Publications

selections by year:

  • Real-Time Observation of Iodide Ion Migration in Methylammonium Lead Halide Perovskites, C. Li, A. Guerrero, Y. Zhong, A. Gräser, C.A.M. Luna, J. Köhler, J. Bisquert, R. Hildner, S. Huettner, small (2017) - accepted

  • Cyclometalated Pt complex-based random terpolymers for efficient polymer solar cells, Z. Wan, J. Yang, Y. Liu, S. Wang, Y. Zhong, C. Li, Z. Zhang, G. Xing, S. Huettner, Y. Tao, Y. Li, W. Huang, Polymer Chemistry (2017) DOI: 10.1039/C7PY00924K

  • The Morphological and Device Evaluation of an Amphiphilic Block Copolymer for Organic Photovoltaic Applications, V. Mitchell, E. Gann, S. Huettner, C. Singh, J. Subbiah, L. Thomsen, C. McNeill, M. Thelakkat, D. Jones, Macromolecules 50, 4942 (2017) DOI: 10.1021/acs.macromol.7b00377
  • Research View: Impact of structural dynamics on the optical properties of hybrid methylammonium lead iodide perovskites, F. Panzer, C. Li, T. Meier, A. Köhler, S. Huettner, Adv. Energy Mater. (2017) DOI: 10.1002/aenm.201700286

  • N-heteroacenes as a New Class of Non-Fullerene Electron Acceptors for Organic Bulk-Heterojunction Photovoltaic Devices, V. Lami, D. Leibold, P. Fassl, Y. J. Hofstetter, D. Becker-Koch, P. Biegger, F. Paulus, P. E. Hopkinson, M. Adams, U. H. F. Bunz, S. Huettner, I. Howard, A. A. Bakulin, Y. Vaynzof, Solar PRL 1, 1700053 (2017) DOI: 10.1002/solr.201700053

  • Capturing the Sun: a Review of the Challenges and Perspectives of Perovskite Solar Cells, L. Petrus, J. Schlipf, C. Li, T. P. Gujar, N. Giesbrecht, P. Müller-Buschbaum, M. Thelakkat, T. Bein, S. Hüttner, P. Docampo, Adv. Energy. Mater., accepted (2017) DOI: 10.1002/aenm.201700264

  • Direct S0→T Excitation of a Conjugated Polymer Repeat Unit: Unusual Spin-Forbidden Transitions Probed by Time-Resolved Electron Paramagnetic Resonance Spectroscopy, D. L. Meyer, F. Lombeck, S. Huettner, M. Sommer, T. Biskup, J. Phys. Chem. Lett. 8, 1677-1682 (2017) DOI: 10.1021/acs.jpclett.7b00644

  • Origins and Mechanisms of Hysteresis in Organometal Halide Perovskites, C. Li, A. Guerrero, Y. Zhong, S. Huettner, J. Phys.: Condens. Matter 29, 19 (2017), DOI: 10.1088/1361-648X/aa626d
  • Visualizing excitations at buried heterojunctions in organic semiconductor blends, A. C. Jakowetz, M. L. Böhm, A. Sadhanala, S. Huettner, A. Rao, R. H. Friend, Nat. Mater. 16, 551 (2017) DOI: 10.1038/nmat4865
  • Formation criteria of high efficiency perovskite solar cells under ambient conditions, C. Aranda, C. Cristobal, L. Shooshtari, C. Li, S. Huettner and A. Guerrero, Sust. Energy and Fuels 1, 540 (2017) DOI: 10.1039/C6SE00077K

  • What Controls the Rate of Ultrafast Charge Transfer and Charge Separation Efficiency in Organic Photovoltaic Blends, A. C. Jakowetz, M. L. Böhm, J. Zhang, A. Sadhanala, S. Huettner, A. A. Bakulin, A. Rao, R. H. Friend, J. Am. Chem. Soc. 138, 11672 (2016) - DOI: 10.1021/jacs.6b05131

  • Emission Enhancement and Intermittency in Polycrystalline Organolead Halide Perovskite Films, C. Li, Y. Zhong, C.A.M. Luna, T. Unger, K. Deichsel, A. Gräser, J. Köhler, A. Köhler, R. Hildner, S. Huettner, Molecules 21, 1081 (2016); DOI: 10.3390/molecules21081081

  • Effect of Thermal and Structural disorder on the Electronic Structure of Hybrid Perovskite Semiconductor CH3NH3PbI3, S. Singha, C. Li, F. Panzer, K. L. Narasimhan, A. Graeser, T. P. Gujar, A. Köhler, M. Thelakkat, S. Huettner and D. Kabra, J. Phys. Chem. Lett. 7, 3014 (2016); DOI: 10.1021/acs.jpclett.6b01207

  • Chain-Assisted Charge Transport in Semicrystalline Conjugated Polymers, B. O Conchuir, C. Tarantini, C. R. McNeill, Sven Huettner, A. Zaccone J. Phys. Chem. C 120, 14539 (2016); DOI: 10.1021/acs.jpcc.6b04714

  • Reversible Laser Induced Amplified Spontaneous Emission from Coexisting Tetragonal and Orthorhombic Phases in Hybrid Lead Halide Perovskites,  F. Panzer, S. Baderschneider, T. Gujar, T. Unger, S. Bagnich, M. Jakoby, H. Bässler, S. Hüttner, J. Köhler, R. Moos, M. Thelakkat, R. Hildner, A. Köhler Adv. Optical Mater. 4, 917 (2016); DOI: 10.1002/adom.201500765
  • Iodine Migration and its Effect on Hysteresis in Perovskite Solar Cells - C. Li, S. Tscheuschner, F. Paulus, P. E. Hopkinson, J. Kießling, A. Köhler, Y. Vaynzof, S. Huettner, Adv. Mater 28, 2446 (2016); DOI: 10.1002/adma.201503832

  • Influence of electron extracting interface layers in organic bulk-heterojunction solar cells – C. R. Singh , C. Li, C. Müller, S. Hüttner, M. Thelakkat, Adv. Mater. Interfaces, 3, 1500422 (2016); DOI: 10.1002/admi.201500422

  • Atmospheric Influence upon Crystallization and Electronic Disorder and Its Impact on the Photophysical Properties of Organic–Inorganic Perovskite Solar Cells - S.K. Pathak, A. Sepe, A. Sadhanala, F. Deschler, A. Haghighirad, N. Sakai, K.C. Goedel, S.D. Stranks, N.K. Noel, M. Price, S. Hüttner, N.A. Hawkins, R.H. Friend, U. Steiner, H.J. Snaith, ACS Nano (2015); DOI: 10.1021/nn506465n


  • Optical properties and limiting photocurrent of thin-film perovskite solar cell - J.M. Ball, S.D. Stranks, M.T. Hörantner, S. Hüttner, W. Zhang, E.J.W. Crossland, Energy & Environmental Science 8, 602-609 (2015); DOI: 10.1039/C4EE03224A
  • Diketopyrrolopyrrole copolymers with perfluorothiophene – a new design strategy towards highly efficient electron transport polymers – C. J. Müller, C. R. Singh, M. Fried, S. Huettner, M. Thelakkat, Appl. Func. Mater. 25, 2725-2736 (2015) DOI: 10.1002/adfm.201501558

  • High Photoluminescence Efficiency and Optically Pumped Lasing in Solution-Processed Mixed Halide Perovskite Semiconductors - F. Deschler, M. Price, S. Pathak, L. E. Klintberg, D.-D. Jarausch, R. Higler, S. Hüttner, T. Leijtens, S. D. Stranks, H. J. Snaith, M. Atatüre, R. T. Phillips and R. H. Friend, J. Phys. Chem. Lett, 5, 1421-1426 (2014); DOI: 10.1021/jz5005285
  • Efficiency limitations in a low band-gap Diketopyrrolopyrrole-based polymer solar cell - S. Albert-Seifried, D.-H. Ko, S. Huettner, C. Kanimozhi, S.Patil and R. Friend, Phys. Chem. Phys. (2014); DOI: 10.1039/C4CP00485J
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  • Structure Formation in P3HT/F8TBT Blends – A. Sepe, Z. Rong, M. Sommer, Y. Vaynzof, X., Sheng, P. Müller-Buschbaum, D.-M. Smilgies, Z.-K. Tan, L. Yang, R. H. Friend, U. Steiner and S. Hüttner -  Energy & Environ. Sci. 7, 1725-1736 (2014); DOI: 10.1039/C3EE44125C

  • In-situ switching from barrier-limited to ohmic anodes for efficient organic optoelectronics - Z.-K. Tan, Y. Vaynzof, D. Credgington, C. Li , M. T. L. Casford, A. Sepe, S. Huettner, M. Nikolka, F. Paulus, L. Yang, H. Sirringhaus, N. C. Greenham and R. H. Friend - Adv. Funct. Mater. (2014); DOI: 10.1002/adfm.201303426
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  • Room-temperature development of thin film composite reverse osmosis membranes from cellulose acetate with antibacterial properties - D.H.N. Perera, S.K. Nataraj, N.M. Thomson, A. Sepe, S. Hüttner, U. Steiner, H. Qiblawey, E. Sivaniah - J. Membrane Science 453, 212-220 (2014); DOI: 10.1016/j.memsci.2013.10.062
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  • Polymer Crystallization as a Tool to Pattern Hybrid Nanostructures: Growth of 12 nm ZnO Arrays in Poly(3-hexylthiophene) – R. Saberi Moghaddam, S. Huettner, Y. Vaynzof, C. Ducati, G. Divitini, R.H. Lohwasser, K.P. Musselman, A. Sepe, M.R.J. Scherer, M. Thelakkat, U. Steiner, R.H. Friend - Nano Lett. 13, 4499-4504 (2013); DOI: 10.1021/nl4024275
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  • Crystallization-Induced 10-nm Structure Formation in P3HT/PCBM Blends - P. Kohn, Z. Rong, K.H. Scherer, A. Sepe, M. Sommer, P. Müller-Buschbaum,  R.H. Friend, U. Steiner, S. Hüttner - Macromolecules 46, 4002-4013 (2013); DOI: 10.1021/ma400403c
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  • Control of Intrachain Charge Transfer in Model Systems for Block Copolymer Photovoltaic Materials - K. Johnson, Y.-S. Huang, S. Huettner, M. Sommer, M. Brinkmann, R. Mulherin, D. Niedzialek, D. Beljonne, J. Clark, W.T.S. Huck, R.H. Friend - J. Am. Chem Soc. 135, 5074-5083 (2013); DOI: 10.1021/ja3121247
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  • Hierarchical Orientation of Crystallinity by Block-Copolymer Patterning and Alignment in an Electric Field - P. Goldberg-Oppenheimer, D. Kabra, S. Vignolini, S. Hüttner, M. Sommer, K. Neumann, M. Thelakkat, U. Steiner - Chem. Mater. 25, 1063-1070 (2013); DOI: 10.1021/cm3038075
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  • Morphology-Dependent Charge Photogeneration in Donor-Acceptor Block Copolymer Films based on Poly(3-Hexylthiophene)-Block-Poly(Perylene Bisimide Acrylate) - S. Huettner, J.M. Hodgkiss, M. Sommer, R.H. Friend, U. Steiner, M. Thelakkat - J. Phys. Chem.B 116, 10070 (2012); DOI: 10.1021/jp301966p
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  • Fractionated crystallization of defect-free poly(3-hexylthiophene) - P. Kohn, S. Huettner, U. Steiner, M. Sommer - Macro Letters 1, 1170-1175 (2012); DOI: 10.1021/mz3003769
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  • Synthesis, Purification, and Characterization of Well-Defined All-Conjugated Diblock Copolymers PF8TBT-b-P3HT - M. Sommer, H. Komber, S. Huettner, R. Mulherin, P. Kohn, N.C. Greenham and W. T. S. Huck - Macromolecules 45, 4142-4151 (2012); DOI: 10.1021/ma300533k
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  • On the Role of Single Regiodefects and Polydispersity inRegioregular Poly(3-hexylthiophene): Defect Distribution, Synthesis of Defect-Free Chains, and a Simple Model for the Determination of Crystallinity - P. Kohn, S. Huettner, H. Komber, V. Senkovskyy, R. Tkachov, A. Kiriy, R. H. Friend, U. Steiner, W. T. S. Huck, J.-U. Sommer, and M. Sommer - J. Am. Chem. Soc. 134, 4790−4805 (2012); DOI: 10.1021/ja210871j

  • Solvent Additive Control of Morphology and Crystallization in Semiconducting Polymer Blends - X. Liu, S. Huettner, Z. Rong, M. Sommer, R.H. Friend - Adv. Mater. 24, 669-674 (2012); DOI: 10.1002/adma.201103097
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  • Enhanced Nanoscale Imaging of Polymer Blends by Temperature-Controlled Selective Dissolution - B. Friedel, B. Ehrler, S. Hüttner, N. C. Greenham - small 8, 237-240 (2012); DOI: 10.1002/smll.201101860
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  • Ternary Photovoltaic Blends Incorporating an All-Conjugated Donor-Acceptor Diblock Copolymer - R. C. Mulherin, S. Jung, S. Huettner, K. Johnson, P. Kohn, M. Sommer, S. Allard, U. Scherf and  N. C. Greenham - Nano Lett. 11, 4846-4851 (2011); DOI: 10.1021/nl202691n
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  • Tunable Charge Transport Using Supramolecular Self-Assembly of Nanostructured Crystalline Block Copolymers - S. Huettner, M. Sommer, J. Hodgkiss, P. Kohn, T. Thurn-Albrecht, R. H. Friend, U. Steiner, and M. Thelakkat ACS Nano 5, 3506-3515 (2011); DOI: 10.1021/nn200647d
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  • Formation of Well-ordered Heterojunctions in Polymer:PCBM Photovoltaic Devices - X. He, F. Gao, G. Tu, D. Hasko, S. Hüttner, N. C. Greenham, U. Steiner, R. H. Friend, W. T. S. Huck Adv. Funct. Mater. 21, 139-146, (2011); DOI: 10.1002/adfm.201000573

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  • Surface and Bulk Structural Characterization of a High-Mobility Electron-Transporting Polymer - T. Schuettfort, S. Huettner, S. Lilliu, J.E. Macdonald, L. Thomsen and C.R. McNeill – Macromolecules 44 (6), 1530-1539 (2011); DOI: 10.1021/ma102451b
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  • Improved conductivity in dye-sensitised solar cells through block-copolymer confined TiO2 crystallisation - S. Guldin, S. Hüttner, P. Tiwana, M.C. Orilall, B. Ülgüt, M. Stefik, P. Docampo, M. Kolle, G. Divitini, C. Ducati, S.A.T. Redfern, H.J. Snaith, U. Wiesner, D. Eder, U. Steiner Energy & Environmental Science 4, 225-233, (2011); DOI: 10.1039/C0EE00362J
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  • Donor-acceptor block copolymers for photovoltaic applications - M. Sommer, S. Hüttner, M. Thelakkat - J. Mater. Chem. 20, 10788-10797  (2010); DOI: 10.1039/C0JM00665C
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  • Dye-sensitised solar cell based on a Three-Dimensional photonic crystal – S. Guldin, S. Hüttner, M. Kolle, M.E. Welland, P. Müller-Buschbaum, R.H. Friend, U. Steiner, N. Tétreault, Nanoletters 10, 2303–2309 (2010); DOI: 10.1021/nl904017t
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  • Organic Field Effect Transistors from Triarylamine Side-chain Polymers – S. Hüttner, M. Sommer, Ullrich Steiner, M. Thelakkat,  Appl. Phys. Lett. 96, 073503 (2010); DOI: 10.1063/1.3300464
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  • Determination of charge carrier mobility of hole transporting polytriarylamine-based diodes - E. M. Barea, G. Garcia-Belmonte, M. Sommer, S. Hüttner, H. J. Bolink and M. Thelakkat, Thin Solid Films  518, 3351-3354 (2010); DOI: 10.1016/j.tsf.2009.10.003
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  • Crystalline-crystalline donor-acceptor block copolymers for photovoltaic applications -   M. Sommer, S. Hüttner, M. Thelakkat, Book chapter in: Ideas in Chemistry, Wiley-VCH (2010)
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  • Control of solid-state dye-sensitized solar performance by block copolymer directed TiO2 synthesis – P. Docampo, S. Guldin, M. Stefik, P. Tiwana, C. Orilall, S. Hüttner, U. Wiesner, U. Steiner, H.J. Snaith, Adv. Funct. Mater, 20, 1787–1796 (2010); DOI: 10.1002/adfm.200902089
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  • Donor–acceptor block copolymers with nanoscale morphology for photovoltaic applications – M. Sommer, S. Hüttner and M. Thelakkat,  Advances in Polymer Science, 228, Complex Macromolecular Systems II, p. 123-153 (2010); DOI: 10.1007/12_2009_34
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  • Monolithic route to efficient dye-sensitized solar cells employing diblock copolymers for mesoporous TiO2 – M.  Stefan Guldin,  M. C. Orilall,  J. Lee, S.C. Warren, S. Hüttner,   E.J.W. Crossland, C. Ducati, P.R. Laity,   D. Eder,  U. Wiesner, U. Steiner, H.J. Snaith – J. Mater. Chem. 20, 1261-1268 (2010); DOI: 10.1039/B920077K
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  • Formation of Nanopatterned Polymer Blends in Photovoltaic Devices - X. He, F. Gao, G. Tu, D. Hasko, S. Hüttner, U. Steiner, N.C. Greenham, R.H. Friend, W.T. S. Huck, Nanoletters 10, 1302-1307 (2010); DOI: 10.1021/nl904098m
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  • Controlled solvent vapour annealing for polymer electronics – S. Hüttner, M. Sommer, A. Chiche, G. Krausch, U. Steiner and M. Thelakkat - Soft Matter, 5, 4206-4211  (2009); DOI: 10.1039/B907147D

  • Influence of molecular weight on the solar cell performance of double-crystalline donor-acceptor block copolymers - M. Sommer, Sven Hüttner, Ullrich Steiner and Mukundan Thelakkat - Appl. Phys. Lett. 95, 183308 (2009); DOI: 10.1063/1.3257367
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  • Charge separation and recombination in self-organizing nanostructured donor-acceptor block-copolymer films – S. King, M. Sommer, S. Huettner, M. Thelakkat, S. Haque - J. Mater. Chem. 19, 5436-5441 (2009); DOI: 10.1039/B905708K
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  • Block-copolymer directed synthesis of mesoporous TiO2 for dye-sensitized solar cells - M. Nedelcu, J. Lee, E. J. W. Crossland , S. C. Warren, M. C. Orilall, S. Guldin, S. Hüttner, C. Ducati, D. Eder, U. Wiesner, U. Steiner, H. J. Snaith - Soft Matter 5, 134-139 (2009); DOI: 10.1039/B815166K
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  • n-type organic field effect transistors from perylene bisimide block copolymers and homopolymers - S. Hüttner, M. Sommer, M. Thelakkat - Appl. Phys. Lett. 92, 093302 (2008); DOI: 10.1063/1.2885712
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  • Electron-Conducting Block-Copolymers: Morphological, Optical and Electronic Properties - M. Sommer, S. Hüttner, S. Wunder, M. Thelakkat - Adv. Mater. 20, 2523-2527 (2008); DOI: 10.1002/adma.200703070
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  • Charge Separation at Self-Assembled Nanostructured Bulk Interface in Block Copolymers - S. Lindner, S. Hüttner, A. Chiche, M. Thelakkat, G. Krausch - Angew. Chem. Int. Ed. 45, 3364-3368 (2006); DOI: 10.1002/anie.200503958
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Universität Bayreuth -