Chemistry C. Bd. 125 (2021) Heft 7 . - S. 3764-3775.
DOI: https://doi.org/10.1021/acs.jpcc.0c11048

Schötz, Konstantin ; Greve, Christopher ; Langen, Arjan ; Gorter, Harrie ; Dogan, Ilker ; Galagan, Yulia ; van Breemen, Albert J. J. M. ; Gelinck, Gerwin H. ; Herzig, Eva M. ; Panzer, Fabian:
Understanding Differences in the Crystallization Kinetics between One-Step Slot-Die Coating and Spin Coating of MAPbI₃ Using Multimodal In Situ Optical Spectroscopy.
In: Advanced Optical Materials. Bd. 9 (2021) Heft 21 . - 2101161.
DOI: https://doi.org/10.1002/adom.202101161

Schötz, Konstantin ; Panzer, Fabian:
Using In Situ Optical Spectroscopy to Elucidate Film Formation of Metal Halide Perovskites.
In: The Journal of Physical Chemistry A. Bd. 125 (2021) Heft 11 . - S. 2209-2225.
DOI: https://doi.org/10.1021/acs.jpca.0c10765

Duda, Eimantas:
What Controls Thermally Activated Delayed Fluorescence in Guest-Host Systems for Organic Light-Emitting Diodes?
Bayreuth , 2021 . - 131 S.
( Dissertation, 2021 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00005859

2020

Suresh, Subeesh Madayanad ; Duda, Eimantas ; Hall, David ; Yao, Zhen ; Bagnich, Sergey ; Slawin, Alexandra M. Z. ; Bässler, Heinz ; Beljonne, David ; Buck, Manfred ; Olivier, Yoann ; Köhler, Anna ; Zysman-Colman, Eli:
A Deep Blue B,N-Doped Heptacene Emitter That Shows Both Thermally Activated Delayed Fluorescence and Delayed Fluorescence by Triplet–Triplet Annihilation.
In: Journal of the American Chemical Society. Bd. 142 (2020) Heft 14 . - S. 6588-6599.
DOI: https://doi.org/10.1021/jacs.9b13704

Schötz, Konstantin ; Askar, Abdelrahman M. ; Peng, Wei ; Seeberger, Dominik ; Gujar, Tanaji P. ; Thelakkat, Mukundan ; Köhler, Anna ; Hüttner, Sven ; Bakr, Osman M. ; Shankar, Karthik ; Panzer, Fabian:
Double peak emission in lead halide perovskites by self-absorption.
In: Journal of Materials Chemistry C. Bd. 8 (2020) Heft 7 . - S. 2289-2300.
DOI: https://doi.org/10.1039/C9TC06251C

Feng, Jiale ; Yang, Lupeng ; Romanov, Alexander S. ; Ratanapreechachai, Jirawit ; Reponen, Antti‐Pekka M. ; Jones, Saul T. E. ; Linnolahti, Mikko ; Hele, Timothy J. H. ; Köhler, Anna ; Bässler, Heinz ; Bochmann, Manfred ; Credgington, Dan:
Environmental Control of Triplet Emission in Donor–Bridge–Acceptor Organometallics.
In: Advanced Functional Materials. Bd. 30 (2020) Heft 9 . - 1908715.
DOI: https://doi.org/10.1002/adfm.201908715

Rodella, Francesco ; Bagnich, Sergey ; Duda, Eimantas ; Meier, Tobias ; Kahle, Frank-Julian ; Athanasopoulos, Stavros ; Köhler, Anna ; Strohriegl, Peter:
High Triplet Energy Host Materials for Blue TADF OLEDs : A Tool Box Approach.
In: Frontiers in Chemistry. Bd. 8 (2020) . - 657.
DOI: https://doi.org/10.3389/fchem.2020.00657

Witt, Christina ; Schmid, Andreas ; Leupold, Nico ; Schultz, Maximilian ; Höcker, Julian ; Baumann, Andreas ; Moos, Ralf ; Panzer, Fabian:
Impact of Pressure and Temperature on the Compaction Dynamics and Layer Properties of Powder-Pressed Methylammonium Lead Halide Thick Films.
In: ACS Applied Electronic Materials. Bd. 2 (2020) Heft 8 . - S. 2619-2628.
DOI: https://doi.org/10.1021/acsaelm.0c00493

Hall, David ; Suresh, Subeesh Madayanad ; dos Santos, Paloma L. ; Duda, Eimantas ; Bagnich, Sergey ; Pershin, Anton ; Rajamalli, Pachaiyappan ; Cordes, David B. ; Slawin, Alexandra M. Z. ; Beljonne, David ; Köhler, Anna ; Samuel, Ifor D. W. ; Olivier, Yoann ; Zysman‐Colman, Eli:
Improving Processability and Efficiency of Resonant TADF Emitters : a Design Strategy.
In: Advanced Optical Materials. Bd. 8 (2020) Heft 2 . - 1901627.
DOI: https://doi.org/10.1002/adom.201901627

Schötz, Konstantin ; Askar, Abdelrahman M. ; Köhler, Anna ; Shankar, Karthik ; Panzer, Fabian:
Investigating the Tetragonal-to-Orthorhombic Phase Transition of Methylammonium Lead Iodide Single Crystals by Detailed Photoluminescence Analysis.
In: Advanced Optical Materials. Bd. 8 (2020) Heft 17 . - 2000455.
DOI: https://doi.org/10.1002/adom.202000455

Chauhan, Mihirsinh ; Zhong, Yu ; Schötz, Konstantin ; Tripathi, Brijesh ; Köhler, Anna ; Hüttner, Sven ; Panzer, Fabian:
Investigating two-step MAPbI₃ thin film formation during spin coating by simultaneous in situ absorption and photoluminescence spectroscopy.
In: Journal of Materials Chemistry A. Bd. 8 (2020) Heft 10 . - S. 5086-5094.
DOI: https://doi.org/10.1039/C9TA12409H

Saxena, Rishabh ; Meier, Tobias ; Athanasopoulos, Stavros ; Bässler, Heinz ; Köhler, Anna:
Kinetic Monte Carlo Study of Triplet-Triplet Annihilation in Conjugated Luminescent Materials.
In: Physical Review Applied. Bd. 14 (2020) Heft 3 . - 034050.
DOI: https://doi.org/10.1103/PhysRevApplied.14.034050

Zhang, Zhen ; Kumar, Shiv ; Bagnich, Sergey ; Spuling, Eduard ; Hundemer, Fabian ; Nieger, Martin ; Hassan, Zahid ; Köhler, Anna ; Zysman-Colman, Eli ; Bräse, Stefan:
OBO-Fused Benzo[fg]tetracene as Acceptor With Potential for Thermally Activated Delayed Fluorescence Emitters.
In: Frontiers in Chemistry. Bd. 8 (2020) . - 563411.
DOI: https://doi.org/10.3389/fchem.2020.563411

Liao, Xiaojian ; Kahle, Frank-Julian ; Liu, Bin ; Bässler, Heinz ; Zhang, Xinghong ; Köhler, Anna ; Greiner, Andreas:
Polarized blue photoluminescence of mesoscopically ordered electrospun non-conjugated polyacrylonitrile nanofibers.
In: Materials Horizons. Bd. 7 (2020) Heft 6 . - S. 1605-1612.
DOI: https://doi.org/10.1039/D0MH00002G

Wedler, Stefan ; Zhou, Cheng ; Bazan, Guillermo C. ; Panzer, Fabian ; Köhler, Anna:
Role of Torsional Flexibility in the Film Formation Process in Two π-Conjugated Model Oligomers.
In: The Journal of Physical Chemistry Letters. Bd. 11 (2020) . - S. 9379-9386.
DOI: https://doi.org/10.1021/acs.jpclett.0c02778

Wollmann, Julia ; Kahle, Frank-Julian ; Bauer, Irene ; Köhler, Anna ; Strohriegl, Peter:
Versatile Approach to Well-Defined Oligofluorenes and Polyfluorenes with Low Dispersity.
In: Macromolecules. Bd. 53 (2020) Heft 22 . - S. 10137-10146.
DOI: https://doi.org/10.1021/acs.macromol.0c01887

Wedler, Stefan ; Bourdick, Axel ; Athanasopoulos, Stavros ; Gekle, Stephan ; Panzer, Fabian ; McDowell, Caitlin ; Nguyen, Thuc-Quyen ; Bazan, Guillermo C. ; Köhler, Anna:
What is the role of planarity and torsional freedom for aggregation in a π-conjugated donor–acceptor model oligomer?
In: Journal of Materials Chemistry C. Bd. 8 (2020) Heft 14 . - S. 4944-4955.
DOI: https://doi.org/10.1039/D0TC00217H

Guo, Yuan-Yuan ; Yang, Lin-Jie ; Biberger, Simon ; McNulty, Jason A. ; Li, Teng ; Schötz, Konstantin ; Panzer, Fabian ; Lightfoot, Philip:
Structural Diversity in Layered Hybrid Perovskites, A₂PbBr₄ or AA′PbBr₄, Templated by Small Disc-Shaped Amines.
In: Inorganic Chemistry. Bd. 59 (2020) Heft 17 . - S. 12858-12866.
DOI: https://doi.org/10.1021/acs.inorgchem.0c01807

2019

Köhler, Anna ; Leupold, Nico ; Moos, Ralf ; Panzer, Fabian ; Schötz, Konstantin:
Verfahren zur Aufarbeitung von hybriden Perowskiten.
DE 102019001366 (2019)

Yurash, Brett ; Leifert, Dirk ; Reddy, G. N. Manjunatha ; Cao, David Xi ; Biberger, Simon ; Brus, Viktor V. ; Seifrid, Martin ; Santiago, Peter J. ; Köhler, Anna ; Chmelka, Bradley F. ; Bazan, Guillermo C. ; Nguyen, Thuc-Quyen:
Atomic-Level Insight into the Postsynthesis Band Gap Engineering of a Lewis Base Polymer Using Lewis Acid Tris(pentafluorophenyl)borane.
In: Chemistry of Materials. Bd. 31 (2019) Heft 17 . - S. 6715-6725.
DOI: https://doi.org/10.1021/acs.chemmater.9b01224

Vladimirov, Ilja ; Müller, Sebastian ; Baumann, Roelf-Peter ; Geßner, Thomas ; Molla, Zahra ; Grigorian, Souren ; Köhler, Anna ; Bässler, Heinz ; Pietsch, Ullrich ; Weitz, Ralf Thomas:
Dielectric–Semiconductor Interface Limits Charge Carrier Motion at Elevated Temperatures and Large Carrier Densities in a High‐Mobility Organic Semiconductor.
In: Advanced Functional Materials. Bd. 29 (2019) Heft 12 . - 1807867.
DOI: https://doi.org/10.1002/adfm.201807867

Leupold, Nico ; Schötz, Konstantin ; Cacovich, Stefania ; Bauer, Irene ; Schultz, Maximilian ; Daubinger, Monika ; Kaiser, Leah ; Rebai, Amelle ; Rousset, Jean ; Köhler, Anna ; Schulz, Philip ; Moos, Ralf ; Panzer, Fabian:
High Versatility and Stability of Mechanochemically Synthesized Halide Perovskite Powders for Optoelectronic Devices.
In: ACS Applied Materials & Interfaces. Bd. 11 (2019) Heft 33 . - S. 30259-30268.
DOI: https://doi.org/10.1021/acsami.9b09160

Kahle, Frank-Julian ; Hahn, Tobias ; Mukhopadhyay, Tushita ; Puttaraju, Boregowda ; Patil, Satish ; Köhler, Anna:
Organic Bidirectional Phototransistors Based on Diketopyrrolopyrrole and Fullerene.
In: Advanced Functional Materials. Bd. 29 (2019) Heft 21 . - 1805684.
DOI: https://doi.org/10.1002/adfm.201805684

2018

Kahle, Frank-Julian:
Dissociation, Recombination and the Character of Charge Transfer States in Organic Photovoltaics.
Bayreuth , 2018 . - XVIII, 263 S.
( Dissertation, 2018 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Unger, Thomas:
Ultraschnelle transiente Spektroskopie zur Untersuchung des Einflusses der Morphologie auf die Dynamik von Anregungen in organischen und hybriden Halbleitern.
Bayreuth , 2018 . - III, 213 S.
( Dissertation, 2017 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Reichenberger, Markus ; Kroh, Daniel ; Matrone, Giovanni M. M. ; Schötz, Konstantin ; Pröller, Stephan ; Filonik, Oliver ; Thordardottir, Margret E. ; Herzig, Eva M. ; Bässler, Heinz ; Stingelin, Natalie ; Köhler, Anna:
Controlling aggregate formation in conjugated polymers by spin-coating below the critical temperature of the disorder-order transition.
In: Journal of Polymer Science Part B: Polymer Physics. Bd. 56 (2018) Heft 6 . - S. 532-542.
DOI: https://doi.org/10.1002/polb.24562

Raithel, Dominic ; Simine, Lena ; Pickel, Sebastian ; Schötz, Konstantin ; Panzer, Fabian ; Baderschneider, Sebastian ; Schiefer, Daniel ; Lohwasser, Ruth H. ; Köhler, Jürgen ; Thelakkat, Mukundan ; Sommer, Michael ; Köhler, Anna ; Rossky, Peter J. ; Hildner, Richard:
Direct observation of backbone planarization via side-chain alignment in single bulky-substituted polythiophenes.
In: Proceedings of the National Academy of Sciences of the United States of America. Bd. 115 (2018) Heft 11 . - S. 2699-2704.
DOI: https://doi.org/10.1073/pnas.1719303115

Kahle, Frank-Julian ; Saller, Christina ; Olthof, Selina ; Li, Cheng ; Lebert, Jenny ; Weiß, Sebastian ; Herzig, Eva M. ; Hüttner, Sven ; Meerholz, Klaus ; Strohriegl, Peter ; Köhler, Anna:
Does Electron Delocalization Influence Charge Separation at Donor–Acceptor Interfaces in Organic Photovoltaic Cells?
In: The Journal of Physical Chemistry C. Bd. 122 (2018) Heft 38 . - S. 21792-21802.
DOI: https://doi.org/10.1021/acs.jpcc.8b06429

Milward, Jonathan D. ; Marcus, Max ; Köhler, Anna ; Barford, William:
Extracting structural information from MEH-PPV optical spectra.
In: The Journal of Chemical Physics. Bd. 149 (2018) . - 044903.
DOI: https://doi.org/10.1063/1.5041938

Saller, Christina ; Kahle, Frank-Julian ; Müller, Thomas ; Hahn, Tobias ; Tscheuschner, Steffen ; Priadko, Denys ; Strohriegl, Peter ; Bässler, Heinz ; Köhler, Anna:
Facile Method for the Investigation of Temperature-Dependent C₆₀ Diffusion in Conjugated Polymers.
In: ACS Applied Materials & Interfaces. Bd. 10 (2018) Heft 25 . - S. 21499-21509.
DOI: https://doi.org/10.1021/acsami.8b05520

Kahle, Frank-Julian ; Rudnick, Alexander ; Bässler, Heinz ; Köhler, Anna:
How to interpret absorption and fluorescence spectra of charge transfer states in an organic solar cell.
In: Materials Horizons. Bd. 5 (2018) Heft 5 . - S. 837-848.
DOI: https://doi.org/10.1039/C8MH00564H

Meier, Tobias ; Gujar, Tanaji P. ; Schönleber, Andreas ; Olthof, Selina ; Meerholz, Klaus ; van Smaalen, Sander ; Panzer, Fabian ; Thelakkat, Mukundan ; Köhler, Anna:
Impact of excess PbI₂ on the structure and the temperature dependent optical properties of methylammonium lead iodide perovskites.
In: Journal of Materials Chemistry C. Bd. 6 (2018) Heft 28 . - S. 7512-7519.
DOI: https://doi.org/10.1039/C8TC02237B

Leupold, Nico ; Schötz, Konstantin ; Daubinger, Monika ; Dürrmann, Andreas ; Bauer, Irene ; Köhler, Anna ; Moos, Ralf ; Panzer, Fabian:
Large batch mechanochemically synthesized powders of hybrid perovskites for optoelectronic applications.
2018
Veranstaltung: 4th International Conference on Perovskite Solar Cells and Optoelectronics , 30.09. - 02.10.2018 , Lausanne, Switzerland.
(Veranstaltungsbeitrag: Kongress/Konferenz/Symposium/Tagung , Poster )

Bourdick, Axel ; Reichenberger, Markus ; Stradomska, Anna ; Bazan, Guillermo C. ; Nguyen, Thuc-Quyen ; Köhler, Anna ; Gekle, Stephan:
lucidating Aggregation Pathways in the Donor–Acceptor Type Molecules p-DTS(FBTTh₂)₂ and p-SIDT(FBTTh₂)₂.
In: The Journal of Physical Chemistry B. Bd. 122 (2018) Heft 39 . - S. 9191-9201.
DOI: https://doi.org/10.1021/acs.jpcb.8b06283

Kadashchuk, Andrey ; Janneck, Robby ; Tong, Fei ; Fishchuk, Ivan I. ; Mityashin, Alexander ; Pavlica, Egon ; Köhler, Anna ; Heremans, Paul ; Rolin, Cedric ; Bratina, Gvido ; Genoe, Jan:
Negative field-dependent charge mobility in crystalline organic semiconductors with delocalized transport.
In: Chemical Papers. Bd. 72 (2018) Heft 7 . - S. 1685-1695.
DOI: https://doi.org/10.1007/s11696-018-0483-x

Gujar, Tanaji P. ; Unger, Thomas ; Schönleber, Andreas ; Fried, Martina ; Panzer, Fabian ; van Smaalen, Sander ; Köhler, Anna ; Thelakkat, Mukundan:
The role of PbI2 in CH3NH3PbI3 perovskite stability, solar cell parameters and device degradation.
In: Physical Chemistry Chemical Physics. Bd. 20 (2018) Heft 1 . - S. 605-614.
DOI: https://doi.org/10.1039/C7CP04749E

Buchhorn, Michael ; Wedler, Stefan ; Panzer, Fabian:
Setup to Study the in Situ Evolution of Both Photoluminescence and Absorption during the Processing of Organic or Hybrid Semiconductors.
In: The Journal of Physical Chemistry A. Bd. 122 (2018) Heft 46 . - S. 9115-9122.
DOI: https://doi.org/10.1021/acs.jpca.8b07495

Rudnick, Alexander:
Spektroskopische Untersuchungen der Exzimerbildung in organischen Halbleitermaterialien.
Bayreuth , 2018 . - VIII, 178 S.
( Dissertation, 2017 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Lochenie, Charles ; Schötz, Konstantin ; Panzer, Fabian ; Kurz, Hannah ; Maier, Bernadette ; Puchtler, Florian ; Agarwal, Seema ; Köhler, Anna ; Weber, Birgit:
Spin-Crossover Iron(II) Coordination Polymer with Fluorescent Properties : Correlation between Emission Properties and Spin State.
In: Journal of the American Chemical Society. Bd. 140 (2018) Heft 2 . - S. 700-709.
DOI: https://doi.org/10.1021/jacs.7b10571

Marcus, Max ; Milward, Jonathan D. ; Köhler, Anna ; Barford, William:
Structural Information for Conjugated Polymers from Optical Modeling.
In: The Journal of Physical Chemistry A. Bd. 122 (2018) Heft 14 . - S. 3621-3625.
DOI: https://doi.org/10.1021/acs.jpca.8b01585

Fishchuk, Ivan I. ; Bässler, Heinz ; Köhler, Anna ; Genoe, Jan ; Kadashchuk, Andrey:
Unraveling the Role of Multiphonon Excitations and Disorder Concerning the Meyer-Neldel Type Compensation Effect in Organic Semiconductors.
In: Physical Review Applied. Bd. 10 (2018) Heft 5 . - 054063.
DOI: https://doi.org/10.1103/PhysRevApplied.10.054063

2017

Reichenberger, Markus:
Der Einfluss von Aggregation auf optoelektronische und morphologische Eigenschaften von π-konjugierten Halbleitermaterialien.
Bayreuth , 2017 . - V, 225 S.
( Dissertation, 2017 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Hahn, Tobias:
Untersuchung der Ladungsträger-Dissoziation unter Berücksichtigung der Grenzflächen-Morphologie in organischen Solarzellen.
Bayreuth , 2017 . - IV, 233 S.
( Dissertation, 2017 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Hildner, Richard ; Köhler, Anna ; Müller-Buschbaum, Peter ; Panzer, Fabian ; Thelakkat, Mukundan:
π-Conjugated Donor Polymers : Structure Formation and Morphology in Solution, Bulk and Photovoltaic Blends.
In: Advanced Energy Materials. Bd. 7 (2017) Heft 16 . - 1700314.
DOI: https://doi.org/10.1002/aenm.201700314

Kahle, Frank-Julian ; Saller, Christina ; Köhler, Anna ; Strohriegl, Peter:
Crosslinked Semiconductor Polymers for Photovoltaic Applications.
In: Advanced Energy Materials. Bd. 7 (2017) Heft 16 . - 1700306.
DOI: https://doi.org/10.1002/aenm.201700306

Athanasopoulos, Stavros ; Tscheuschner, Steffen ; Bässler, Heinz ; Köhler, Anna:
Efficient Charge Separation of Cold Charge-Transfer States in Organic Solar Cells Through Incoherent Hopping.
In: The Journal of Physical Chemistry Letters. Bd. 8 (2017) Heft 9 . - S. 2093-2098.
DOI: https://doi.org/10.1021/acs.jpclett.7b00595

Wilma, Kevin ; Unger, Thomas ; Kostakoğlu, Sinem Tuncel ; Hollfelder, Manuel ; Hunger, Christoph ; Lang, Andreas ; Gurek, Ayse Gul ; Thelakkat, Mukundan ; Köhler, Jürgen ; Köhler, Anna ; Gekle, Stephan ; Hildner, Richard:
Excited State Dynamics and Conformations of a Cu(II)-Phthalocyanine-Perylenebisimide Dyad.
In: Physical Chemistry Chemical Physics. Bd. 19 (2017) Heft 33 . - S. 22169-22176.
DOI: https://doi.org/10.1039/C7CP04026A

Mukhopadhyay, Tushita ; Puttaraju, Boregowda ; Roy, Palas ; Dasgupta, Jyotishman ; Meyer, Andreas ; Rudnick, Alexander ; Tscheuschner, Steffen ; Kahle, Frank-Julian ; Köhler, Anna ; Patil, Satish:
Facile Synthesis and Chain-Length Dependence of the Optical and Structural Properties of Diketopyrrolopyrrole-Based Oligomers.
In: Chemistry : a European Journal. Bd. 23 (2017) Heft 55 . - S. 13718-13723.
DOI: https://doi.org/10.1002/chem.201702131

Unger, Thomas ; Wedler, Stefan ; Kahle, Frank-Julian ; Scherf, Ullrich ; Bässler, Heinz ; Köhler, Anna:
The Impact of Driving Force and Temperature on the Electron Transfer in Donor–Acceptor Blend Systems.
In: The Journal of Physical Chemistry C. Bd. 121 (2017) Heft 41 . - S. 22739-22752.
DOI: https://doi.org/10.1021/acs.jpcc.7b09213

Kahle, Frank-Julian ; Bauer, Irene ; Strohriegl, Peter ; Köhler, Anna:
Influence of Crosslinking on Charge Carrier Mobility in Crosslinkable Polyfluorene Derivatives.
In: Journal of Polymer Science Part B: Polymer Physics. Bd. 55 (2017) Heft 1 . - S. 112-120.
DOI: https://doi.org/10.1002/polb.24259

Rudnick, Alexander ; Kass, Kim-Julia ; Preis, Eduard ; Scherf, Ullrich ; Bässler, Heinz ; Köhler, Anna:
Interplay of localized pyrene chromophores and π−conjugation in novel poly(2,7- pyrene) ladder polymers.
In: The Journal of Chemical Physics. Bd. 146 (2017) . - 174903.
DOI: https://doi.org/10.1063/1.4982046

Hahn, Tobias ; Tscheuschner, Steffen ; Kahle, Frank-Julian ; Reichenberger, Markus ; Athanasopoulos, Stavros ; Saller, Christina ; Bazan, Guillermo C. ; Nguyen, Thuc-Quyen ; Strohriegl, Peter ; Bässler, Heinz ; Köhler, Anna:
Monomolecular and Bimolecular Recombination of Electron–Hole Pairs at the Interface of a Bilayer Organic Solar Cell.
In: Advanced Functional Materials. Bd. 27 (2017) Heft 1 . - 1604906.
DOI: https://doi.org/10.1002/adfm.201604906

Kadashchuk, Andrey ; Tong, Fei ; Janneck, Robby ; Fishchuk, Ivan I. ; Mityashin, Alexander ; Pavlica, Egon ; Köhler, Anna ; Heremans, Paul ; Rolin, Cedric ; Bratina, Gvido ; Genoe, Jan:
Role of transport band edge variation on delocalized charge transport in high-mobility crystalline organic semiconductors.
In: Physical Review B. Bd. 96 (2017) Heft 12 . - 125202.
DOI: https://doi.org/10.1103/PhysRevB.96.125202

Rudnick, Alexander ; Wetzel, Christoph ; Tscheuschner, Steffen ; Schmalz, Holger ; Vogt, Astrid ; Greiner, Andreas ; Bässler, Heinz ; Mena-Osteritz, Elena ; Bäuerle, Peter ; Köhler, Anna:
Spectroscopic Study of Thiophene–Pyrrole-Containing S,N-Heteroheptacenes Compared to Acenes and Phenacenes.
In: The Journal of Physical Chemistry B. Bd. 121 (2017) Heft 31 . - S. 7492-7501.
DOI: https://doi.org/10.1021/acs.jpcb.7b02935

Panzer, Fabian ; Bässler, Heinz ; Köhler, Anna:
Temperature Induced Order–Disorder Transition in Solutions of Conjugated Polymers Probed by Optical Spectroscopy.
In: The Journal of Physical Chemistry Letters. Bd. 8 (2017) . - S. 114-125.
DOI: https://doi.org/10.1021/acs.jpclett.6b01641

Wetzel, Christoph ; Vogt, Astrid ; Rudnick, Alexander ; Mena-Osteritz, Elena ; Köhler, Anna ; Bäuerle, Peter:
Thiophene–pyrrole containing S,N-heteroheptacenes : synthesis, and optical and electrochemical characterisation.
In: Organic Chemistry Frontiers. Bd. 4 (2017) Heft 8 . - S. 1629-1635.
DOI: https://doi.org/10.1039/c7qo00294g

2016

Panzer, Fabian:
Understanding the impact of order-disorder phenomena on the optical properties of photoactive semiconducting materials.
Bayreuth , 2016 . - IV, 241 S.
( Dissertation, 2016 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Panzer, Fabian ; Hanft, Dominik ; Gujar, Tanaji P. ; Kahle, Frank-Julian ; Thelakkat, Mukundan ; Köhler, Anna ; Moos, Ralf:
Compact Layers of Hybrid Halide Perovskites Fabricated via the Aerosol Deposition Process : Uncoupling Material Synthesis and Layer Formation.
In: Materials. Bd. 9 (2016) Heft 4 . - 277.
DOI: https://doi.org/10.3390/ma9040277

Strohriegl, Peter ; Saller, Christina ; Knauer, Philipp ; Köhler, Anna ; Hahn, Tobias ; Fischer, Florian ; Kahle, Frank-Julian:
Crosslinkable low bandgap polymers for organic solar cells.
In: Kafafi, Zakya H. ; Lane, Paul A. ; Samuel, Ifor D. W. (Hrsg.): Organic voltaics XVII. - Bellingham, Washington : SPIE, 2016 . - No. 99420O . - (Proceedings of SPIE ; 9942 )
DOI: https://doi.org/10.1117/12.2239400

Reichenberger, Markus ; Love, John A. ; Rudnick, Alexander ; Bagnich, Sergey ; Panzer, Fabian ; Stradomska, Anna ; Bazan, Guillermo C. ; Nguyen, Thuc-Quyen ; Köhler, Anna:
The effect of intermolecular interaction on excited states in p − DTS(FBTTH₂)₂.
In: The Journal of Chemical Physics. Bd. 144 (2016) Heft 7 . - 074904.
DOI: https://doi.org/10.1063/1.4941700

Singh, Shivam ; Li, Cheng ; Panzer, Fabian ; Narasimhan, K. L. ; Gräser, Anna ; Gujar, Tanaji P. ; Köhler, Anna ; Thelakkat, Mukundan ; Hüttner, Sven ; Kabra, Dinesh:
Effect of Thermal and Structural Disorder on the Electronic Structure of Hybrid Perovskite Semiconductor CH₃NH₃PbI₃.
In: The Journal of Physical Chemistry Letters. Bd. 7 (2016) . - S. 3014-3021.
DOI: https://doi.org/10.1021/acs.jpclett.6b01207

Li, Cheng ; Zhong, Yu ; Melo Luna, Carlos Andres ; Unger, Thomas ; Deichsel, Konstantin ; Gräser, Anna ; Köhler, Jürgen ; Köhler, Anna ; Hildner, Richard ; Hüttner, Sven:
Emission Enhancement and Intermittency in Polycrystalline Organolead Halide Perovskite Films.
In: Molecules. Bd. 21 (2016) Heft 8 . - 1081.
DOI: https://doi.org/10.3390/molecules21081081

Rudnick, Alexander ; Bagnich, Sergey ; Wagner, Daniel ; Athanasopoulos, Stavros ; Strohriegl, Peter ; Köhler, Anna:
The influence of torsion on excimer formation in bipolar host materials for blue phosphorescent OLEDs.
In: The Journal of Chemical Physics. Bd. 144 (2016) Heft 21 . - 214906.
DOI: https://doi.org/10.1063/1.4953102

Knauer, Philipp ; Hahn, Tobias ; Köhler, Anna ; Strohriegl, Peter:
Initiator-free crosslinking of oxetane functionalized low bandgap polymers : an approach towards stabilized bulk heterojunction solar cells.
In: Journal of Materials Chemistry C. Bd. 4 (2016) Heft 43 . - S. 10347-10357.
DOI: https://doi.org/10.1039/c6tc03214a

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Bhoolokam, A. ; de Jamblinne de Meux, A. ; Pourtois, G. ; Gavrilyuk, M. M. ; Köhler, Anna ; Bässler, Heinz ; Heremans, Paul ; Genoe, Jan:
Interplay between hopping and band transport in high-mobility disordered semiconductors at large carrier concentrations : the case of the amorphous oxide InGaZnO.
In: Physical Review B. Bd. 93 (2016) Heft 19 . - 195204.
DOI: https://doi.org/10.1103/PhysRevB.93.195204

Li, Cheng ; Tscheuschner, Steffen ; Paulus, Fabian ; Hopkinson, Paul E. ; Kießling, Johannes ; Köhler, Anna ; Vaynzof, Yana ; Hüttner, Sven:
Iodine Migration and its Effect on Hysteresis in Perovskite Solar Cells.
In: Advanced Materials. Bd. 28 (2016) Heft 12 . - S. 2446-2454.
DOI: https://doi.org/10.1002/adma.201503832

Hahn, Tobias ; Tscheuschner, Steffen ; Saller, Christina ; Strohriegl, Peter ; Boregowda, Puttarraju ; Mukhopadhyay, Tushita ; Patil, Satish ; Neher, Dieter ; Bässler, Heinz ; Köhler, Anna:
Role of Intrinsic Photogeneration in Single Layer and Bilayer Solar Cells with C60 and PCBM.
In: The Journal of Physical Chemistry C. Bd. 120 (2016) Heft 43 . - S. 25083-25091.
DOI: https://doi.org/10.1021/acs.jpcc.6b08471

Rahman, Md. Mostafizur ; Younus, Muhammad ; Naher, Masnun ; Masud, Mostafa Kamal ; Nomoto, Akihiro ; Ogawa, Akiya ; Rudnick, Alexander ; Köhler, Anna:
Synthesis, spectroscopic characterization, thermal and luminescent properties of new organosulfur-functionalized platinum(II) bis (alkenylarylalkynyl) complexes.
In: Journal of Organometallic Chemistry. Bd. 818 (2016) . - S. 185-194.
DOI: https://doi.org/10.1016/j.jorganchem.2016.06.006

Reichenberger, Markus ; Baderschneider, Sebastian ; Kroh, Daniel ; Grauf, Steffen ; Köhler, Jürgen ; Hildner, Richard ; Köhler, Anna:
Watching Paint Dry : The Impact of Diiodooctane on the Kinetics of Aggregate Formation in Thin Films of Poly(3-hexylthiophene).
In: Macromolecules. Bd. 49 (2016) Heft 17 . - S. 6420-6430.
DOI: https://doi.org/10.1021/acs.macromol.6b01257

2015

Tscheuschner, Steffen ; Bässler, Heinz ; Huber, Katja ; Köhler, Anna:
A Combined Theoretical and Experimental Study of Dissociation of Charge Transfer States at the Donor–Acceptor Interface of Organic Solar Cells.
In: The Journal of Physical Chemistry B. Bd. 119 (2015) Heft 32 . - S. 10359-10371.
DOI: https://doi.org/10.1021/acs.jpcb.5b05138

Hahn, Tobias ; Geiger, Johannes ; Blase, Xavier ; Duchemin, Ivan ; Niedzialek, Dorota ; Tscheuschner, Steffen ; Beljonne, David ; Bässler, Heinz ; Köhler, Anna:
Does Excess Energy Assist Photogeneration in an Organic Low-Bandgap Solar Cell?
In: Advanced Functional Materials. Bd. 25 (2015) Heft 8 . - S. 1287-1295.
DOI: https://doi.org/10.1002/adfm.201403784

Bagnich, Sergey ; Athanasopoulos, Stavros ; Rudnick, Alexander ; Schrögel, Pamela ; Bauer, Irene ; Greenham, Neil C. ; Strohriegl, Peter ; Köhler, Anna:
Excimer Formation by Steric Twisting in Carbazole and Triphenylamine-Based Host Materials.
In: The Journal of Physical Chemistry C. Bd. 119 (2015) Heft 5 . - S. 2380-2387.
DOI: https://doi.org/10.1021/jp512772j

Bässler, Heinz ; Köhler, Anna:
"Hot or cold" : how do charge transfer states at the donor–acceptor interface of an organic solar cell dissociate?
In: Physical Chemistry Chemical Physics. Bd. 17 (2015) Heft 43 . - S. 28451-28462.
DOI: https://doi.org/10.1039/C5CP04110D

Scharsich, Christina:
The influence of conformational order on the excited state of organic semiconductors.
Bayreuth , 2015 . - VI, 163 S.
( Dissertation, 2015 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)

Hahn, Tobias ; Saller, Christina ; Weigl, M. ; Bauer, Irene ; Unger, Thomas ; Köhler, Anna ; Strohriegl, Peter:
Organic solar cells with crosslinked polymeric exciton blocking layer.
In: Physica Status Solidi A. Bd. 212 (2015) Heft 10 . - S. 2162-2168.
DOI: https://doi.org/10.1002/pssa.201532040

Consani, Cristina ; Koch, Federico ; Panzer, Fabian ; Unger, Thomas ; Köhler, Anna ; Brixner, Tobias:
Relaxation dynamics and exciton energy transfer in the low-temperature phase of MEH-PPV.
In: The Journal of Chemical Physics. Bd. 142 (2015) Heft 21 . - 212429.
DOI: https://doi.org/10.1063/1.4918645

Scharsich, Christina ; Fischer, Florian S. U. ; Wilma, Kevin ; Hildner, Richard ; Ludwigs, Sabine ; Köhler, Anna:
Revealing structure formation in PCPDTBT by optical spectroscopy.
In: Journal of Polymer Science Part B: Polymer Physics. Bd. 53 (2015) Heft 20 . - S. 1416-1430.
DOI: https://doi.org/10.1002/polb.23780

Panzer, Fabian ; Sommer, Michael ; Bässler, Heinz ; Thelakkat, Mukundan ; Köhler, Anna:
Spectroscopic Signature of Two Distinct H-Aggregate Species in Poly(3-hexylthiophene).
In: Macromolecules. Bd. 48 (2015) Heft 5 . - S. 1543-1553.
DOI: https://doi.org/10.1021/acs.macromol.5b00129

Bagnich, Sergey ; Rudnick, Alexander ; Schrögel, Pamela ; Strohriegl, Peter ; Köhler, Anna:
Triplet energies and excimer formation in meta- and para-linked carbazolebiphenyl matrix materials.
In: Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences. Bd. 373 (2015) Heft 2044 . - 20140446.
DOI: https://doi.org/10.1098/rsta.2014.0446

Unger, Thomas ; Panzer, Fabian ; Consani, Cristina ; Koch, Federico ; Brixner, Tobias ; Bässler, Heinz ; Köhler, Anna:
Ultrafast Energy Transfer between Disordered and Highly Planarized Chains of Poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene] (MEH-PPV).
In: ACS Macro Letters. Bd. 4 (2015) Heft 4 . - S. 412-416.
DOI: https://doi.org/10.1021/acsmacrolett.5b00133

2014

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Hoffmann, Sebastian T. ; Athanasopoulos, Stavros ; Genoe, Jan ; Bässler, Heinz ; Köhler, Anna:
Analytic model of hopping transport in organic semiconductors including both energetic disorder and polaronic contributions.
In: Palassini, Matteo (Ed.):15th International Conference on Transport in Interacting Disordered Systems (TIDS15). - Melville, NY : AIP Publishing, 2014 . - S. 47-52 . - (AIP Conference Proceedings ; 1610 )
DOI: https://doi.org/10.1063/1.4893509

Schwarz, Christian ; Milan, Felix ; Hahn, Tobias ; Reichenberger, Markus ; Kümmel, Stephan ; Köhler, Anna:
Ground State Bleaching at Donor–Acceptor Interfaces.
In: Advanced Functional Materials. Bd. 24 (2014) Heft 41 . - S. 6439-6448.
DOI: https://doi.org/10.1002/adfm.201400297

Panzer, Fabian ; Bässler, Heinz ; Lohwasser, Ruth ; Thelakkat, Mukundan ; Köhler, Anna:
The Impact of Polydispersity and Molecular Weight on the Order–Disorder Transition in Poly(3-hexylthiophene).
In: The Journal of Physical Chemistry Letters. Bd. 5 (2014) Heft 15 . - S. 2742-2747.
DOI: https://doi.org/10.1021/jz5009938

Neumann, Katharina ; Schwarz, Christian ; Köhler, Anna ; Thelakkat, Mukundan:
Influence of the Excited-State Charge-Transfer Character on the Exciton Dissociation in Donor–Acceptor Copolymers.
In: The Journal of Physical Chemistry C. Bd. 118 (2014) Heft 1 . - S. 27-36.
DOI: https://doi.org/10.1021/jp407014q

Fischer, Florian ; Hahn, Tobias ; Bässler, Heinz ; Bauer, Irene ; Strohriegl, Peter ; Köhler, Anna:
Measuring Reduced C60 Diffusion in Crosslinked Polymer Films by Optical Spectroscopy.
In: Advanced Functional Materials. Bd. 24 (2014) Heft 39 . - S. 6172-6177.
DOI: https://doi.org/10.1002/adfm.201401153

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Mityashin, Alexander ; Gavrilyuk, M. M. ; Köhler, Anna ; Bässler, Heinz ; Genoe, Jan ; Sitter, H. ; Sariciftci, N. S.:
Origin of Meyer-Neldel type compensation behavior in organic semiconductors at large carrier concentrations : Disorder versus thermodynamic description.
In: Physical Review B. Bd. 90 (2014) Heft 24 . - 245201.
DOI: https://doi.org/10.1103/PhysRevB.90.245201

Ling, Jun ; Zheng, Zhicheng ; Köhler, Anna ; Müller, Axel H. E.:
Rod-Like Nano-Light Harvester.
In: Macromolecular Rapid Communications. Bd. 35 (2014) Heft 1 . - S. 52-55.
DOI: https://doi.org/10.1002/marc.201300785

2013

Haedler, Andreas T. ; Misslitz, Holger ; Bühlmeyer, Christian ; Albuquerque, Rodrigo Q. ; Köhler, Anna ; Schmidt, Hans-Werner:
Controlling the π-Stacking Behavior of Pyrene Derivatives : Influence of H-Bonding and Steric Effects in Different States of Aggregation.
In: ChemPhysChem. Bd. 14 (2013) Heft 9 . - S. 1818-1829.
DOI: https://doi.org/10.1002/cphc.201300242

Hoffmann, Sebastian T. ; Jaiser, Frank ; Hayer, Anna ; Bässler, Heinz ; Unger, Thomas ; Athanasopoulos, Stavros ; Neher, Dieter ; Köhler, Anna:
How Do Disorder, Reorganization, and Localization Influence the Hole Mobility in Conjugated Copolymers?
In: Journal of the American Chemical Society. Bd. 135 (2013) Heft 5 . - S. 1772-1782.
DOI: https://doi.org/10.1021/ja308820j

Strohriegl, Peter ; Wagner, Daniel ; Schrögel, Pamela ; Hoffmann, Sebastian T. ; Köhler, Anna ; Heinemeyer, Ute ; Münster, Ingo:
Novel host materials for blue phosphorescent OLEDs.
In: So, Franky (Hrsg.): Organic light emitting materials and devices XVII. - Bellingham, Washington : SPIE, 2013 . - No. 882906 . - (Proceedings of SPIE ; 8829 )
DOI: https://doi.org/10.1117/12.2023305

Yamagata, Hajime ; Hestand, Nicholas J. ; Spano, Frank C. ; Köhler, Anna ; Scharsich, Christina ; Hoffmann, Sebastian T. ; Bässler, Heinz:
The red-phase of poly[2-methoxy-5-(2-ethylhexyloxy)-1,4-phenylenevinylene] (MEH-PPV) : A disordered HJ-aggregate.
In: The Journal of Chemical Physics. Bd. 139 (2013) Heft 11 . - 114903.
DOI: https://doi.org/10.1063/1.4819906

Schwarz, Christian ; Tscheuschner, Steffen ; Frisch, Johannes ; Winkler, Stefanie ; Koch, Norbert ; Bässler, Heinz ; Köhler, Anna:
Role of the effective mass and interfacial dipoles on exciton dissociation in organic donor-acceptor solar cells.
In: Physical Review B. Bd. 87 (2013) Heft 15 . - 155205.
DOI: https://doi.org/10.1103/PhysRevB.87.155205

Athanasopoulos, Stavros ; Hoffmann, Sebastian T. ; Bässler, Heinz ; Köhler, Anna ; Beljonne, David:
To Hop or Not to Hop? Understanding the Temperature Dependence of Spectral Diffusion in Organic Semiconductors.
In: The Journal of Physical Chemistry Letters. Bd. 4 (2013) Heft 10 . - S. 1694-1700.
DOI: https://doi.org/10.1021/jz400480a

Wagner, Daniel ; Hoffmann, Sebastian T. ; Heinemeyer, Ute ; Münster, Ingo ; Köhler, Anna ; Strohriegl, Peter:
Triazine Based Bipolar Host Materials for Blue Phosphorescent OLEDs.
In: Chemistry of Materials. Bd. 25 (2013) Heft 18 . - S. 3758-3765.
DOI: https://doi.org/10.1021/cm4023216

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Hoffmann, Sebastian T. ; Athanasopoulos, Stavros ; Genoe, Jan ; Bässler, Heinz ; Köhler, Anna:
Unified description for hopping transport in organic semiconductors including both energetic disorder and polaronic contributions.
In: Physical Review B. Bd. 88 (2013) Heft 12 . - 125202.
DOI: https://doi.org/10.1103/PhysRevB.88.125202

2012

Scharsich, Christina ; Lohwasser, Ruth H. ; Sommer, Michael ; Asawapirom, Udom ; Scherf, Ullrich ; Thelakkat, Mukundan ; Neher, Dieter ; Köhler, Anna:
Control of aggregate formation in poly(3-hexylthiophene) by solvent, molecular weight, and synthetic method.
In: Journal of Polymer Science Part B: Polymer Physics. Bd. 50 (2012) Heft 6 . - S. 442-453.
DOI: https://doi.org/10.1002/polb.23022

Schwarz, Christian ; Bässler, Heinz ; Bauer, Irene ; Koenen, Jan-Moritz ; Preis, Eduard ; Scherf, Ullrich ; Köhler, Anna:
Does Conjugation Help Exciton Dissociation? A Study on Poly(p-phenylene)s in Planar Heterojunctions with C60 or TNF.
In: Advanced Materials. Bd. 24 (2012) Heft 7 . - S. 922-925.
DOI: https://doi.org/10.1002/adma.201104063

Bernet, Andreas ; Albuquerque, Rodrigo Q. ; Behr, Marina ; Hoffmann, Sebastian T. ; Schmidt, Hans-Werner:
Formation of a supramolecular chromophore : a spectroscopic and theoretical study.
In: Soft Matter. Bd. 8 (2012) Heft 1 . - S. 66-69.
DOI: https://doi.org/10.1039/c1sm06789c

Hoffmann, Sebastian T. ; Athanasopoulos, Stavros ; Beljonne, David ; Bässler, Heinz ; Köhler, Anna:
How do Triplets and Charges Move in Disordered Organic Semiconductors? A Monte Carlo Study Comprising the Equilibrium and Nonequilibrium Regime.
In: The Journal of Physical Chemistry C. Bd. 116 (2012) Heft 31 . - S. 16371-16383.
DOI: https://doi.org/10.1021/jp305062p

Hayer, Anna ; van Regemorter, Tanguy ; Höfer, Bianca ; Mak, Chris S. K. ; Beljonne, David ; Köhler, Anna:
On the formation mechanism for electrically generated exciplexes in a carbazole–pyridine copolymer.
In: Journal of Polymer Science Part B: Polymer Physics. Bd. 50 (2012) Heft 5 . - S. 361-369.
DOI: https://doi.org/10.1002/polb.23011

Köhler, Anna ; Hoffmann, Sebastian T. ; Bässler, Heinz:
An Order–Disorder Transition in the Conjugated Polymer MEH-PPV.
In: Journal of the American Chemical Society. Bd. 134 (2012) Heft 28 . - S. 11594-11601.
DOI: https://doi.org/10.1021/ja302408a

Köhler, Anna:
Organic semiconductors : no more breaks for electrons.
In: Nature Materials. Bd. 11 (2012) Heft 10 . - S. 836-837.
DOI: https://doi.org/10.1038/nmat3427

Köhler, Anna ; Khan, Amena L. T. ; Wilson, Joanne S. ; Dosche, Carsten ; Al-Suti, Mohammed K. ; Shah, Hakikulla H. ; Khan, Muhammad S.:
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.
In: The Journal of Chemical Physics. Bd. 136 (2012) Heft 9 . - 094905.
DOI: https://doi.org/10.1063/1.3691105

2011

Albuquerque, Rodrigo Q. ; Hofmann, Christiane C. ; Köhler, Jürgen ; Köhler, Anna:
Diffusion-Limited Energy Transfer in Blends of Oligofluorenes with an Anthracene Derivative.
In: The Journal of Physical Chemistry B. Bd. 115 (2011) Heft 25 . - S. 8063-8070.
DOI: https://doi.org/10.1021/jp202333w

Herrmann, Daniel ; Niesar, Sabrina ; Scharsich, Christina ; Köhler, Anna ; Stutzmann, Martin ; Riedle, Eberhard:
Role of Structural Order and Excess Energy on Ultrafast Free Charge Generation in Hybrid Polythiophene/Si Photovoltaics Probed in Real Time by Near-Infrared Broadband Transient Absorption.
In: Journal of the American Chemical Society. Bd. 133 (2011) Heft 45 . - S. 18220-18233.
DOI: https://doi.org/10.1021/ja207887q

Schrögel, Pamela ; Tomkevičienė, Aušra ; Strohriegl, Peter ; Hoffmann, Sebastian T. ; Köhler, Anna ; Lennartz, Christian:
A series of CBP-derivatives as host materials for blue phosphorescent organic light-emitting diodes.
In: Journal of Materials Chemistry. Bd. 21 (2011) Heft 7 . - S. 2266-2273.
DOI: https://doi.org/10.1039/C0JM03321A

Khan, Muhammad S. ; Al-Suti, Mohammed K. ; Shah, Hakikulla H. ; Al-Humaimi, Said ; Al-Battashi, Fathiya R. ; Bjernemose, Jens K. ; Male, Louise ; Raithby, Paul R. ; Zhang, Ning ; Köhler, Anna ; Warren, John E.:
Synthesis and characterization of platinum(II) di-ynes and poly-ynes incorporating ethylenedioxythiophene (EDOT) spacers in the backbone.
In: Dalton Transactions. Bd. 40 (2011) . - S. 10174-10183.
DOI: https://doi.org/10.1039/C1DT11010A

Hoffmann, Sebastian T. ; Schrögel, Pamela ; Rothmann, Michael ; Albuquerque, Rodrigo Q. ; Strohriegl, Peter ; Köhler, Anna:
Triplet Excimer Emission in a Series of 4,4′-Bis(N-carbazolyl)-2,2′-biphenyl Derivatives.
In: The Journal of Physical Chemistry B. Bd. 115 (2011) Heft 3 . - S. 414-421.
DOI: https://doi.org/10.1021/jp107408e

Hoffmann, Sebastian T. ; Koenen, Jan-Moritz ; Scherf, Ullrich ; Bauer, Irene ; Strohriegl, Peter ; Bässler, Heinz ; Köhler, Anna:
Triplet–Triplet Annihilation in a Series of Poly(p-phenylene) Derivatives.
In: The Journal of Physical Chemistry B. Bd. 115 (2011) Heft 26 . - S. 8417-8423.
DOI: https://doi.org/10.1021/jp202763e

Köhler, Anna ; Bässler, Heinz:
What controls triplet exciton transfer in organic semiconductors?
In: Journal of Materials Chemistry. Bd. 21 (2011) Heft 12 . - S. 4003-4011.
DOI: https://doi.org/10.1039/C0JM02886J

2010

Thesen, Manuel W. ; Höfer, Bianca ; Debeaux, Marc ; Janietz, Silvia ; Wedel, Armin ; Köhler, Anna ; Johannes, Hans-Hermann ; Krüger, Hartmut:
Hole-transporting host-polymer series consisting of triphenylamine basic structures for phosphorescent polymer light-emitting diodes.
In: Journal of Polymer Science Part A: Polymer Chemistry. Bd. 48 (2010) Heft 15 . - S. 3417-3430.
DOI: https://doi.org/10.1002/pola.24127

Hoffmann, Sebastian T. ; Bässler, Heinz ; Koenen, Jan-Moritz ; Forster, Michael ; Scherf, Ullrich ; Scheler, Esther ; Strohriegl, Peter ; Köhler, Anna:
Spectral diffusion in poly(para-phenylene)-type polymers with different energetic disorder.
In: Physical Review B. Bd. 81 (2010) Heft 11 . - 115103.
DOI: https://doi.org/10.1103/PhysRevB.81.115103

Hoffmann, Sebastian T. ; Scheler, Esther ; Koenen, Jan-Moritz ; Forster, Michael ; Scherf, Ullrich ; Strohriegl, Peter ; Bässler, Heinz ; Köhler, Anna:
Triplet energy transfer in conjugated polymers. III. An experimental assessment regarding the influence of disorder on polaronic transport.
In: Physical Review B. Bd. 81 (2010) Heft 16 . - 165208.
DOI: https://doi.org/10.1103/PhysRevB.81.165208

Hoffmann, Sebastian T. ; Bässler, Heinz ; Köhler, Anna:
What Determines Inhomogeneous Broadening of Electronic Transitions in Conjugated Polymers?
In: The Journal of Physical Chemistry B. Bd. 114 (2010) Heft 51 . - S. 17037-17048.
DOI: https://doi.org/10.1021/jp107357y

2009

Devi, Lekshmi Sudha ; Al-Suti, Mohammed K. ; Zhang, Ning ; Teat, Simon J. ; Male, Louise ; Sparkes, Hazel A. ; Raithby, Paul R. ; Khan, Muhammad S. ; Köhler, Anna:
Synthesis and Comparison of the Optical Properties of Platinum(II) Poly-ynes with Fused and Non-Fused Oligothiophenes.
In: Macromolecules. Bd. 42 (2009) Heft 4 . - S. 1131-1141.
DOI: https://doi.org/10.1021/ma802399a

Köhler, Anna ; Bässler, Heinz:
Triplet states in organic semiconductors.
In: Materials Science and Engineering: R: Reports. Bd. 66 (2009) Heft 4/6 . - S. 71-109.
DOI: https://doi.org/10.1016/j.mser.2009.09.001

2008

Aharon, Eyal ; Breuer, Steffen ; Jaiser, Frank ; Köhler, Anna ; Frey, Gitti L.:
Effect of the Solvent on the Conformation of Isolated MEH-PPV Chains Intercalated Into SnS2.
In: ChemPhysChem. Bd. 9 (2008) Heft 10 . - S. 1430-1436.
DOI: https://doi.org/10.1002/cphc.200800109

Schütz, Christoph ; Höfer, Bianca ; Jaiser, Frank ; Krüger, Hartmut ; Thesen, Manuel W. ; Janietz, Silvia ; Köhler, Anna:
Exciton dynamics in blends of phosphorescent emitters.
In: Physica Status Solidi B. Bd. 245 (2008) Heft 5 . - S. 810-813.
DOI: https://doi.org/10.1002/pssb.200743441

Devi, Lekshmi Sudha ; Al-Suti, Mohammed K. ; Dosche, Carsten ; Khan, Muhammad S. ; Friend, Richard H. ; Köhler, Anna:
Triplet energy transfer in conjugated polymers. I. Experimental investigation of a weakly disordered compound.
In: Physical Review B. Bd. 78 (2008) Heft 4 . - 045210.
DOI: https://doi.org/10.1103/PhysRevB.78.045210

Fishchuk, Ivan I. ; Kadashchuk, Andrey ; Devi, Lekshmi Sudha ; Heremans, Paul ; Bässler, Heinz ; Köhler, Anna:
Triplet energy transfer in conjugated polymers. II. A polaron theory description addressing the influence of disorder.
In: Physical Review B. Bd. 78 (2008) Heft 4 . - 045211.
DOI: https://doi.org/10.1103/PhysRevB.78.045211

2007

Parkinson, P. ; Aharon, Eyal ; Chang, M. H. ; Dosche, Carsten ; Frey, Gitti L. ; Köhler, Anna ; Herz, Laura M.:
Dimensionality-dependent energy transfer in polymer-intercalated SnS2 nanocomposites.
In: Physical Review B. Bd. 75 (2007) Heft 16 . - 165206.
DOI: https://doi.org/10.1103/PhysRevB.75.165206

2006

Zhang, Ning ; Hayer, Anna ; Al-Suti, Mohammed K. ; Al-Belushi, Rayya A. ; Khan, Muhammad S. ; Köhler, Anna:
The effect of delocalization on the exchange energy in meta- and para-linked Pt-containing carbazole polymers and monomers.
In: The Journal of Chemical Physics. Bd. 124 (2006) Heft 24 . - 244701.
DOI: https://doi.org/10.1063/1.2200351

Hayer, Anna ; de Halleux, Véronique ; Köhler, Anna ; El-Garoughy, Abdel ; Meijer, Egbert W. ; Barberá, Joaquin ; Tant, Julien ; Levin, Jeremy ; Lehmann, Matthias ; Gierschner, Johannes ; Cornil, Jérôme ; Geerts, Yves:
Highly Fluorescent Crystalline and Liquid Crystalline Columnar Phases of Pyrene-Based Structures.
In: The Journal of Physical Chemistry B. Bd. 110 (2006) Heft 15 . - S. 7653-7659.
DOI: https://doi.org/10.1021/jp0573689

Evans, Nicholas R. ; Devi, Lekshmi Sudha ; Mak, Chris S. K. ; Watkins, Scott E. ; Pascu, Sofia I. ; Köhler, Anna ; Friend, Richard H. ; Williams, Charlotte K. ; Holmes, Andrew B.:
Triplet Energy Back Transfer in Conjugated Polymers with Pendant Phosphorescent Iridium Complexes.
In: Journal of the American Chemical Society. Bd. 128 (2006) Heft 20 . - S. 6647-6656.
DOI: https://doi.org/10.1021/ja0584267

2005

Mak, Chris S. K. ; Hayer, Anna ; Pascu, Sofia I. ; Watkins, Scott E. ; Holmes, Andrew B. ; Köhler, Anna ; Friend, Richard H.:
Blue-to-green electrophosphorescence of iridium-based cyclometallated materials.
In: Chemical Communications. (2005) Heft 37 . - S. 4708-4710.
DOI: https://doi.org/10.1039/B508695G

Mermer, Ö. ; Veeraraghavan, G. ; Francis, T. L. ; Sheng, Y. ; Nguyen, D. T. ; Wohlgenannt, M. ; Köhler, Anna ; Al-Suti, Mohammed K. ; Khan, Muhammad S.:
Large magnetoresistance in nonmagnetic π-conjugated semiconductor thin film devices.
In: Physical Review B. Bd. 72 (2005) Heft 20 . - 205202.
DOI: https://doi.org/10.1103/PhysRevB.72.205202

Hayer, Anna ; Khan, Amena L. T. ; Friend, Richard H. ; Köhler, Anna:
Morphology dependence of the triplet excited state formation and absorption in polyfluorene.
In: Physical Review B. Bd. 71 (2005) Heft 24 . - 241302(R).
DOI: https://doi.org/10.1103/PhysRevB.71.241302

2004

Khan, Amena L. T. ; Sreearunothai, Paiboon ; Herz, Laura M. ; Banach, Michael J. ; Köhler, Anna:
Morphology-dependent energy transfer within polyfluorene thin films.
In: Physical Review B. Bd. 69 (2004) Heft 8 . - 085201.
DOI: https://doi.org/10.1103/PhysRevB.69.085201

Hayer, Anna ; Köhler, Anna ; Arisi, E. ; Bergenti, I. ; Dediu, A. ; Taliani, C. ; Al-Suti, Mohammed K. ; Khan, Muhammad S.:
Polymer light-emitting diodes with spin-polarised charge injection.
In: Synthetic Metals. Bd. 147 (2004) . - S. 155-158.
DOI: https://doi.org/10.1016/j.synthmet.2004.06.031

Köhler, Anna ; Beljonne, David:
The Singlet–Triplet Exchange Energy in Conjugated Polymers.
In: Advanced Functional Materials. Bd. 14 (2004) Heft 1 . - S. 11-18.
DOI: https://doi.org/10.1002/adfm.200305032

Sandee, Albertus J. ; Williams, Charlotte K. ; Evans, Nicholas R. ; Davies, John E. ; Boothby, Clare E. ; Köhler, Anna ; Friend, Richard H. ; Holmes, Andrew B.:
Solution-Processible Conjugated Electrophosphorescent Polymers.
In: Journal of the American Chemical Society. Bd. 126 (2004) Heft 22 . - S. 7041-7048.
DOI: https://doi.org/10.1021/ja039445o

Yang, C. ; Vardeny, Z. V. ; Köhler, Anna ; Wohlgenannt, M. ; Al-Suti, Mohammed K. ; Khan, Muhammad S.:
Spectroscopic study of spin-dependent exciton formation rates in π-conjugated semiconductors: Comparison with electroluminescence techniques.
In: Physical Review B. Bd. 70 (2004) Heft 24 . - 241202(R).
DOI: https://doi.org/10.1103/PhysRevB.70.241202

Khan, Muhammad S. ; Al-Mandhary, Muna R. A. ; Al-Suti, Mohammed K. ; Al-Battashi, Fathiya R. ; Al-Saadi, Sultan ; Ahrens, Birte ; Bjernemose, Jens K. ; Mahon, Mary F. ; Raithby, Paul R. ; Younus, Muhammad ; Chawdhury, Nazia ; Köhler, Anna ; Marseglia, Elizabeth A. ; Tedesco, Emilio ; Feeder, Neil ; Teat, Simon J.:
Synthesis, characterisation and optical spectroscopy of platinum(II) di-ynes and poly-ynes incorporating condensed aromatic spacers in the backbone.
In: Dalton Transactions. (2004) Heft 15 . - S. 2377-2385.
DOI: https://doi.org/10.1039/B405070C

2003

Khan, Amena L. T. ; Banach, Michael J. ; Köhler, Anna:
Control of β-phase formation in polyfluorene thin films via Franck–Condon analysis.
In: Synthetic Metals. Bd. 139 (2003) Heft 3 . - S. 905-907.
DOI: https://doi.org/10.1016/S0379-6779(03)00244-3

Brown, Peter J. ; Thomas, D. Steve ; Köhler, Anna ; Wilson, Joanne S. ; Kim, Ji-Seon ; Ramsdale, Catherine M. ; Sirringhaus, Henning ; Friend, Richard H.:
Effect of interchain interactions on the absorption and emission of poly(3-hexylthiophene).
In: Physical Review B. Bd. 67 (2003) Heft 6 . - 064203.
DOI: https://doi.org/10.1103/PhysRevB.67.064203

Johnston, Michael B. ; Herz, Laura M. ; Khan, Amena L. T. ; Köhler, Anna ; Davies, A. G. ; Linfield, E. H.:
Low-energy vibrational modes in phenylene oligomers studied by THz time-domain spectroscopy.
In: Chemical Physics Letters. Bd. 377 (2003) Heft 1-2 . - S. 256-262.
DOI: https://doi.org/10.1016/S0009-2614(03)01136-9

Köhler, Anna ; Wilson, Joanne S.:
Phosphorescence and spin-dependent exciton formation in conjugated polymers.
In: Organic Electronics. Bd. 4 (2003) Heft 2-3 . - S. 179-189.
DOI: https://doi.org/10.1016/j.orgel.2003.08.011

Wilson, Joanne S. ; Wilson, R. J. ; Friend, Richard H. ; Köhler, Anna ; Al-Suti, Mohammed K. ; Al-Mandhary, Muna R. A. ; Khan, Muhammad S.:
Polarization of singlet and triplet excited states in a platinum-containing conjugated polymer.
In: Physical Review B. Bd. 67 (2003) Heft 12 . - 125206.
DOI: https://doi.org/10.1103/PhysRevB.67.125206

Khan, Muhammad S. ; Al-Suti, Mohammed K. ; Al-Mandhary, Muna R. A. ; Ahrens, Birte ; Bjernemose, Jens K. ; Mahon, Mary F. ; Male, Louise ; Raithby, Paul R. ; Friend, Richard H. ; Köhler, Anna ; Wilson, Joanne S.:
Synthesis and characterisation of new acetylide-functionalised aromatic and hetero-aromatic ligands and their dinuclear platinum complexes.
In: Dalton Transactions. (2003) Heft 1 . - S. 65-73.
DOI: https://doi.org/10.1039/B208494E

Khan, Muhammad S. ; Al-Mandhary, Muna R. A. ; Al-Suti, Mohammed K. ; Corcoran, Timothy C. ; Al-Mahrooqi, Yaqoub ; Attfield, J. Paul ; Feeder, Neil ; David, William I. F. ; Shankland, Kenneth ; Friend, Richard H. ; Köhler, Anna ; Marseglia, Elizabeth A. ; Tedesco, Emilio ; Tang, Chiu C. ; Raithby, Paul R. ; Collings, Jonathan C. ; Roscoe, Karl P. ; Batsanov, Andrei S. ; Stimson, Lorna M. ; Marder, Todd B.:
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 precursors.
In: New Journal of Chemistry. Bd. 27 (2003) Heft 1 . - S. 140-149.
DOI: https://doi.org/10.1039/B206946F

Khan, Muhammad S. ; Al-Mandhary, Muna R. A. ; Al-Suti, Mohammed K. ; Ahrens, Birte ; Mahon, Mary F. ; Male, Louise ; Raithby, Paul R. ; Boothby, Clare E. ; Köhler, Anna:
Synthesis, characterisation and optical spectroscopy of diynes and poly-ynes containing derivatised fluorenes in the backbone.
In: Dalton Transactions. (2003) Heft 1 . - S. 74-84.
DOI: https://doi.org/10.1039/B208963G

2002

Köhler, Anna ; Wilson, Joanne S. ; Friend, Richard H.:
Fluorescence and Phosphorescence in Organic Materials.
In: Advanced Engineering Materials. Bd. 4 (2002) Heft 7 . - S. 453-459.
DOI: https://doi.org/10.1002/1527-2648(20020717)4:7<453::AID-ADEM453>3.0.CO;2-G

Köhler, Anna ; Wilson, Joanne S. ; Friend, Richard H. ; Al-Suti, Mohammed K. ; Khan, Muhammad S. ; Gerhard, A. ; Bässler, Heinz:
The singlet–triplet energy gap in organic and Pt-containing phenylene ethynylene polymers and monomers.
In: The Journal of Chemical Physics. Bd. 116 (2002) Heft 21 . - S. 9457-9463.
DOI: https://doi.org/10.1063/1.1473194

Khan, Muhammad S. ; Al-Mandhary, Muna R. A. ; Al-Suti, Mohammed K. ; Hisahm, Abdul Khader ; Raithby, Paul R. ; Ahrens, Birte ; Mahon, Mary F. ; Male, Louise ; Marseglia, Elizabeth A. ; Tedesco, Emilio ; Friend, Richard H. ; Köhler, Anna ; Feeder, Neil ; Teat, Simon J.:
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.
In: Dalton Transactions. (2002) Heft 7 . - S. 1358-1368.
DOI: https://doi.org/10.1039/B110658A

Khan, Muhammad S. ; Al-Mandhary, Muna R. A. ; Al-Suti, Mohammed K. ; Feeder, Neil ; Nahar, Saifun ; Köhler, Anna ; Friend, Richard H. ; Wilson, Paul J. ; Raithby, Paul R.:
Synthesis, characterisation and electronic properties of a series of platinum(II) poly-ynes containing novel thienyl-pyridine linker groups.
In: Dalton Transactions. (2002) Heft 12 . - S. 2441-2448.
DOI: https://doi.org/10.1039/B201073A

2001

Wilson, Joanne S. ; Chawdhury, Nazia ; Al-Mandhary, Muna R. A. ; Younus, Muhammad ; Khan, Muhammad S. ; Raithby, Paul R. ; Köhler, Anna ; Friend, Richard H.:
The Energy Gap Law for Triplet States in Pt-Containing Conjugated Polymers and Monomers.
In: Journal of the American Chemical Society. Bd. 123 (2001) Heft 38 . - S. 9412-9417.
DOI: https://doi.org/10.1021/ja010986s

Wilson, Joanne S. ; Dhoot, A. S. ; Seeley, A. J. A. B. ; Khan, Muhammad S. ; Köhler, Anna ; Friend, Richard H.:
Spin-dependent exciton formation in pi-conjugated compounds.
In: Nature. Bd. 413 (2001) . - S. 828-831.
DOI: https://doi.org/10.1038/35101565

2000

Wilson, Joanne S. ; Köhler, Anna ; Friend, Richard H. ; Al-Suti, Mohammed K. ; Al-Mandhary, Muna R. A. ; Khan, Muhammad S. ; Raithby, Paul R.:
Triplet states in a series of Pt-containing ethynylenes.
In: The Journal of Chemical Physics. Bd. 113 (2000) Heft 17 . - S. 7627-7634.
DOI: https://doi.org/10.1063/1.1313527

1999

Köhler, Anna ; Younus, Muhammad ; Al-Mandhary, Muna R. A. ; Raithby, Paul R. ; Khan, Muhammad S. ; Friend, Richard H.:
Donor-acceptor interactions in organometallic and organic poly-ynes.
In: Synthetic Metals. Bd. 101 (1999) Heft 1-3 . - S. 246-247.
DOI: https://doi.org/10.1016/S0379-6779(98)01360-5

Chawdhury, Nazia ; Köhler, Anna ; Friend, Richard H. ; Wong, W.-Y. ; Lewis, Jack ; Younus, Muhammad ; Raithby, Paul R. ; Corcoran, Timothy C. ; Al-Mandhary, Muna R. A. ; Khan, Muhammad S.:
Evolution of lowest singlet and triplet excited states with number of thienyl rings in platinum poly-ynes.
In: The Journal of Chemical Physics. Bd. 110 (1999) Heft 10 . - S. 4963-4970.
DOI: https://doi.org/10.1063/1.478382

1998

Köhler, Anna ; dos Santos, D. A. ; Beljonne, David ; Shuai, Z. ; Bredas, J.-L. ; Holmes, Andrew B. ; Kraus, Andreas ; Müllen, Klaus ; Friend, Richard H.:
Charge separation in localized and delocalized electronic states in polymeric semiconductors.
In: Nature. Bd. 392 (1998) . - S. 903-906.
DOI: https://doi.org/10.1038/31901

Chawdhury, Nazia ; Köhler, Anna ; Friend, Richard H. ; Younus, Muhammad ; Long, Nicholas J. ; Raithby, Paul R. ; Lewis, Jack:
Synthesis and Electronic Structure of Platinum-Containing Poly-ynes with Aromatic and Heteroaromatic Rings.
In: Macromolecules. Bd. 31 (1998) Heft 3 . - S. 722-727.
DOI: https://doi.org/10.1021/ma971267u

Younus, Muhammad ; Köhler, Anna ; Cron, Stephane ; Chawdhury, Nazia ; Al-Mandhary, Muna R. A. ; Khan, Muhammad S. ; Lewis, Jack ; Long, Nicholas J. ; Friend, Richard H. ; Raithby, Paul R.:
Synthesis, Electrochemistry, and Spectroscopy of Blue Platinum(II) Polyynes and Diynes.
In: Angewandte Chemie International Edition. Bd. 37 (1998) Heft 21 . - S. 3036-3039.
DOI: https://doi.org/10.1002/(SICI)1521-3773(19981116)37:21<3036::AID-ANIE3036>3.0.CO;2-R

1997

Friend, Richard H. ; Denton, G. J. ; Halls, J. J. M. ; Harrison, N. T. ; Holmes, Andrew B. ; Köhler, Anna ; Lux, A. ; Moratti, S. C. ; Pichler, K. ; Tessler, N. ; Towns, K. ; Wittmann, H. F.:
Electronic excitations in luminescent conjugated polymers.
In: Solid State Communications. Bd. 102 (1997) Heft 2-3 . - S. 249-258.
DOI: https://doi.org/10.1016/S0038-1098(96)00715-6

Friend, Richard H. ; Denton, G. J. ; Halls, J. J. M. ; Harrison, N. T. ; Holmes, Andrew B. ; Köhler, Anna ; Lux, A. ; Moratti, S. C. ; Pichler, K. ; Tessler, N. ; Towns, K.:
Electronic Processes of Conjugated Polymers in Semiconductor Device Structures.
In: Synthetic Metals. Bd. 84 (1997) Heft 1-3 . - S. 463-470.
DOI: https://doi.org/10.1016/S0379-6779(97)80830-2

Köhler, Anna ; dos Santos, D. A. ; Beljonne, David ; Shuai, Z. ; Bredas, J.-L. ; Friend, Richard H. ; Moratti, S. C. ; Holmes, Andrew B.:
UV photocurrent spectroscopy in poly(p-phenylene vinylene) and derivatives.
In: Synthetic Metals. Bd. 84 (1997) Heft 1-3 . - S. 675-676.
DOI: https://doi.org/10.1016/S0379-6779(96)04104-5

1996

Köhler, Anna ; Wittmann, H. F. ; Friend, Richard H. ; Khan, Muhammad S. ; Lewis, Jack:
Enhanced photocurrent response in photocells made with platinum-poly-yne/C60 blends by photoinduced electron transfer.
In: Synthetic Metals. Bd. 77 (1996) Heft 1-3 . - S. 147-150.
DOI: https://doi.org/10.1016/0379-6779(96)80076-2

Beljonne, David ; Wittmann, H. F. ; Köhler, Anna ; Graham, S. ; Younus, Muhammad ; Lewis, Jack ; Raithby, Paul R. ; Khan, Muhammad S. ; Friend, Richard H. ; Bredas, J.-L.:
Spatial extent of the singlet and triplet excitons in transition metal‐containing poly‐ynes.
In: The Journal of Chemical Physics. Bd. 105 (1996) Heft 9 . - S. 3868-3877.
DOI: https://doi.org/10.1063/1.472207

Cervini, R. ; Holmes, Andrew B. ; Moratti, S. C. ; Köhler, Anna ; Friend, Richard H.:
Synthesis of new conjugated thiophene polymers.
In: Synthetic Metals. Bd. 76 (1996) Heft 1-3 . - S. 169-171.
DOI: https://doi.org/10.1016/0379-6779(95)03445-P

1995

Köhler, Anna ; Grüner, J. ; Friend, Richard H. ; Müllen, Klaus ; Scherf, Ullrich:
Photocurrent measurements on aggregates in ladder-type poly(p-phenylene).
In: Chemical Physics Letters. Bd. 243 (1995) Heft 5-6 . - S. 456-461.
DOI: https://doi.org/10.1016/0009-2614(95)00840-Z

1994

Köhler, Anna ; Wittmann, H. F. ; Friend, Richard H. ; Khan, Muhammad S. ; Lewis, Jack:
The photovoltaic effect in a platinum poly-yne.
In: Synthetic Metals. Bd. 67 (1994) Heft 1-3 . - S. 245-249.
DOI: https://doi.org/10.1016/0379-6779(94)90050-7

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