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Prof. Dr. Mukundan Thelakkat

MT
Supervisor
Macromolecular Chemistry I
Building NW II, Room 363
Universitätsstr. 30
95440 Bayreuth
Germany
3108

Publications in the Thelakkat group

[1] Erhardt, A., Hochgesang, A., McNeill, C.R. & Thelakkat, M. A Competitive n-Type OECT Material via Copolymerization of Electron Deficient Building Blocks. Advanced Electronic Materials, pages 2300026, 2023.
[2] Krimalowski, A., Rosenbach, D., Erabhoina, H. & Thelakkat, M. Versatile solid polymer electrolytes from clickable poly(glycidyl propargyl ether) for lithium metal batteries. Journal of Energy Storage, 65:107348, 2023.
[3] Hochgesang, A., Erhardt, A., Mohanraj, J., Kuhn, M., Herzig, E.M., Olthof, S. & Thelakkat, M. Highly Efficient n-Doping via Proton Abstraction of an Acceptor1-Acceptor2 Alternating Copolymer toward Thermoelectric Applications. Advanced Functional Materials, n/a(n/a):2300614, 2023.
[4] Biega, R.I., Bokdam, M., Herrmann, K., Mohanraj, J., Skrybeck, D., Thelakkat, M., Retsch, M. & Leppert, L. Dynamic Distortions of Quasi-2D Ruddlesden–Popper Perovskites at Elevated Temperatures: Influence on Thermal and Electronic Properties. The Journal of Physical Chemistry C, 2023.
[5] Erabhoina, H. & Thelakkat, M. Tuning of composition and morphology of LiFePO4 cathode for applications in all solid-state lithium metal batteries. Scientific Reports, 12(1):5454, 2022.
[6] Rosenbach, D., Krimalowski, A., Erabhoina, H. & Thelakkat, M. Solid polymer electrolytes from polyesters with diester sidechains for lithium metal batteries. J. Mater. Chem. A, pages -, The Royal Society of Chemistry, 2022.
[7] Erhardt, A., Hochgesang, A., Meichsner, F. & Thelakkat, M. High electron mobility and tuneable glass transition temperature in fullerene-functionalized polynorbornenes. J. Mater. Chem. C, pages -, The Royal Society of Chemistry, 2022.
[8] Hochgesang, A., Biberger, S., Grüne, J., Mohanraj, J., Kahle, F.J., Dyakonov, V., Köhler, A. & Thelakkat, M. Intricacies and Mechanism of p-Doping Spiro-MeOTAD Using Cu(TFSI)2. Advanced Electronic Materials, n/a(n/a):2200113, 2022.
[9] Vigneshwaran, J., Jose, J., Thomas, S., Gagliardi, A., Thelakkat, M. & Jose, S.P. Flexible quasi-solid-state supercapacitors based on Ti3C2-Polypyrrole nanocomposites. Electrochimica Acta, 429:141051, 2022.
[10] Albert, A., Fried, M., Thelakkat, M. & Köhler, J. Emission modulation of fluorescent turn-on mode dibenzothienyl sulfonyl ethene photoswitches embedded in a polymer film. Phys. Chem. Chem. Phys., 24:29791-29800, The Royal Society of Chemistry, 2022.
[11] Maier, J., Weller, T., Thelakkat, M. & Köhler, J. Long-term switching of single photochromic triads based on dithienylcyclopentene and fluorophores at cryogenic temperatures. The Journal of Chemical Physics, 155(1):014901, 2021.
[12] Krauss, G., Meichsner, F., Hochgesang, A., Mohanraj, J., Salehi, S., Schmode, P. & Thelakkat, M. Polydiketopyrrolopyrroles Carrying Ethylene Glycol Substituents as Efficient Mixed Ion-Electron Conductors for Biocompatible Organic Electrochemical Transistors. Advanced Functional Materials, 31(20):2010048, 2021.
[13] Vigneshwaran, J., Krimalowski, A., Kannan, A.M., Thelakkat, M. & Jose, S.P. MXenes for solid-state asymmetric supercapacitors. In 2D Materials for Energy Storage and Conversion, pages 7-1 to 7-34, IOP Publishing, 2021.
[14] Beer, P., Reichstein, P.M., Schötz, K., Raithel, D., Thelakkat, M., Köhler, J., Panzer, F. & Hildner, R. Disorder in P3HT Nanoparticles Probed by Optical Spectroscopy on P3HT-b-PEG Micelles. The Journal of Physical Chemistry A, 125(47):10165-10173, 2021., (PMID: 34797986).
[15] Mohanraj, J., Singh, C.R., Gujar, T.P., Heinrich, C.D. & Thelakkat, M. Nanostructured Hybrid Metal Mesh as Transparent Conducting Electrodes: Selection Criteria Verification in Perovskite Solar Cells. Nanomaterials, 11(7), 2021.
[16] Dolynchuk, O., Schmode, P., Fischer, M., Thelakkat, M. & Thurn-Albrecht, T. Elucidating the Effect of Interfacial Interactions on Crystal Orientations in Thin Films of Polythiophenes. Macromolecules, 54(12):5429-5439, 2021.
[17] Schmode, P., Hochgesang, A., Goel, M., Meichsner, F., Mohanraj, J., Fried, M. & Thelakkat, M. A Solution-Processable Pristine PEDOT Exhibiting Excellent Conductivity, Charge Carrier Mobility, and Thermal Stability in the Doped State. Macromolecular Chemistry and Physics, n/a(n/a):2100123, 2021.
[18] Schmidt-Mende, L., Dyakonov, V., Olthof, S., Ünlü, F., Lê, K.M.T., Mathur, S., Karabanov, A.D., Lupascu, D.C., Herz, L.M., Hinderhofer, A., Schreiber, F., Chernikov, A., Egger, D.A., Shargaieva, O., Cocchi, C., Unger, E., Saliba, M., Byranvand, M.M., Kroll, M., Nehm, F., Leo, K., Redinger, A., Höcker, J., Kirchartz, T., Warby, J., Gutierrez-Partida, E., Neher, D., Stolterfoht, M., Würfel, U., Unmüssig, M., Herterich, J., Baretzky, C., Mohanraj, J., Thelakkat, M., Maheu, C., Jaegermann, W., Mayer, T., Rieger, J., Fauster, T., Niesner, D., Yang, F., Albrecht, S., Riedl, T., Fakharuddin, A., Vasilopoulou, M., Vaynzof, Y., Moia, D., Maier, J., Franckevičius, M., Gulbinas, V., Kerner, R.A., Zhao, L., Rand, B.P., Glück, N., Bein, T., Matteocci, F., Castriotta, L.A., Di Carlo, A., Scheffler, M. & Draxl, C. Roadmap on organic–inorganic hybrid perovskite semiconductors and devices. APL Materials, 9(10):109202, 2021.
[19] Erabhoina, H., Rosenbach, D., Mohanraj, J. & Thelakkat, M. Solid polymer nanocomposite electrolytes with improved interface properties towards lithium metal battery application at room temperature. Electrochimica Acta, 387:138455, 2021.
[20] Krauss, G., Hochgesang, A., Mohanraj, J. & Thelakkat, M. Highly Efficient Doping of Conjugated Polymers Using Multielectron Acceptor Salts. Macromolecular Rapid Communications, 42(22):2100443, 2021.
[21] Goel, M. & Thelakkat, M. Polymer Thermoelectrics: Opportunities and Challenges. Macromolecules, 53(10):3632-3642, American Chemical Society, 2020.
[22] Schötz, K., Askar, A.M., Peng, W., Seeberger, D., Gujar, T.P., Thelakkat, M., Köhler, A., Huettner, S., Bakr, O.M., Shankar, K. & Panzer, F. Double peak emission in lead halide perovskites by self-absorption. J. Mater. Chem. C, 8:2289-2300, The Royal Society of Chemistry, 2020.
[23] Goel, M., Siegert, M., Krauss, G., Mohanraj, J., Hochgesang, A., Heinrich, D.C., Fried, M., Pflaum, J. & Thelakkat, M. HOMO–HOMO Electron Transfer: An Elegant Strategy for p-Type Doping of Polymer Semiconductors toward Thermoelectric Applications. Advanced Materials, 32(43):2003596, 2020.
[24] Ramsperger, A.F.R.M., Narayana, V.K.B., Gross, W., Mohanraj, J., Thelakkat, M., Greiner, A., Schmalz, H., Kress, H. & Laforsch, C. Environmental exposure enhances the internalization of microplastic particles into cells. Science Advances, 6(50), American Association for the Advancement of Science, 2020.
[25] Zhong, Y., Hufnagel, M., Thelakkat, M., Li, C. & Huettner, S. Role of PCBM in the Suppression of Hysteresis in Perovskite Solar Cells. Advanced Functional Materials, 30(23):1908920, 2020.
[26] Hahn, M., Rosenbach, D., Krimalowski, A., Nazarenus, T., Moos, R., Thelakkat, M. & Danzer, M. Investigating solid polymer and ceramic electrolytes for lithium-ion batteries by means of an extended Distribution of Relaxation Times analysis. Electrochimica Acta, pages 136060, 2020.
[27] Schmode, P., Schötz, K., Dolynchuk, O., Panzer, F., Köhler, A., Thurn-Albrecht, T. & Thelakkat, M. Influence of ω-Bromo Substitution on Structure and Optoelectronic Properties of Homopolymers and Gradient Copolymers of 3-Hexylthiophene. Macromolecules, 53(7):2474-2484, American Chemical Society, 2020.
[28] Schmode, P., Savva, A., Kahl, R., Ohayon, D., Meichsner, F., Dolynchuk, O., Thurn-Albrecht, T., Inal, S. & Thelakkat, M. The Key Role of Side Chain Linkage in Structure Formation and Mixed Conduction of Ethylene Glycol Substituted Polythiophenes. ACS Appl. Mater. Interfaces, 12(11):13029-13039, American Chemical Society, 2020.
[29] Goel, M., Heinrich, C.D., Krauss, G. & Thelakkat, M. Principles of Structural Design of Conjugated Polymers Showing Excellent Charge Transport toward Thermoelectrics and Bioelectronics Applications. Macromolecular Rapid Communications, 0(0):1800915, 2019.
[30] Klein, T., Parkin, J., de Jongh, P.A.J.M., Esser, L., Sepehrizadeh, T., Zheng, G., De Veer, M., Alt, K., Hagemeyer, C.E., Haddleton, D.M., Davis, T.P., Thelakkat, M. & Kempe, K. Functional Brush Poly(2-ethyl-2-oxazine)s: Synthesis by CROP and RAFT, Thermoresponsiveness and Grafting onto Iron Oxide Nanoparticles. Macromolecular Rapid Communications, 0(0):1800911, 2019.
[31] Mohanraj, J., Stihl, M., Simon, E., von Sicard, O., Schmidt, G., Fleischer, M., Neuber, C. & Thelakkat, M. Li-Salt-Free, Coevaporated Cu(TFSI)2-Doped Hole Conductors for Efficient CH3NH3PbI3 Perovskite Solar Cells. ACS Appl. Energy Mater., 2(5):3469-3478, American Chemical Society, 2019.
[32] M. Reichstein, P., Brendel, J., Drechsler, M. & Thelakkat, M. Poly(3-hexylthiophene)-block-poly(tetrabutylammonium-4-styrenesulfonate) Block Copolymer Micelles for the Synthesis of Polymer Semiconductor Nanocomposites. ACS Applied Nano Materials, 2019.
[33] Rosenbach, D., Mödl, N., Hahn, M., Petry, J., Danzer, M.A. & Thelakkat, M. Synthesis and Comparative Studies of Solvent-Free Brush Polymer Electrolytes for Lithium Batteries. ACS Appl. Energy Mater., 2(5):3373-3388, American Chemical Society, 2019.
[34] Krimalowski, A. & Thelakkat, M. Sequential Co-Click Reactions with Poly(glycidyl propargyl ether) toward Single-Ion Conducting Electrolytes. Macromolecules, 52(11):4042-4051, American Chemical Society, 2019.
[35] Schmode, P., Ohayon, D., Reichstein, P.M., Savva, A., Inal, S. & Thelakkat, M. High-Performance Organic Electrochemical Transistors Based on Conjugated Polyelectrolyte Copolymers. Chem. Mater., 31(14):5286-5295, American Chemical Society, 2019.
[36] Gujar, T.P., Unger, T., Schonleber, A., Fried, M., Panzer, F., van Smaalen, S., Kohler, A. & Thelakkat, M. The role of PbI2 in CH3NH3PbI3 perovskite stability, solar cell parameters and device degradation. Phys. Chem. Chem. Phys., 20(3):605-614, 2018.
[37] Raithel, D., Simine, L., Pickel, S., Schötz, K., Panzer, F., Baderschneider, S., Schiefer, D., Lohwasser, R., Köhler, J., Thelakkat, M., Sommer, M., Köhler, A., Rossky, P.J. & Hildner, R. Direct observation of backbone planarization via side-chain alignment in single bulky-substituted polythiophenes. Proceedings of the National Academy of Sciences, 115(11), 2018.
[38] Heinrich, C.D., Fischer, M., Thurn-Albrecht, T. & Thelakkat, M. Modular Synthesis and Structure Analysis of P3HT-b-PPBI Donor–Acceptor Diblock Copolymers. Macromolecules, 51(18):7044-7051, 2018.
[39] Weller, T., Rundel, K., Krauss, G., McNeill, C.R. & Thelakkat, M. Highly Efficient and Balanced Charge Transport in Thieno[3,4-c]pyrrole-4,6-dione Copolymers: Dramatic Influence of Thieno[3,2-b]thiophene Comonomer on Alignment and Charge Transport. The Journal of Physical Chemistry C, 122(1):7565-7574, 2018.
[40] Heinrich, C.D., Reichstein, P.M. & Thelakkat, M. Synthesis, Surface Grafting, and Fabrication of Ultrathin Polymeric SAMFETs with High Field-Effect Mobility. ACS Applied Materials \& Interfaces, 10(41):35441-35448, 2018.
[41] Meier, T., Gujar, T.P., Schönleber, A., Olthof, S., Meerholz, K., van Smaalen, S., Panzer, F., Thelakkat, M. & Köhler, A. Impact of excess PbI2 on the structure and the temperature dependent optical properties of methylammonium lead iodide perovskites. J. Mater. Chem. C, 6(28):7512-7519, 2018.
[42] Burchardt-Tofaute, H. & Thelakkat, M. The effect of fluorination on chain transfer reactions in the radical polymerization of oligo ethylene glycol ethenesulfonate monomers. Polym. Chem., 9:4172-4186, 2018.
[43] Mitchell, V.D., Gann, E., Huettner, S., Singh, C.R., Subbiah, J., Thomsen, L., McNeill, C.R., Thelakkat, M. & Jones, D.J. Morphological and Device Evaluation of an Amphiphilic Block Copolymer for Organic Photovoltaic Applications. Macromolecules, 50(13):4942-4951, 2017.
[44] Schörner, C., Wolf, D., Schumacher, T., Bauer, P., Thelakkat, M. & Lippitz, M. Nondestructive Probing of a Photoswitchable Dithienylethene Coupled to Plasmonic Nanostructures. The Journal of Physical Chemistry C, 121(30):16528-16532, 2017.
[45] Wilma, K., Unger, T., Tuncel Kostakoglu, S., Hollfelder, M., Hunger, C., Lang, A., Gurek, A.G., Thelakkat, M., Kohler, J., Kohler, A., Gekle, S. & Hildner, R. Excited state dynamics and conformations of a Cu(ii)-phthalocyanine-perylenebisimide dyad. Phys. Chem. Chem. Phys., 19:22169-22176, 2017.
[46] Heinrich, C., Hufnagel, M., Singh, C., Fischer, M., Alam, S., Hoppe, H., Thurn-Albrecht, T. & Thelakkat, M. Nanoscale Morphology from Donor–Acceptor Block Copolymers: Formation and Functions. , pages 157-191, 2017.
[47] Hildner, R., Köhler, A., Müller-Buschbaum, P., Panzer, F. & Thelakkat, M. π-Conjugated Donor Polymers: Structure Formation and Morphology in Solution, Bulk and Photovoltaic Blends. Advanced Energy Materials, 7(16):1700314-n/a, 2017., (1700314).
[48] Müller-Buschbaum, P., Thelakkat, M., F. Fässler, T. & Stutzmann, M. Hybrid Photovoltaics - from Fundamentals towards Application. In Advanced Energy Materials, pages 1700248, 2017.
[49] Maier, J., Paers, M., Weller, T., Thelakkat, M. & Koehler, J. Deliberate Switching of Single Photochromic Triads. Scientific Reports, 7:41739, 2017.
[50] Weller, T., Breunig, M., Mueller, C.J., Gann, E., McNeill, C.R. & Thelakkat, M. Fluorination in thieno[3,4-c]pyrrole-4,6-dione copolymers leading to electron transport, high crystallinity and end-on alignment. J. Mater. Chem. C, 5:7527-7534, 2017.
[51] Wang, C., Mueller, C.J., Gann, E., Liu, A.C.Y., Thelakkat, M. & McNeill, C.R. Influence of fluorination on the microstructure and performance of diketopyrrolopyrrole-based polymer solar cells. Journal of Polymer Science Part B: Polymer Physics, 55(1):49-59, 2017.
[52] Heinrich, C.D., Tuncel Kostakoglu, S. & Thelakkat, M. Densely grafted liquid crystalline copper phthalocyanine side chain polymer: synthesis and characterization. J. Mater. Chem. C, 5:6259-6268, 2017.
[53] Balko, J., Portale, G., Lohwasser, R.H., Thelakkat, M. & Thurn-Albrecht, T. Surface induced orientation and vertically layered morphology in thin films of poly(3-hexylthiophene) crystallized from the melt. Journal of Materials Research, 32(10):1957-1968, 2017.
[54] Zeglio, E., Schmidt, M.M., Thelakkat, M., Gabrielsson, R., Solin, N. & Inganäs, O. Conjugated Polyelectrolyte Blends for Highly Stable Accumulation-Mode Electrochemical Transistors. Chemistry of Materials, 29(10):4293-4300, 2017.
[55] Stelling, C., Singh, C.R., Karg, M., Koenig, T.A.F., Thelakkat, M. & Retsch, M. Plasmonic nanomeshes: their ambivalent role as transparent electrodes in organic solar cells. Scientific Reports, 7:42530, 2017.
[56] Petrus, M.L., Schlipf, J., Li, C., Gujar, T.P., Giesbrecht, N., Müller-Buschbaum, P., Thelakkat, M., Bein, T., Hüttner, S. & Docampo, P. Capturing the Sun: A Review of the Challenges and Perspectives of Perovskite Solar Cells. Advanced Energy Materials, 7(16):1700264-n/a, 2017., (1700264).
[57] Thurn, J., Maier, J., Pars, M., Graf, K., Thelakkat, M. & Kohler, J. Temperature dependence of the conversion efficiency of photochromic perylene bisimide dithienylcyclopentene triads embedded in a polymer. Phys. Chem. Chem. Phys., 19:26065-26071, 2017.
[58] Hufnagel, M. & Thelakkat, M. Simultaneous morphological stability and high charge carrier mobilities in donor–acceptor block copolymer/PCBM blends. Journal of Polymer Science Part B: Polymer Physics, pages n/a-n/a, 2016.
[59] Zeglio, E., Schmidt, M.M., Thelakkat, M., Gabrielsson, R., Solin, N. & Inganaes, O. Conjugated Polyelectrolyte Blend as Photonic Probe of Biomembrane Organization. ChemistrySelect, 1(14):4340-4344, 2016.
[60] Mueller, C.J., Gann, E., Singh, C.R., Thelakkat, M. & McNeill, C.R. Control of Molecular Orientation in Polydiketopyrrolopyrrole Copolymers via Diffusive Noncovalent Interactions. Chemistry of Materials, 28(19):7088-7097, 2016.
[61] Balko, J., Rinscheid, A., Wurm, A., Schick, C., Lohwasser, R.H., Thelakkat, M. & Thurn-Albrecht, T. Crystallinity of poly(3-hexylthiophene) in thin films determined by fast scanning calorimetry. Journal of Polymer Science Part B: Polymer Physics, 54(18):1791-1801, 2016.
[62] Hufnagel, M., Fischer, M., Thurn-Albrecht, T. & Thelakkat, M. Influence of Fullerene Grafting Density on Structure, Dynamics, and Charge Transport in P3HT-b-PPC61BM Block Copolymers. Macromolecules, 49(5):1637-1647, 2016.
[63] Mitchell, V.D., Wong, W.W.H., Thelakkat, M. & Jones, D.J. The synthesis and purification of amphiphilic conjugated donor-acceptor block copolymers. Polym J, The Society of Polymer Science, Japan, 2016.
[64] Heinrich, C.D. & Thelakkat, M. Poly-(3-hexylthiophene) bottlebrush copolymers with tailored side-chain lengths and high charge carrier mobilities. J. Mater. Chem. C, 4:5370-5378, 2016.
[65] Gujar, T.P. & Thelakkat, M. Highly Reproducible and Efficient Perovskite Solar Cells with Extraordinary Stability from Robust CH3NH3PbI3: Towards Large-Area Devices. Energy Technology, 4(3):449-457, 2016.
[66] Wang, C., Mueller, C.J., Gann, E., Liu, A.C.Y., Thelakkat, M. & McNeill, C.R. EDOT-diketopyrrolopyrrole copolymers for polymer solar cells. J. Mater. Chem. A, 4:3477-3486, 2016.
[67] Singh, S., Li, C., Panzer, F., Narasimhan, K.L., Graeser, A., Gujar, T.P., Köhler, A., Thelakkat, M., Huettner, S. & Kabra, D. Effect of Thermal and Structural Disorder on the Electronic Structure of Hybrid Perovskite Semiconductor CH3NH3PbI3. The Journal of Physical Chemistry Letters, 7(15):3014-3021, 2016., (PMID: 27435936).
[68] Singh, C.R., Li, C., Mueller, C.J., Hüttner, S. & Thelakkat, M. Influence of Electron Extracting Interface Layers in Organic Bulk-Heterojunction Solar Cells. Advanced Materials Interfaces, pages n/a-n/a, 2016.
[69] Konkin, A., Singh, C., Orlinskii, S., Mamin, G., Aganov, A., Lohwasser, R., Ritter, U., Scharff, P., Thelakkat, M. & Hoppe, H. Light-induced X,W-band Electron Spin Resonance study of double-crystalline donor-acceptor P3HT-b-PPerAcr block copolymers in solid thin films. Synthetic Metals, 215:251-259, 2016.
[70] Raithel, D., Baderschneider, S., de Queiroz, T.B., Lohwasser, R., Koehler, J., Thelakkat, M., Kuemmel, S. & Hildner, R. Emitting Species of Poly(3-hexylthiophene): From Single, Isolated Chains to Bulk. Macromolecules, 49(24):9553-9560, 2016.
[71] Singh, C.R., Honold, T., Gujar, T.P., Retsch, M., Fery, A., Karg, M. & Thelakkat, M. The role of colloidal plasmonic nanostructures in organic solar cells. Phys. Chem. Chem. Phys., pages -, 2016.
[72] Panzer, F., Hanft, D., Gujar, T.P., Kahle, F.J., Thelakkat, M., Köhler, A. & Moos, R. Compact Layers of Hybrid Halide Perovskites Fabricated via the Aerosol Deposition Process—Uncoupling Material Synthesis and Layer Formation. Materials, 9(4):277, 2016.
[73] Panzer, F., Baderschneider, S., Gujar, T.P., Unger, T., Bagnich, S., Jakoby, M., Bässler, H., Hüttner, S., Köhler, J., Moos, R., Thelakkat, M., Hildner, R. & Köhler, A. Reversible Laser Induced Amplified Spontaneous Emission from Coexisting Tetragonal and Orthorhombic Phases in Hybrid Lead Halide Perovskites. Advanced Optical Materials, pages n/a-n/a, 2016.
[74] Reichstein, P.M., Gödrich, S., Papastavrou, G. & Thelakkat, M. Influence of Composition of Amphiphilic Double-Crystalline P3HT-b-PEG Block Copolymers on Structure Formation in Aqueous Solution. Macromolecules, 49(15):5484-5493, 2016.
[75] Mueller, C.J., Singh, C.R. & Thelakkat, M. EDOT-diketopyrrolopyrrole copolymers for high bulk hole mobility and near infrared absorption. Journal of Polymer Science Part B: Polymer Physics, 54(6):639-648, 2016.
[76] Mueller, C.J., Klein, T., Gann, E., McNeill, C.R. & Thelakkat, M. Azido-Functionalized Thiophene as a Versatile Building Block To Cross-Link Low-Bandgap Polymers. Macromolecules, 2016.
[77] Hunger, C., Rao, K.D.M., Gupta, R., Singh, C.R., Kulkarni, G.U. & Thelakkat, M. Transparent Metal Network with Low Haze and High Figure of Merit applied to Front and Back Electrodes in Semitransparent ITO-free Polymer Solar Cells. Energy Technology, 3(6):638-645, WILEY-VCH Verlag, 2015.
[78] Mueller, C.J., Gann, E., McNeill, C.R. & Thelakkat, M. Influence of fluorination in [small pi]-extended backbone polydiketopyrrolopyrroles on charge carrier mobility and depth-dependent molecular alignment. J. Mater. Chem. C, 3:8916-8925, 2015.
[79] Mueller Christian, , Brendel, M., Ruckdeschel, P., Pflaum, J. & Thelakkat, M. Diketopyrrolopyrroles with a Distinct Energy Level Cascade for Efficient Charge Carrier Generation in Organic Solar Cells. Advanced Energy Materials, pages in print, 2015.
[80] Hufnagel, M., Fischer, M., Thurn-Albrecht, T. & Thelakkat, M. Donor-acceptor block copolymers carrying pendant PC71BM fullerenes with an ordered nanoscale morphology. Polym. Chem., pages -, 2015.
[81] Mueller, C.J., Singh, C.R., Fried, M., Huettner, S. & Thelakkat, M. High Bulk Electron Mobility Diketopyrrolopyrrole Copolymers with Perfluorothiophene. Advanced Functional Materials, 25(18):2725-2736, 2015.
[82] Karg, M., König, T.A., Retsch, M., Stelling, C., Reichstein, P.M., Honold, T., Thelakkat, M. & Fery, A. Colloidal self-assembly concepts for light management in photovoltaics. Materials Today, 18(4):185-205, 2015.
[83] Schmidt, R., Pärs, M., Weller, T., Thelakkat, M. & Köhler, J. Trapping on demand: External regulation of excitation energy transfer in a photoswitchable smart matrix. Appl. Phys. Lett., 104:13304, 2014.
[84] Neubig, A. & Thelakkat, M. Random vs. alternating donor-acceptor copolymers: A comparative study of absorption and field effect mobility. Polymer, 55(11):2621-2627, 2014.
[85] Rao, K.D.M., Hunger, C., Gupta, R., Kulkarni, G.U. & Thelakkat, M. A cracked polymer templated metal network as a transparent conducting electrode for ITO-free organic solar cells. Phys. Chem. Chem. Phys., 16(29):15107-15110, The Royal Society of Chemistry, 2014.
[86] Brendel, J.C., Schmidt, M.M., Hagen, G., Moos, R. & Thelakkat, M. Controlled Synthesis of Water-Soluble Conjugated Polyelectrolytes Leading to Excellent Hole Transport Mobility. Chemistry of Materials, 26(6):1992-1998, 2014.
[87] Inal, S., Rivnay, J., Leleux, P., Ferro, M., Ramuz, M., Brendel, J.C., Schmidt, M.M., Thelakkat, M. & Malliaras, G.G. A High Transconductance Accumulation Mode Electrochemical Transistor. Advanced Materials, 26(44):7450-7455, 2014.
[88] Spreitler, F., Sommer, M., Hollfelder, M., Thelakkat, M., Gekle, S. & Kohler, J. Unravelling the conformations of di-(perylene bisimide acrylate) by combining time-resolved fluorescence-anisotropy experiments and molecular modelling. Phys. Chem. Chem. Phys., 16:25959-25968, 2014.
[89] Neumann, K. & Thelakkat, M. Perovskite solar cells involving poly(tetraphenylbenzidine)s: investigation of hole carrier mobility, doping effects and photovoltaic properties. RSC Adv., 4(82):43550-43559, 2014.
[90] Marr, I., Neumann, K., Thelakkat, M. & Moos, R. Undoped and doped poly(tetraphenylbenzidine) as sensitive material for an impedimetric nitrogen dioxide gas dosimeter. Applied Physics Letters, 105(13):-, 2014.
[91] Hufnagel, M., Muth, M.A., Brendel, J.C. & Thelakkat, M. Fullerene-Grafted Copolymers Exhibiting High Electron Mobility without Nanocrystal Formation. Macromolecules, 47(7):2324-2332, 2014.
[92] Pars, M., Gradmann, M., Graf, K., Bauer, P., Thelakkat, M. & Kohler, J. Optical gating with organic building blocks. A quantitative model for the fluorescence modulation of photochromic perylene bisimide dithienylcyclopentene triads. Sci. Rep., 4:-, Macmillan Publishers Limited. All rights reserved, 2014.
[93] Panzer, F., Bässler, H., Lohwasser, R., Thelakkat, M. & Köhler, A. The Impact of Polydispersity and Molecular Weight on the Order–Disorder Transition in Poly(3-hexylthiophene). The Journal of Physical Chemistry Letters, 5(15):2742-2747, 2014.
[94] Neumann, K., Schwarz, C., Köhler, A. & Thelakkat, M. Influence of the Excited-State Charge-Transfer Character on the Exciton Dissociation in Donor–Acceptor Copolymers. J. Phys. Chem. C, 118:27-36, 2014.
[95] Muth, M., Gupta, G., Wicklein, A., Carrasco-Orozco, M., Thurn-Albrecht, T. & Thelakkat, M. Crystalline vs Liquid Crystalline Perylene Bisimides: Improved Electron Mobility via Substituent Alteration. J. Phys. Chem. C, 118:92-102, 2014.
[96] Karolewski, A., Neubig, A., Thelakkat, M. & Kümmel, S. Optical absorption in donor–acceptor polymers – alternating vs. random. Phys. Chem. Chem. Phys., 15:20016-20025, 2013.
[97] Daeneke, T., Gräf, K., Watkins, S.E., Thelakkat, M. & Bach , U. Infrared Sensitizers in Titania-Based Dye-Sensitized Solar Cells using a Dimethylferrocene Electrolyte. ChemSusChem, 6(11):2056-2060, WILEY-VCH Verlag, 2013.
[98] Balko, J., Sommer, M., Lohwasser, R., Thelakkat, M. & Thurn-Albrecht, T. Determination of the Crystallinity of Semicrystalline Poly(3-hexylthiophene) by Means of Wide-Angle X-ray Scattering. Macromolecules, 46:9642-9651, 2013.
[99] Dibb, G., Muth, M., Kirchartz, T., Engmann, S., Hoppe, H., Gobsch, G., Thelakkat, M., Blouin, N., Tierney, S., Carrasco-Orozco, M., Durrant, J. & Nelson, J. Influence of doping on charge carrier collection in normal and inverted geometry polymer: fullerene solar cells. Sci. Rep., 3:3335, 2013.
[100] Muth, M., Mitchel, W., Tierney, S., Lada, T., Xue, X., Richter, H., Carrasco-Orozco, M. & Thelakkat, M. Influence of charge carrier mobility and morphology on solar cell parameters in devices of mono- and bis-fullerene adducts. Nanotech., 24:484001 (1-6), 2013.
[101] Goldberg-Oppenheimer, P., Kabra, D., Vignolini, S., Hüttner, S., Sommer, M., Neumann, K., Thelakkat, M. & Steiner, U. Hierarchical Orientation of Crystallinity by Block-Copolymer Patterning and Alignment in an Electric Field. Chem. Mater., 25:1063-1070, 2013.
[102] Gräf, K., Körzdörfer, T., Kümmel, S. & Thelakkat, M. Synthesis of donor-substituted meso-phenyl and meso-ethynylphenyl BODIPYs with broad absorption. New J. Chem., 37:1417-1426, 2013.
[103] Gräf, K., Rahim, M.A., Das, S. & Thelakkat, M. Complementary co-sensitization of an aggregating squaraine dye in solid-state dye-sensitized solar cells. Dyes and Pigments, 99(3):1101-1106, 2013.
[104] Lang, A., Muth, M., Heinrich, C., Carrasco-Orozco, M. & Thelakkat, M. Pendant perylene polymers with high electron mobility. J. Polym. Sci. B Polym. Phys., 51:1480-1486, 2013.
[105] Brendel, J., Liu, F., Lang, A., Russell, T. & Thelakkat, M. Macroscopic Vertical Alignment of Nanodomains in Thin Films of Semiconductor Amphiphilic Block Copolymers. ACS Nano, 7:6069-6078, 2013.
[106] Gupta, G., Lohwasser, R., Engmann, S., Balko, J., Thelakkat, M., Thurn-Albrecht, T. & Hoppe, H. Correlation of charge transport with structural order in highly ordered melt-crystallized poly(3-hexylthiophene) thin films. J. Polym. Sci. B Polym. Phys., 51:943-951, 2013.
[107] Saberi Moghaddam, R., Hüttner, S., Vaynzof, Y., Ducati, C., Divitini, G., Lohwasser, R., Musselman, K., Sepe, A., Scherer, M., Thelakkat, M., Steiner, U. & Friend, R. Polymer Crystallization as a Tool To Pattern Hybrid Nanostructures: Growth of 12 nm ZnO Arrays in Poly(3-hexylthiophene).. Nano Letters, 13:4499-4504, 2013.
[108] Pärs, M., Gräf, K., Bauer, P., Thelakkat, M. & Köhler, J. Optical gating of perylene bisimide fluorescence using dithienylcyclopentene photochromic switches. Appl. Phys. Lett., 103:221115, 2013.
[109] Bauer, P., Sommer, M., Thurn, J., Pärs, M., Köhler, J. & Thelakkat, M. A photoswitchable poly(3-hexylthiophene). Chem. Comm., 49:4637-4639, 2013.
[110] Kurz, R., Cobo, M., de Azevedo, E., Sommer, M., Wicklein, A., Thelakkat, M., Hempel, G. & Saalwächter, K. Avoiding Bias Effects in NMR Experiments for Heteronuclear Dipole–Dipole Coupling Determinations: Principles and Application to Organic Semiconductor Materials. ChemPhysChem, 14:3146-55, 2013.
[111] Scharsich, C., Lohwasser, R., Sommer, M., Asawapirom, U., Scherf, U., Thelakkat, M., Neher, D. & Köhler, A. Control of aggregate formation in poly(3-hexylthiophene) by solvent, molecular weight, and synthetic method. J. Polym. Sci. B Polym. Phys., 50:442-453, 2012.
[112] Lohwasser, R. & Thelakkat, M. Synthesis of Amphiphilic Rod–Coil P3HT-b-P4VP Carrying a Long Conjugated Block Using NMRP and Click Chemistry. Macromolecules, 45:3070-3077, 2012.
[113] Yum, J.H., Moon, S.J., Karthikeyan, C.S., Wietasch, H., Thelakkat, M., Zakeeruddin, S.M., Nazeeruddin, M. & Grätzel, M. Heteroleptic ruthenium complex containing substituted triphenylamine hole-transport unit as sensitizer for stable dye-sensitized solar cell. Nano Energy, 1(1):6-12, 2012.
[114] Wijeratne, K., Akilavasan, J., Thelakkat, M. & Bandara, J. Enhancing the solar cell efficiency through pristine 1-dimensional SnO2 nanostructures: Comparison of charge transport and carrier lifetime of SnO2 particles vs. nanorods. Electrochim. Acta, 72:192-198, 2012.
[115] Katharina, N. & Thelakkat, M. Synthesis and characterization of donor-acceptor copolymers carrying triphenylamine units for photovoltaic applications. Proc. SPIE, 8477:84771H-84771H-3, 2012.
[116] Kohn, P., Ghazaryan, L., Gupta, G., Sommer, M., Wicklein, A., Thelakkat, M. & Thurn-Albrecht, T. Thermotropic Behavior, Packing, and Thin Film Structure of an Electron Accepting Side-Chain Polymer. Macromolecules, 45:5676-5683, 2012.
[117] Brendel, J., Burchardt, H. & Thelakkat, M. Semiconductor amphiphilic block copolymers for hybrid donor–acceptor nanocomposites. J. Mater. Chem., 22:24386-24393, 2012.
[118] Willinger, K. & Thelakkat, M. Photosensitizers in Solar Energy Conversion. In Photosensitizers in Medicine, Environment, and Security, pages 527-617, Springer Netherlands, 2012.
[119] Spreitler, F., Sommer, M., Thelakkat, M. & Köhler, J. Conformational dynamics of di-(perylene bisimide acrylate) and its footprints in steady-state, time-resolved, and fluorescence-correlation spectroscopy. Phys. Chem. Chem. Phys., 14:7971-7980, 2012.
[120] Andringa, A., Roelofs, W., Sommer, M., Thelakkat, M., Kemerink, M. & de Leeuw, D. Localizing trapped charge carriers in NO2 sensors based on organic field-effect transistors. Appl. Phys. Lett., 101:153302, 2012.
[121] Bandara, J., Shankar, K., Basham, J., Wietasch, H., Paulose, M., Varghese, O., Grimes, C. & Thelakkat, M. Integration of TiO2 nanotube arrays into solid-state dye-sensitized solar cells. Eur. Phys. J. Appl. Phys., 53:20601, 2011.
[122] Haberkorn, N., Kim, S., Kim, K., Sommer, M., Thelakkat, M., Sohn, B. & Theato, P. Template-Assisted Fabrication of Highly Ordered Interpenetrating Polymeric Donor/Acceptor Nanostructures for Photovoltaic Applications. Macromol. Chem. Phys., 212:2142-2150, 2011.
[123] Erten-Ela, S., Brendel, J. & Thelakkat, M. Solid-state dye-sensitized solar cells fabricated with nanoporous TiO2 and TPD dyes: Analysis of penetration behavior and I–V characteristics. Chem. Phys. Lett., 510:93-98, 2011.
[124] Bandara, J., Willinger, K. & Thelakkat, M. Multichromophore light harvesting in hybrid solar cells. Phys. Chem. Chem. Phys., 13:12906-12911, 2011.
[125] Lang, A. & Thelakkat, M. Modular synthesis of poly(perylene bisimides) using click chemistry: A comparative study. Polym. Chem., 2:2213-2221, 2011.
[126] Muth, M.A., Carrasco-Orozco, M. & Thelakkat, M. Liquid-Crystalline Perylene Diester Polymers with Tunable Charge-Carrier Mobility. Advanced Functional Materials, 21(23):4510-4518, WILEY-VCH Verlag, 2011.
[127] Xe, L., Nazeeruddin, M., Thelakkat, M., Barnes, P. & Durrant, J. Spectroelectrochemical studies of hole percolation on functionalised nanocrystalline TiO2 films: a comparison of two different ruthenium complexes. Phys. Chem. Chem. Phys., 13:1575-1584, 2011.
[128] Pérez León, C., Kador, L., Peng, B. & Thelakkat, M. Effect of the substrate morphology on the adsorption of Ru-bipyridyl sensitizers on anatase TiO2. Phys. Status Solidi A, 208:59-64, 2011.
[129] Bandara, J., Shankar, K., Grimes, C. & Thelakkat, M. Efficient and stable, structurally inverted poly(3-hexylthiopen): [6,6]-phenyl-C61-butyric acid methyl ester heterojunction solar cells with fibrous like poly(3-hexylthiopen). Thin Solid Films, 520:582-590, 2011.
[130] Lohwasser, R. & Thelakkat, M. Toward Perfect Control of End Groups and Polydispersity in Poly(3-hexylthiophene) via Catalyst Transfer Polymerization. Macromolecules, 44:3388-3397, 2011.
[131] Hüttner, S., Sommer, M., Kohn, P., Hodgkiss, J., Thurn-Albrecht, T., Friend, R., Steiner, U. & Thelakkat, M. Tunable charge transport using supramolecular self-assembly of nanostructured crystalline block copolymers. ACS Nano, 5:3506-3515, 2011.
[132] Zerson, M., Spitzner, E., Riesch, C., Lohwasser, R., Thelakkat, M. & Magerle, R. Subsurface Mapping of Amorphous Surface Layers on Poly(3-hexylthiophene). Macromolecules, 44:5874-5877, 2011.
[133] Sommer, M., Himmerlich, M., Wicklein, A., Krischok, S., Thelakkat, M. & Hoppe, H. Morphology controlled open circuit voltage in polymer solar cells. physica status solidi (RRL) – Rapid Research Letters, 5(7):247-249, WILEY-VCH Verlag, 2011.
[134] Pars, M., Hofmann, C., Willinger, K., Bauer, P., Thelakkat, M. & Köhler, J. An Organic Optical Transistor Operated under Ambient Conditions. Angew. Chem. Int. Ed., 50:11405-11408, 2011.
[135] Barea, E., Garcia-Belmonte, G., Sommer, M., Hüttner, S., Bolink, H. & Thelakkat, M. Determination of charge carrier mobility of hole transporting polytriarylamine-based diodes. Thin Solid Films, 518:3351-3354, 2010.
[136] Lang, A., Neubig, A., Sommer, M. & Thelakkat, M. NMRP versus “Click” Chemistry for the Synthesis of Semiconductor Polymers Carrying Pendant Perylene Bisimides. Macromolecules, 43:7001-7010, 2010.
[137] Lohwasser, R. & Thelakkat, M. Synthesis and Characterization of Monocarboxylated Poly(3-hexylthiophene)s via Quantitative End Group Functionalization. Macromolecules, 43:7611-7616, 2010.
[138] Michael Sommer, S.H. & Thelakkat, M. Donor-Acceptor Diblock Copolymers for Photovoltaic Applications. J. Mater. Chem, 2010.
[139] Hüttner, S., Sommer, M., Steiner, U. & Thelakkat, M. Organic Field Effect Transistors from Triarylamine Side-chain Polymers. Appl. Phys. Lett., 96:73503, 2010.
[140] Pascui, O.F., Lohwasser, R., Sommer, M., Thelakkat, M., Thurn-Albrecht, T. & Saalwächter, K. High Crystallinity and Nature of Crystal−Crystal Phase Transformations in Regioregular Poly(3-hexylthiophene). Macromolecules, 43:9401-9410, 2010.
[141] Sommer, M., Hüttner, S. & Thelakkat, M. Donor–acceptor block copolymers for photovoltaic applications. J. Mater. Chem., 20:10788-10797, 2010.
[142] Kolemen, S., Cakmak, Y., Erten-Ela, S., Altay, Y., Brendel, J., Thelakkat, M. & Akkaya, E. Solid-State Dye-Sensitized Solar Cells Using Red and Near-IR Absorbing Bodipy Sensitizers. Org. Lett., 12:3812-3815, 2010.
[143] Wu, Z., Petzold, A., Henze, T., Thurn-Albrecht, T., Lohwasser, R., Sommer, M. & Thelakkat, M. Temperature and Molecular Weight Dependent Hierarchical Equilibrium Structures in Semiconducting Poly(3-hexylthiophene). Macromolecules, 43:4646-4653, 2010.
[144] Wicklein, A., Kohn, P., Ghazaryan, L., Thurn-Albrecht, T. & Thelakkat, M. Synthesis and structure elucidaton of discotic liquid crystalline perylene imide benzimidazole. Chem. Comm., 46:2328-2330, 2010.
[145] Hofmann, C., Lindner, S., Ruppert, M., Hirsch, A., Haque, S., Thelakkat, M. & Köhler, J. Mutual Interplay of Light Harvesting and Triplet Sensitizing in a Perylene Bisimide Antenna−Fullerene Dyad. J. Phys. Chem. B, 114:9148-9156, 2010.
[146] Hofmann, C., Lindner, S., Ruppert, M., Hirsch, A., Haque, S., Thelakkat, M. & Köhler, J. The influence of π-π-stacking on the light-harvesting properties of perylene bisimide antennas that are covalently linked to a [60]fullerene.. Phys. Chem. Chem. Phys., 12:14485-91, 2010.
[147] Sommer, M., Huettner, S. & Thelakkat, M. Donor–Acceptor Block Copolymers with Nanoscale Morphology for Photovoltaic Applications. In Complex Macromolecular Systems II, 228:123-153, Springer Berlin Heidelberg, 2010.
[148] Wicklein, A., Muth, M. & Thelakkat, M. Room temperature liquid crystalline perylene diester benzimidazoles with extended absorption. J. Mater. Chem., 20:8646-8652, 2010.
[149] Brendel, J., Lu, Y. & Thelakkat, M. Polymer templated nanocrystalline titania network for solid state dye sensitized solar cells. J. Mater. Chem., 20:7255-7265, 2010.
[150] Kale, T., Krishnamoorthy, K., Thelakkat, M. & Thayumanavan, S. Charge Mobility in Nonconjugated Dendrons with Charge Transport Functionality in Every Layer. J. Phys. Chem. Lett., 1:1116-1121, 2010.
[151] Bhongale, C.J. & Thelakkat, M. Efficient hybrid polymer/titania solar cells sensitized with carboxylated polymer dye. Solar Energy Materials and Solar Cells, 94(5):817-822, 2010.
[152] Huttner, S., Sommer, M., Chiche, A., Krausch, G., Steiner, U. & Thelakkat, M. Controlled solvent vapour annealing for polymer electronics. Soft Matter, 5:4206-4211, The Royal Society of Chemistry, 2009.
[153] Radhakrishnan, S., Somanathan, N. & Thelakkat, M. Thermal Degradation Studies of Polythiophenes Containing Hetero Aromatic Side Chains. International Journal of Thermophysics, 30(3):1074-1087, Springer US, 2009.
[154] Sommer, M., Hüttner, S., Steiner, U. & Thelakkat, M. Influence of molecular weight on the solar cell performance of double-crystalline donor-acceptor block copolymers. Appl. Phys. Lett., 95:183308, 2009.
[155] Lang, A., Kogler, F., Sommer, M., Wiesner, U. & Thelakkat, M. Semiconductor Dendritic-Linear Block Copolymers by Nitroxide Mediated Radical Polymerization. Macromol. Rapid Comm., 30:1243-1248, 2009.
[156] King, S., Sommer, M., Huettner, S., Thelakkat, M. & Haque, S.A. Charge separation and recombination in self-organizing nanostructured donor-acceptor block copolymer films. J. Mater. Chem., 19:5436-5441, The Royal Society of Chemistry, 2009.
[157] Willinger, K., Fischer, K., Kisselev, R. & Thelakkat, M. Synthesis, spectral, electrochemical and photovoltaic properties of novel heteroleptic polypyridyl ruthenium(II) donor-antenna dyes. J. Mater. Chem., 19:5364-5376, 2009.
[158] Lohwasser, R., Bandara, J. & Thelakkat, M. Tailor-made synthesis of poly(3-hexylthiophene) with carboxylic end groups and its application as a polymer sensitizer in solid-state dye-sensitized solar cells. J. Mater. Chem., 19:4126-4130, 2009.
[159] Zharnikova, N., Usol'tseva, N., Kudrik, E. & Thelakkat, M. Synthesis, Mesomorphism and Electrochemical Properties of Tetrasubstituted Zinc and Copper Phthalocyanines. J. Mater. Chem., 19:3161-3167, 2009.
[160] Wicklein, A., Ghosh, S., Sommer, M., Würthner, F. & Thelakkat, M. Self-Assembly of Semiconductor Organogelator Nanowires for Photoinduced Charge Separation. ACS Nano, 3:1107-1114, 2009.
[161] Wicklein, A., Lang, A., Muth, M. & Thelakkat, M. Swallow-Tail Substituted Liquid Crystalline Perylene Bisimides: Synthesis and Thermotropic Properties. Journal of the American Chemical Society, 131(40):14442-14453, 2009., (PMID: 19764754).
[162] Hofmann, C., Bauer, P., Haque, S., Thelakkat, M. & Köhler, J. Energy- and charge-transfer processes in flexible organic donor-acceptor dyads. J. Chem. Phys., 131:144512 (1-10), 2009.
[163] Snaith, H., Karthikeyan, C., Petrozza, A., Teuscher, J., Moser, J.E., Nazeeruddin, M., Thelakkat, M. & Grätzel, M. High extinction coefficient “antenna” dye in solid-state dye-sensitised solar cells: a photo-physical and electronic study. J. Phys. Chem. C, 112:7562-7566, 2008.
[164] Ravichandar, R., Thelakkat, M. & Somanthan, N. Fluorescence Quenching of Substituted Polyperylene with Functionalized Polythiophenes. J. Fluoresc., 18:891-898, 2008.
[165] Hüttner, S., Sommer, M. & Thelakkat, M. n-type organic field effect transistors from perylene bisimide block copolymers and homopolymers. Applied Physics Letters, 92(9):-, 2008.
[166] Sommer, M., Lang, A. & Thelakkat, M. Crystalline–Crystalline Donor–Acceptor Block Copolymers. Angewandte Chemie International Edition, 47(41):7901-7904, WILEY-VCH Verlag, 2008.
[167] Boschloo, G., Marinado, T., Nonomura, K., Edvinsson, T., Agrios, A., Hagberg, D., Sun, L., Quintana, M., Karthikeyan, C., Thelakkat, M. & Hagfeldt, A. A comparative study of a polyene-diphenylaniline dye and Ru(dcbpy)2(NCS)2 in electrolyte-based and solid-state dye-sensitized solar cells. Thin Solid Films, 516(20):7214-7217, 2008., (Proceedings on Advanced Materials and Concepts for Photovoltaics \EMRS\ 2007 Conference, Strasbourg, France).
[168] Maria, S., Susha, A., Sommer, M., Rogach, A. & Thelakkat, M. Semiconductor Block Copolymer Nanocomposites with Lamellar Morphology via Self- Organization. Macromolecules, 41:6081-6088, 2008.
[169] Karthikeyan, C. & Thelakkat, M. Key aspects of individual layers in solid-state dye-sensitized solar cells and novel concepts to improve their performance. Inorg. Chim. Acta, 361:635-655, 2008.
[170] Shankar, K., Bandara, J., Paulose, M., Wietasch, H., Varghese, O., Mor, G., LaTempa, T., Thelakkat, M. & Grimes, C. Highly Efficient Solar Cells using TiO2 Nanotube Arrays Sensitized with a Donor-Antenna Dye. Nano Letters, 8:1654-1659, 2008.
[171] Sommer, M., Hüttner, S., Wunder, S. & Thelakkat, M. Electron-Conducting Block Copolymers: Morphological, Optical, and Electronic Properties. Advanced Materials, 20(13):2523-2527, WILEY-VCH Verlag, 2008.
[172] Alagiriswamy, A., Jäger, C., Haarer, D., Thelakkat, M., Knoll, A. & Krausch, G. Local potential distribution of macrophase separated polymer blend domains. J. Phys. D Appl. Phys., 40:4855-4865, 2007.
[173] Neuber, C., Bäte, M., Thelakkat, M., Schmidt, H.W., Hänsel, H., Zettl, H. & Krausch, G. Combinatorial Preparation and Characterization of Thin-Film Multilayer Electro-Optical Devices. Rev. Sci. Instr., 78:072216 1-11, 2007.
[174] Karthikeyan, C., Wietasch, H. & Thelakkat, M. Highly Efficient Solid-State Dye-Sensitized TiO2 Solar Cells Using Donor Antenna Dyes Capable of Multistep Charge Transfer Cascade. Adv. Mater., 19:1091-1095, 2007.
[175] Bauer, P., Wietasch, H., Lindner, S. & Thelakkat, M. Synthesis and Characterization of Donor-Bridge-Acceptor Molecule Containing Tetraphenylbenzidine and Perylene bisimide. Chem. Mater., 19:88-94, 2007.
[176] Handa, S., Wietasch, H., Thelakkat, M., Durrant, J. & Haque, S. Reducing charge recombination losses in solid state dye sensitized solar cells: the use of donor-acceptor sensitizer dyes. Chem. Comm., 17:1725-1727, 2007.
[177] Lindner, S., Kaufmann, N. & Thelakkat, M. Nanostructured Semiconductor Block Copolymers: p-p Stacking, Optical and Electrochemical Properties. Org. Electr., 8:69-75, 2007.
[178] Karthikeyan, C., Peter, K., Wietasch, H. & Thelakkat, M. Highly efficient solid-state dye-sensitized TiO2 solar cells via control of retardation of recombination using novel donor-antenna dyes. Solar Energy Materials and Solar Cells, 91(5):432-439, 2007., (Selected Papers from the European Conference on Hybrid and Organic Solar Cells -- \ECHOS\ '06European Conference on Hybrid and Organic Solar Cells).
[179] Sommer, M., Lindner, S. & Thelakkat, M. Microphase-Separated Donor–Acceptor Diblock Copolymers: Influence of HOMO Energy Levels and Morphology on Polymer Solar Cells. Advanced Functional Materials, 17(9):1493-1500, WILEY-VCH Verlag, 2007.
[180] Scharf, C., Peter, K., Bauer, P., Jung, C., Thelakkat, M. & Köhler, J. Towards the Characterisation of Energy-Transfer Processes in Organic Donor-Acceptor Dyads Based on Triphenyldiamine and Perylenebisimides. Chem. Phys., 328:403-409, 2006.
[181] Karthikeyan, C., Thelakkat, M. & Willert-Porada, M. Different Mesoporous Titania Films for Solid State Dye Sensitized Solar Cells. Thin Solid Films, 511-512:187-194, 2006.
[182] C. Pérez León, *., L. Kador, ., B. Peng, . & Thelakkat‡, a.M. Characterization of the Adsorption of Ru-bpy Dyes on Mesoporous TiO2 Films with UV−Vis, Raman, and FTIR Spectroscopies. The Journal of Physical Chemistry B, 110(17):8723-8730, 2006., (PMID: 16640428).
[183] Radhakrishnan, S., Somanathan, N., Narashimhaswamy, T., Thelakkat, M. & Schmidt, H.W. Thermal studies on polythiophene containing mesogenic side chains. J. Therm. Anal. Calorim., 85:433-438, 2006.
[184] Lindner, S. & Thelakkat, M. Fluorescent Dye-Labeled Polymers Carrying Triphenylamine, Styrene, or Acrylate Pendant Groups. Macromol. Chem. Phys., 207:2084-2092, 2006.
[185] Lindner, S.M., Hüttner, S., Chiche, A., Thelakkat, M. & Krausch, G. Charge Separation at Self-Assembled Nanostructured Bulk Interface in Block Copolymers. Angewandte Chemie International Edition, 45(20):3364-3368, WILEY-VCH Verlag, 2006.
[186] Sommer, M. & Thelakkat, M. Synthesis, Characterization and Application of Donor-Acceptor Block Copolymers in Nanostructured Bulk Heterojunction Solar Cells. Eur. Phys. J. Appl. Phys., 36:245-249, 2006.
[187] Pérez León, C., Kador, L., Peng, B. & Thelakkat, M. Influence of the Solvent on the Surface-Enhanced Raman Spectra of Ruthenium(II) Bipyridyl Complexes. J. Phys. Chem. C, 109:5783-5789, 2005.
[188] Haque, S.A., Handa, S., Peter, K., Palomares, E., Thelakkat, M. & Durrant, J.R. Supermolecular Control of Charge Transfer in Dye-Sensitized Nanocrystalline TiO2 Films: Towards a Quantitative Structure–Function Relationship. Angewandte Chemie International Edition, 44(35):5740-5744, WILEY-VCH Verlag, 2005.
[189] Karthikeyan, C., Thelakkat, M. & Willert-Porada, M. Dye Sensitized Solar Cells: A Comparative Study Using Different Nanocrystalline-Titania. Ceram. Trans., 172:115, 2005.
[190] Peng, B., Peter, K., Wietasch, H. & Thelakkat, M. Interface Modifications in Solid-State Dye-Sensitized TiO2 Solar Cells. Proc. of SPIE, 5215:60-70, 2004.
[191] Peng, B., Jungmann, G., Jäger, C., Haarer, D., Schmidt, H.W. & Thelakkat, M. Systematic investigation of the role of compact TiO2 layer in solid state, dye-sensitized TiO2 solar cells. Coord. Chem. Rev., 248:1479-1489, 2004.
[192] Peter, K., Wietasch, H., Peng, B. & Thelakkat, M. Dual-functional materials for interface modifications in solid-state dye-sensitised TiO2 solar cells. Applied Physics A, 79(1):65-71, Springer-Verlag, 2004.
[193] Thelakkat, M., Schmitz, C., Neuber, C. & Schmidt, H.W. Materials screening and combinatorial development of thin film multilayer electro-optical devices. Macromol. Rapid Comm., 25:204-223, 2004.
[194] Jäger, C., Haarer, D., Peng, B. & Thelakkat, M. The influence of the Time-of-flight mobility on the efficiency of solid-state dye-sensitized TiO2 solar cells. Appl. Phys. Lett., 85:6185-6187, 2004.
[195] Kisselev, R. & Thelakkat, M. Synthesis and Characterization of Poly(triarylamine)s Containing Isothianaphthene Moieties. Macromolecules, 37:8951-8958, 2004.
[196] Lindner, S. & Thelakkat, M. Nanostructured n-type Organic Semiconductor in a p-type Matrix via Self-Assembly of Block Copolymers. Macromolecules, 37:8832-8835, 2004.
[197] Thelakkat, M. Organic light emitting diods. Encyclopedia of Supramolecular, 2004.
[198] Leopold, A., Bausinger, R., Haarer, D., Ostrauskaite, J. & Thelakkat, M. Influence of the sensitizer on the dynamic behaviour of an organic photorefractive material. Proc. of SPIE, 5216:202-210, 2003.
[199] Peter, K. & Thelakkat, M. Synthesis and Characterization of Bifunctional Polymers Carrying Tris(bipyridyl)ruthenium(II) and Triphenylamine Units. Macromolecules, 36:1779-1785, 2003.
[200] Hänsel, H., Zettl, H., Krausch, G., Kisselev, R., Thelakkat, M. & Schmidt, H.W. Optical and Electronic Contributions in Double-Heterojunction Organic Thin-Film Solar Cells. Adv. Mater., 24:2056-2060, 2003.
[201] Thelakkat, M., Schmitz, C. & Schmidt, H.W. Fully Vapor-Deposited Thin-Layer Titanium Dioxide Solar Cells. Adv. Mater., 14:577-581, 2002.
[202] Kisselev, R. & Thelakkat, M. Synthesis of novel 1,3-bis(5-diarylaminothiophen-2-yl)isothianaphthenes. Chem. Commun., pages 1530-1531, The Royal Society of Chemistry, 2002.
[203] Leopold, A., Bausinger, R., Haarer, D., Ostrauskaite, J. & Thelakkat, M. Temperature Dependencies in Organic Photorefractive materials. Proc. of SPIE, 4802:33-41, 2002.
[204] Somanathan, N., Radhakrishnan, S., Thelakkat, M. & Schmidt, H.W. Studies on 3-(2-ethylhexyl)thiophene polymers. Macromol. Mater. Eng., 287:236-242, 2002.
[205] Thelakkat, M. Star-shaped, Dendrimeric and polymeric triarylamines as Photoconductors and Hole transport Materials. Macromol. Mater. Eng., 287:442-461, 2002.
[206] Thelakkat, M., Ostrauskaite, J., Leopold, A., Bausinger, R. & Haarer, D. Fast and stable photorefractive systems with compatible photoconductors and bifunctional NLO-dyes. Chem. Phys., 285:133-147, 2002.
[207] Ostrauskaite, J., Karickal, H., Leopold, A., Haarer, D. & Thelakkat, M. Poly[bis(triphenylamine)ether]s with low glass transition temperatures as photoconductors in fast photorefractive systems. J. Mater. Chem., 12:58-64, 2002.
[208] Hänsel, H., Zettl, H., Krausch, G., Schmitz, C., Kisselev, R., Thelakkat, M. & Schmidt, H.W. Combinatorial study of the long-term stability of organic thin-film solar cells. Appl. Phys. Lett., 81:2106-2108, 2002.
[209] Bausinger, R., Leopold, A., Zilker, S., Haarer, D., Ostrauskaite, J. & Thelakkat, M. Temperature dependent Measurements on a low molecular weight photorefractive glass. Proc. of SPIE, 4462:217-224, 2002.
[210] Schmitz, C., Schmidt, H.W. & Thelakkat, M. Synthesis of Lithium-quinolate complexes and their use as emitter and interface materials in OLEDs. Proc. of SPIE, 4105:183-193, 2001.
[211] Bilke, R., Leicht, A., Jäger, C., Haarer, D., Schmitz, C., Karickal, H. & Thelakkat, M. Influence of energy levels on the electronic properties of organic light harvesting devices. Synth. Met., 124:91-93, 2001.
[212] Jäger, C., Bilke, R., Heim, M., Haarer, D., Karickal, H. & Thelakkat, M. Novel Hole Transporting Poly(triphenyldiamine)s for Application in Hybrid Solar Cells. Proc. of SPIE, 4108:104-111, 2001.
[213] Jäger, C., Bilke, R., Heim, M., Haarer, D., Karickal, H. & Thelakkat, M. Hybrid solar cells with novel hole transporting poly(triphenyldiamine)s. Synth. Met., 121:1543-1544, 2001.
[214] Haridas, K., Ostrauskaite, J., Thelakkat, M., Heim, M., Bilke, R. & Haarer, D. Synthesis of low melting hole conductor systems based on triarylamines and application in dye sensitized solar cells. Synth. Met., 121:1573-1574, 2001.
[215] Mukundan Thelakkat, *., Peter Pösch, & Schmidt, a.H.W. Synthesis and Characterization of Highly Fluorescent Main-Chain Copolyimides Containing Perylene and Quinoxaline Units. Macromolecules, 34:7441-7447, 2001.
[216] Schmitz, C., Pösch, P., Thelakkat, M., Schmidt, H.W., Montali, A., Feldmann, K., Smith, P. & Weder, C. Polymeric Light-Emitting Diodes Based on Poly(p-phenylene ethynylene), Poly(triphenyldiamine), and Spiroquinoxaline. Adv. Funct. Mater., 11:41-46, 2001.
[217] Schmitz, C., Pösch, P., Thelakkat, M. & Schmidt, H.W. Efficient screening of materials and fast optimization of vapor deposited OLED characteristics. Macromol. Symp., 154:209-221, 2000.
[218] Leopold, A., Hofmann, U., Grasruck, M., Zilker, S., Haarer, D., Ostrauskaite, J., Grazulevicius, J., Thelakkat, M., Hohle, C., Strohriegl, P., Schmidt, H.W., Bacher, A., Bradley, D., Redecker, M., Inbasekaran, M., Wu, W. & Woo, E. Variation of the Glass Transition Temperature in Organic Photorefractive Materials: Plastizicer versus Novel Synthetic Approaches. Proc. of SPIE, 4104:95-103, 2000.
[219] Schmitz, C., Schmidt, H.W. & Thelakkat, M. Lithium-quinolate complexes as emitter and interface materials in organic light-emitting diodes. Chem. Mater., 12:3012-3019, 2000.
[220] Gebhardt, V., Bacher, A., Thelakkat, M., Stalmach, U., Meier, H., Schmidt, H.W. & Haarer, D. Electroluminescent Behavior of a Homologous Series of Phenylenevinylene Oligomers. Adv. Mater., 11(1999 A013):119-123, 1999.
[221] Schmitz, C., Thelakkat, M. & Schmidt, H.W. A Combinatorial Study of the Dependence of Organic LED Characteristics on Layer Thickness. Adv. Mater., 11(1999 A024):821-826, 1999.
[222] Hohle, C., Hofmann, U., Schloter, S., Thelakkat, M., Strohriegl, P., Haarer, D. & Zilker, S. Photorefractive triphenylamine-based glass: a multifunctional low molecular weight compound with fast holographic response. J. Mater. Chem., 9(1999 A022):2205, 1999.
[223] Schmitz, C., Pösch, P., Thelakkat, M. & Schmidt, H.W. Efficient screening of electron transport material in multi-layer organic light emitting diodes by combinatorial methods. Phys. Chem. Chem. Phys., 1(1999 A020):1777-1781, 1999.
[224] Thelakkat, M., Hagen, J., Haarer, D. & Schmidt, H.W. Poly(triarylamine)s- synthesis and application in electroluminescent devices and photovoltaics. Synth. Met., 102(1999 A014):1125-1128, 1999.
[225] Hofmann, U., Grasruck, M., Leopold, A., Schreiber, A., Schloter, S., Zilker, S., Haarer, D., Thelakkat, M., Hohle, C., Schmidt, H.W. & Strohriegl, P. Build-up dynamics of fast organic photorefractive glasses. Proc. of SPIE, 3799(1999 A019):32-42, 1999.
[226] Dingemans, T., Bacher, A., Thelakkat, M., Pedersen, L., Samulski, E. & Schmidt, H.W. Spectral tuning of light emitting diodes with phenyl-thiophenes. Synth. Met., 105(1999 A021):171-177, 1999.
[227] Schmitz, C., Pösch, P., Thelakkat, M. & Schmidt, H.W. Efficient Screening of Electron Transport Material in Multi-layer Organic Light Emitting Diodes by Combinatorial Methods. Proc. of SPIE, 3797(1999 A018):423-431, 1999.
[228] Schmitz, C., Pösch, P., Thelakkat, M. & Schmidt, H.W. Combinatorial Methods for Screening and Optimization of Materials and Device Parameters in OLEDs. Polym. Prepr. Am. Chem. Soc., 40(1999 A017):1182-1183, 1999.
[229] Thelakkat, M., Schmitz, C., Hohle, C., Strohriegl, P., Schmidt, H.W., Hofmann, U., Schloter, S. & Haarer, D. Novel functional materials based on triarylamines-synthesis and application in electroluminescent devices and photorefractive systems. Phys. Chem. Chem. Phys., 1(1999 A016):1693-1698, 1999.
[230] Pösch, P., Thelakkat, M. & Schmidt, H.W. Perylenediimides with Electron Transport Moieties for Electroluminescent Devices. Synth. Met., 102(1999 A015):1110-1112, 1999.
[231] Jonda, C., Mayer, A., Thelakkat, M., Schmidt, H.W., Schreiber, A., Haarer, D. & Terrell, D. Investigation of TDAPBs as Hole-Transporting Materials for Organic Light-Emitting Devices (OLEDs). Adv. Mater. Opt. Electr., 9(1999 A023):117-128, 1999.
[232] Thelakkat, M. & Schmidt, H.W. Low Molecular Weight and Polymeric Heterocyclics as Electron Transport/Hole-blocking Materials in Organic Light-emitting Diodes. Polym. Adv. Technol., 9(1998 A009):429-442, 1998.
[233] Fink, R., Heischkel, Y., Thelakkat, M., Schmidt, H.W., Jonda, C. & Hüppauff, M. Synthesis and Application of Dimeric 1,3,5-Triazine Ethers as Hole-Blocking Materials in Electroluminescent Devices. Chem. Mater., 10(1998 A010):3620-3625, 1998.
[234] Hofmann, U., Schloter, S., Schreiber, A., Hoechstetter, K., Bäuml, G., Zilker, S., Haarer, D., Thelakkat, M., Schmidt, H.W., Ewert, K. & Eisenbach, C. Organic Photorefractive Systems based on Triphenyldiamine Derivatives. Proc. of SPIE, 3471(1998 A011):124-133, 1998.
[235] Pösch, P., Fink, R., Thelakkat, M. & Schmidt, H.W. A comparison of hole blocking/electron transport polymers in organic LEDs. Acta Polym., 49(1998 A012):487-494, 1998.
[236] Thelakkat, M. & Schmidt, H.W. Synthesis and Properties of Novel Derivatives of 1,3,5- Tris(diarylamino)benzenes for Electroluminescent Devices. Adv. Mater., 10(1998 A008):219-223, 1998.
[237] Gebhardt, V., Bacher, A., Thelakkat, M., Stalmach, U., Meier, H., Schmidt, H.W. & Haarer, D. Light-emitting diodes based on phenylenevinylene oligomers with defined chain lengths. Synth. Met., 90(1997 A005):123-126, 1997.
[238] Fink, R., Frenz, C., Thelakkat, M. & Schmidt, H.W. Aromatic ethers with 1,3,5-triazine units as hole blocking/electron transport materials in LEDs. Proc. of SPIE, 3148(1997 A006):194-200, 1997.
[239] Fink, R., Frenz, C., Thelakkat, M. & Schmidt, H.W. Synthesis and Characterization of Aromatic Poly(1,3,5-triazine-ether)s for Electroluminescent Devices. Macromolecules, 30(1997 A004):8177-8181, 1997.
[240] Fink, R., Frenz, C., Thelakkat, M. & Schmidt, H.W. Aromatic Polyethers with 1,3,5-Triazine Units as Hole Blocking/Electron Transport Materials in LEDs. Macromol. Symp., 125(1997 A003):151-155, 1997.
[241] Thelakkat, M., Bacher, A., Fink, R., Haubner, F. & Schmidt, H.W. Synthesis and properties of new hole transport materials for organic light-emitting devices. Proc. of SPIE, 3148(1997 A007):306-312, 1997.
[242] Thelakkat, M., Fink, R., Haubner, F. & Schmidt, H.W. Synthesis and Properties of Novel Hole Transport Materials for Electroluminescent Devices. Macromol. Symp., 125(1997 A002):157-164, 1997.
[243] Thelakkat, M. & Naarmann, H. Bis(thienylene) Coronene and its Electrochemical Polymerisation. Synth. Met., 68(1995 A001):153-155, 1995.