Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Quantitative Local Loss Analysis of Blade-Coated Perovskite Solar Cells
Mundt, L.; Kwapil, W.; Yakoob, M.A.; Herterich, J.P.; Kohlstädt, M.; Würfel, U.; Schubert, M.C.; Glunz, S.W.
Journal Article
2019Recombination between Photogenerated and Electrode-Induced Charges Dominates the Fill Factor Losses in Optimized Organic Solar Cells
Würfel, U.; Perdigón-Toro, L.; Kurpiers, J.; Wolff, C.M.; Caprioglio, P.; Rech, J.J.; Zhu, J.; Zhan, X.; You, W.; Shoaee, S.; Neher, D.; Stolterfoht, M.
Journal Article
2018Apparent Field-Dependence of the Charge Carrier Generation in Organic Solar Cells as a Result of (Bimolecular) Recombination
Würfel, U.; Unmüssig, M.
Journal Article
2018Correct determination of charge transfer state energy from luminescence spectra in organic solar cells
List, M.; Sarkar, T.; Perkhun, P.; Ackermann, J.; Luo, C.; Würfel, U.
Journal Article
2018Electron-selective contacts via ulta-thin organic interface dipoles for silicon organic heterojunction solar cells
Reichel, C.; Würfel, U.; Winkler, K.; Schleiermacher, H.-F.; Kohlstädt, M.; Unmüssig, M.; Messmer, C.A.; Hermle, M.; Glunz, S.W.
Journal Article
2018From Cell to Mini-Module - Blade Coating and Controlled Drying for Planar Inverted Perovskite Solar Cells
Würfel, U.; Yakoob, M.A.; Herterich, J.; Mundt, L.E.; Kohlstädt, M.
Presentation
2018A matter of drying: Blade-coating of lead acetate sourced planar inverted perovskite solar cells on active areas >1 cm2
Kohlstädt, M.; Yakoob, M.A.; Würfel, U.
Journal Article
2018Silicon-Organic Heterojunction Solar Cells with Electron-Selective Contacts Based on Organic Interface Dipoles
Reichel, C.; Würfel, U.; Winkler, K.; Schleiermacher, H.-F.; Kohlstädt, M.; Unmüssig, M.; Messmer, C.; Hermle, M.; Glunz, S.W.
Conference Paper
2017Distinguishing crystallization stages and their influence on quantum efficiency during perovskite solar cell formation in real-time
Wagner, L.; Mundt, L.E.; Mathiazhagan, G.; Mundus, M.; Schubert, M.C.; Mastroianni, S.; Würfel, U.; Hinsch, A.; Glunz, S.W.
Journal Article
2017Impact of charge carrier mobility and electrode selectivity on the performance of organic solar cells
Spies, A.; Reinhardt, J.; List, M.; Zimmermann, B.; Würfel, U.
Book Article
2017Low Temperature perovskite solar cells with an evaporated TiO2 compact layer for perovskite silicon tandem solar cells
Bett, A.J.; Schulze, P.S.; Winkler, K.; Gasparetto, J.; Ndione, P.F.; Bivour, M.; Hinsch, A.; Kohlstädt, M.; Lee, S.; Mastroianni, S.; Mundt, L.E.; Mundus, M.; Reichel, C.; Richter, A.; Veit, C.; Wienands, K.; Würfel, U.; Veurman, W.; Glunz, S.W.; Hermle, M.; Goldschmidt, J.C.
Journal Article, Conference Paper
2017Luminescence spectroscopy and thin-film interference effects in organic solar cells
List, M.; Reinhardt, Y.J.; Würfel, U.
Presentation
2017Novel low-temperature process for perovskite solar cells with a mesoporous TiO2 scaffold
Schulze, P.S.C.; Bett, A.J.; Winkler, K.; Hinsch, A.; Lee, S.; Mastroianni, S.; Mundt, L.E.; Mundus, M.; Würfel, U.; Glunz, S.W.; Hermle, M.; Goldschmidt, J.C.
Journal Article
2017On the impact of contact selectivity and charge transport on the open-circuit voltage of organic solar cells
Spies, A.; List, M.; Sarkar, T.; Würfel, U.
Journal Article
2017Organic solar cells: Extraction of physical parameters by means of markov chain Monte Carlo techniques
Raba, A.; Leroy, Y.; Kohlstädt, M.; Würfel, U.; Cordan, A.-S.
Journal Article
2017Positive side of disorder: Statistical fluorene-carbazole-TTBTBTT terpolymers show improved optoelectronic and photovoltaic properties compared to the regioregular structures
Akkuratov, A.; Mühlbach, S.; Susarova, D.K.; Seßler, M.; Zimmermann, B.; Razumov, V.F.; Würfel, U.; Troshin, P.A.
Journal Article
2017Spectrally resolved nonlinearity and temperature dependence of perovskite solar cells
Mundus, M.; Venkataramanachar, B.; Gehlhaar, R.; Kohlstädt, M.; Niesen, B.; Qiu, W.; Herterich, J.P.; Sahli, F.; Bräuninger, M.; Werner, J.; Hohl-Ebinger, J.; Uytterhoeven, G.; Würfel, U.; Ballif, C.; Schubert, M.C.; Warta, W.; Glunz, S.W.
Journal Article
2017Towards Perovskite Silicon Tandem Solar Cells with Optimized Optical Properties
Goldschmidt, J.G.; Bett, A.J.; Schulze, P.S.C.; Tucher, N.; Bivour, M.; Kohlstädt, M.; Lee, S.; Mastroianni, S.; Mundt, L.; Mundus, M.; Ndione, P.; Wienands, K.; Winkler, K.; Würfel, U.; Hermle, M.; Glunz, S.W.
Conference Paper
2016Characterization of perovskite solar cells: Towards a reliable measurement protocol
Zimmermann, E.; Wong, K.K.; Müller, M.; Hu, H.; Ehrenreich, P.; Kohlstädt, M.; Würfel, U.; Mastroianni, S.; Mathiazhagan, G.; Hinsch, A.; Gujar, T.P.; Thelakkat, M.; Pfadler, T.; Schmidt-Mende, L.
Journal Article
2016Charge carrier selectivity for contacts for organic solar cells
Spies, A.; List, M.; Sarkar, T.; Würfel, U.
Abstract
2016How molecules with dipole moments enhance the selectivity of electrodes in organic solar cells - a combined experimental and theoretical approach
Würfel, U.; Seßler, M.; Unmüßig, M.; Hofmann, N.; List, M.; Mankel, E.; Mayer, T.; Reiter, G.; Bubendorff, J.-L.; Simon, L.; Kohlstädt, M.
Journal Article
2016Impact of charge carrier transport and electrode selectivity on the performance of (organic) solar cells
Würfel, U.; Spies, A.; List, M.; Kohlstädt, M.
Presentation
2016Impact of charge carrier transport and electrode selectivity on the performance of organic solar cells
Würfel, U.; Spies, A.; List, M.; Kohlstädt, M.
Presentation
2016Laser patterning of vacuum processed small molecular weight organic photovoltaics
Röttinger, S.; Schwarz, B.; Schäfer, S.; Gauch, R.; Zimmermann, B.; Würfel, U.
Journal Article
2016Monolithic perovskite silicon tandem solar cells with advanced optics
Goldschmidt, J.C.; Bett, A.J.; Bivour, M.; Bläsi, B.; Eisenlohr, J.; Kohlstädt, M.; Lee, S.; Mastroianni, S.; Mundt, L.; Mundus, M.; Ndione, P.; Reichel, C.; Schubert, M.; Schulze, P.S.C.; Tucher, N.; Veit, C.; Veurman, W.; Wienands, K.; Winkler, K.; Würfel, U.; Glunz, S.W.; Hermle, M.
Conference Paper
2015Analysing the effect of crystal size and structure in highly efficient CH3NH3Pbl3 perovskite solar cells by spatially resolved photo- and electroluminescence imaging
Mastroianni, S.; Heinz, F.D.; Im, J.-H.; Veurman, W.; Padilla, M.; Schubert, M.C.; Würfel, U.; Grätzel, M.; Park, N.-G.; Hinsch, A.
Journal Article
2015Charge carrier separation in solar cells
Würfel, U.; Cuevas, A.; Würfel, P.
Journal Article
2015Comparative indoor and outdoor degradation of organic photovoltaic cells via inter-laboratory collaboration
Owens, C.; Ferguson, G.M.; Hermenau, M.; Voroshazi, E.; Galagan, Y.; Zimmermann, B.; Rösch, R.; Angamo, D.; Teran, G.; Uhrich, C.; Andriessen, R.; Hoppe, H.; Würfel, U.; Lira-Cantu, M.; Krebs, F.; Tanenbaum, D.
Conference Paper
2015Determining the photocurrent of individual cells within an organic solar module by LBIC and the filtering approach: Experiments and simulations
Reinhardt, J.; Apilo, P.; Zimmermann, B.; Rousu, S.; Würfel, U.
Journal Article
2015Ethanedithiol treatment of solution-processed ZnO thin films: Controlling the intragap states of electron transporting interlayers for efficient and stable inverted organic photovoltaics
Bai, S.; Jin, Y.; Liang, X.; Ye, Z.; Wu, Z.; Sun, B.; Ma, Z.; Tang, Z.; Wang, J.; Würfel, U.; Gao, F.; Zhang, F.
Journal Article
2015Impact of charge transport on current-voltage characteristics and power-conversion efficiency of organic solar cells
Würfel, U.; Neher, D.; Spies, A.; Albrecht, S.
Journal Article
2015Input energy
Mateu, L.; Kaal, W.; Müller, M.F.; Zimmermann, B.; Würfel, U.
Book Article
2015Layout flexibility for sheet-to-sheet produced flexible ITO-free organic solar modules with organic functional layers slot die coated under ambient atmospheric conditions
Kaduwal, D.; Schleiermacher, H.-F.; Schulz-Gericke, J.; Schiefer, S.; Liang Tan, Y.; Zhang, J.; Zimmermann, B.; Würfel, U.
Journal Article
2015Ordering of PCDTBT revealed by time-resolved electron paramagnetic resonance spectroscopy of its triplet excitons
Biskup, T.; Sommer, M.; Rein, S.; Meyer, D.L.; Kohlstädt, M.; Würfel, U.; Weber, S.
Journal Article
2015Solar cells
Müller, M.F.; Zimmermann, B.; Würfel, U.
Book Article
2015Towards continuous junction (CJ) organic electronic devices: Fast and clean post-polymerization modification by oxidation using dimethyldioxirane (DMDO)
Glöcklhofer, F.; Lumpi, D.; Kohlstädt, M.; Yurchenko, O.; Würfel, U.; Fröhlich, J.
Journal Article
2014Analysis of the degradation mechanism of ITO-free organic solar cells under UV radiation
Sapkota, S.B.; Fischer, M.; Zimmermann, B.; Würfel, U.
Journal Article
2014Applicability of the suns-Voc method on organic solar cells
Schiefer, S.; Zimmermann, B.; Glunz, S.W.; Würfel, U.
Journal Article
2014Circuital model validation for S-shaped organic solar cells by means of impedance spectroscopy
Romero, B.; Pozo, G. del; Arredondo, B.; Reinhardt, J.; Sessler, M.; Würfel, U.
Journal Article
2014Determination of the intrinsic and the injection dependent charge carrier density in organic solar cells using the suns-VOC method
Schiefer, S.; Zimmermann, B.; Würfel, U.
Journal Article
2014Identifying the impact of surface recombination at electrodes in organic solar cells by means of electroluminescence and modeling
Reinhardt, J.; Grein, M.; Bühler, C.; Schubert, M.; Würfel, U.
Journal Article
2014Impedance spectroscopy analysis of small molecule solution processed organic solar cell
Arredondo, B.; Romero, B.; Pozo, G. del; Sessler, M.; Veit, C.; Würfel, U.
Journal Article
2014Influence of the acceptor on electrical perfomance and charge carrier transport in bulk heterojunction solar cells with HXS-1
Ahme, H.; Lee, M.; Im, C.; Würfel, U.
Journal Article
2014ITO-free laminated concept for flexible organic solar cells
Kaduwal, D.; Zimmermann, B.; Würfel, U.
Journal Article
2014ITO-free organic solar cells with roll-to-roll coated organic functional layers from non-halogenated solvents
Kaduwal, D.; Schleiermacher, H.-F.; Schulz-Gericke, J.; Kroyer, T.; Zimmermann, B.; Würfel, U.
Journal Article
2014Promising long-term stability of encapsulated ITO-free bulk-heterojunction organic solar cells under different aging conditions
Sapkota, S.B.; Spies, A.; Zimmermann, B.; Dürr, I.; Würfel, U.
Journal Article
2014Round robin performance testing of organic photovoltaic devices
Gevorgyan, S.A.; Zubillaga, O.; Seoane, J.M.V. de; Machado, M.; Parlak, E.A.; Tore, N.; Voroshazi, E.; Aernouts, T.; Müllejans, H.; Bardizza, G.; Taylor, N.; Verhees, W.; Kroon, J.M.; Morvillo, P.; Minarini, C.; Roca, F.; Castro, F.A.; Cros, S.; Lechene, B.; Trigo, J.F.; Guillen, C.; Herrero, J.; Zimmermann, B.; Sapkota, S.B.; Veit, C.; Würfel, U.; Tuladhar, P.S.; Durrant, J.R.; Winter, S.; Rousu, S.; Välimäki, M.; Hinrichs, V.; Cowan, S.R.; Olson, D.C.; Sommer-Larsen, P.; Krebs, F.C.
Journal Article
2014Systematic variation of the stabilizer to reduce the annealing temperature of sol-gel derived titanium oxide in inverted organic solar cells
Seßler, M.; Kohlstädt, M.; Saeed, A.; Würfel, U.
Journal Article
2013High yield fabrication of vertical interdigital electrodes with sub micrometer distance and their application in an organic photovoltaic device
Stelzl, F.; Schulz-Gericke, J.; Niggemann, M.; Würfel, U.
Journal Article
2013Inverted ITO- and PEDOT:PSS-free polymer solar cells with high power conversion efficiency
Kohlstädt, M.; Grein, M.; Reinecke, P.; Kroyer, T.; Zimmermann, B.; Würfel, U.
Journal Article
2013Layout optimization of organic wrap through solar cells by comined electrical and optical modeling
Schiefer, S.; Zimmermann, B.; Würfel, U.
Journal Article
2013Numerical power balance and free energy loss analysis for solar cells including optical, thermodynamic, and electrical aspects
Greulich, J.; Höffler, H.; Würfel, U.; Rein, S.
Journal Article
2013Performance of ITO-free inverted organic bulk heterojunction photodetectors: Comparison with standard device architecture
Arredondo, B.; Dios C. de; Vergaz, R.; Criado, A.R.; Romero, B.; Zimmermann, B.; Würfel, U.
Journal Article
2013The physical meaning of charge extraction by linearly increasing voltage transients from organic solar cells
Hanfland, R.; Fischer, M.; Brütting, W.; Würfel, U.; MacKenzie, R.C.I.
Journal Article
2012Aerosol jet printed grid for ITO-free inverted organic solar cells
Kopola, P.; Zimmermann, B.; Filipovic, A.; Schleiermacher, H.F.; Greulich, J.; Rousu, S.; Hast, J.; Myllylä, R.; Würfel, U.
Journal Article
2012Combined characterization techniques to understand the stability of a variety of organic photovoltaic devices - The ISOS-3 interlaboratory collaboration
Lira-Cantu, M.; Tanenbaum, D.M.; Norrman, K.; Voroshazi, E.; Hermenau, M.; Lloyd, M.T.; Teran-Escobar, G.; Galagan, Y.; Zimmermann, B.; Hösel, M.; Dam, H.F.; Jørgensen, M.; Gevorgyan, S.; Lutsen, L.; Vanderzande, D.; Hoppe, H.; Rösch, R.; Würfel, U.; Andriessen, R.; Rivaton, A.; Uzunoglu, G.Y.; Germack, D.; Andreasen, B.; Madsen, M.V.; Bundgaard, E.; Krebs, F.C.
Conference Paper
2012Investigation of the degradation mechanisms of a variety of organic photovoltaic devices by combination of imaging techniques - The ISOS-3 inter-laboratory collaboration
Rösch, R.; Tanenbaum, D.M.; Jørgensen, M.; Seeland, M.; Bärenklau, M.; Hermenau, M.; Voroshazi, E.; Lloyd, M.T.; Galagan, Y.; Zimmermann, B.; Würfel, U.; Hösel, M.; Dam, H.F.; Gevorgyan, S.A.; Kudret, S.; Maes, W.; Lutsen, L.; Vanderzande, D.; Andriessen, R.; Teran-Escobar, G.; Lira-Cantu, M.; Rivaton, A.; Uzunolu, G.Y.; Germack, D.; Andreasen, B.; Madsen, M.V.; Norrman, K.; Hoppe, H.; Krebs, F.C.
Journal Article
2012The ISOS-3 inter-laboratory collaboration focused on the stability of a variety of organic photovoltaic devices
Tanenbaum, D.M.; Hermenau, M.; Voroshazi, E.; Lloyd, M.T.; Galagan, Y.; Zimmermann, B.; Hösel, M.; Dam, H.F.; Jorgensen, M.; Gevorgyan, S.A.; Kudret, S.; Maes, W.; Lutsen, L.; Vanderzande, D.; Würfel, U.; Andriessen, R.; Rösch, R.; Hoppe, H.; Teran-Escobar, G.; Lira-Cantu, M.; Rivaton, A.; Uzunoglu, G.Y.; Germack, D.; Andreasen, B.; Madsen, M.V.; Norrman, K.; Krebs, F.C.
Journal Article
2012Modeling the influence of doping on the performance of bulk heterojunction organic solar cells
Stelzl, F.F.; Würfel, U.
Journal Article
2012On the stability of a variety of organic photovoltaic devices by IPCE and in situ IPCE analyses - the ISOS-3 inter-laboratory collaboration
Teran-Escobar, G.; Tanenbaum, D.M.; Voroshazi, E.; Hermenau, M.; Norrman, K.; Lloyd, M.T.; Galagan, Y.; Zimmermann, B.; Hösel, M.; Dam, H.F.; Jorgensen, M.; Gevorgyan, S.; Kudret, S.; Maes, W.; Lutsen, L.; Vanderzande, D.; Würfel, U.; Andriessen, R.; Rösch, R.; Hoppe, H.; Rivaton, A.; Uzunoglu, G.Y.; Germack, D.; Andreasen, B.; Madsen, M.V.; Bundgaard, E.; Krebs, F.C.; Lira-Cantu, M.
Journal Article
2012Optoelectronic properties of hyperbranched polythiophenes
Mangold, H.S.; Richter, T.V.; Link, S.; Würfel, U.; Ludwigs, S.
Journal Article
2012Regioregular polythiophenes with alkylthiophene side chains
Richter, T.V.; Braun, C.H.; Link, S.; Scheuble, M.; Crossland, E.J.W.; Stelzl, F.; Würfel, U.; Ludwigs, S.
Journal Article
2012Stability and degradation of organic photovoltaics fabricated, aged, and characterized by the ISOS 3 inter-laboratory collaboration
Tanenbaum, D.M.; Hermenau, M.; Voroshazi, E.; Lloyd, M.T.; Galagan, Y.; Zimmermann, B.; Hösel, A.; Dam, H.F.; Jørgensen, M.; Gevorgyan, S.; Kudret, S.; Maes, W.; Lutsen, L.; Vanderzande, D.; Würfel, U.; Andriessen, R.; Rösch, R.; Hoppe, H.; Lira-Cantu, M.; Teran-Escobar, G.; Dupuis, A.; Bussière, P.-O.; Rivaton, A.; Uzunolu, G.Y.; Germack, D.; Andreasen, B.; Madsen, M.V.; Norrman, K.; Bundgaard, E.; Krebs, F.C.
Conference Paper
2012TOF-SIMS investigation of degradation pathways occurring in a variety of organic photovoltaic devices
Andreasen, B.; Tanenbaum, D.M.; Hermenau, M.; Voroshazi, E.; Lloyd, M.T.; Galagan, Y.; Zimmernann, B.; Kudret, S.; Maes, W.; Lutsen, L.; Vanderzande, D.; Würfel, U.; Andriessen, R.; Rösch, R.; Hoppe, H.; Teran-Escobar, G.; Lira-Cantu, M.; Rivaton, A.; Uzunoglu, G.Y.; Germack, D.S.; Hösel, M.; Dam, H.F.; Jorgensen, M.; Gevorgyan, S.A.; Madsen, M.V.; Bundgaard, E.; Krebs, F.C.; Norrman, K.
Journal Article
2012The use of polyurethane as encapsulating method for polymer solar cells - An inter laboratory study on outdoor stability in 8 countries
Sondergaard, R.R.; Makris, T.; Lianos, P.; Manor, A.; Katz, E.A.; Gong, W.; Tuladhar, S.M.; Nelson, J.; Tuomi, R.; Sommeling, P.; Veenstra, S.C.; Rivaton, A.; Dupuis, A.; Teran-Escobar, G.; Lira-Cantu, M.; Sapkota, S.B.; Zimmermann, B.; Würfel, U.; Matzarakis, A.; Krebs, F.C.
Journal Article
2012Voltage-induced formation of accumulation layers at electrode interfaces in organic solar cells
Stelzl, F.F.; Schulz-Gericke, J.; Crossland, E.; Ludwigs, S.; Würfel, U.
Journal Article
20119-alkylidene-9H-fluorene-containing polymer for high-efficiency polymer solar cells
Du, C.; Li, C.; Li, W.; Chen, X.; Bo, Z.; Veit, C.; Ma, Z.; Würfel, U.; Zhu, H.; Hu, W.; Zhang, F.
Journal Article
2011The effect of additive on performance and shelf-stability of HSX-1/PCBM photovoltaic devices
Li, W.; Zhou, Y.; Andersson, V.B.; Andersson, M.L.; Thomann, Y.; Veit, C.; Tvingstedt, K.; Qin, R.; Bo, Z.; Inganäs, O.; Würfel, U.; Zhang, F.
Journal Article
2011The effect of degradation on the active layer in APFO3:PCBM solar cells
Nyman, M.; Aarnio, H.; Mühlbach, S.; Würfel, U.; Österbacka, R.
Conference Paper, Journal Article
2011Full day modelling of V-shaped organic solar cell
Andersson, B.V.; Würfel, U.; Inganäs, O.
Journal Article
2011Influence of the indium tin oxide/organic interface on open-circuit voltage, recombination, and cell degradation in organic small-molecule solar cells
Schäfer, S.; Petersen, A.; Wagner, T.A.; Kniprath, R.; Lingenfelser, D.; Zen, A.; Kirchartz, T.; Zimmermann, B.; Würfel, U.; Feng, X.; Mayer, T.
Journal Article
2011An inter-laboratory stability study of roll-to-roll coated flexible polymer solar modules
Gevorgyan, S.A.; Medford, A.J.; Bundgaard, E.; Sapkota, S.B.; Schleiermacher, H.-F.; Zimmermann, B.; Würfel, U.; Chafiq, A.; Lira-Cantu, M.; Swonke, T.; Wagner, M.; Brabec, C.J.; Haillant, O.; Voroshazi, E.; Aernouts, T.; Steim, R.; Hauch, J.A.; Elschner, A.; Pannone, M.; Xiao, M.; Langzettel, A.; Laird, D.; Lloyd, M.T.; Rath, T.; Maier, E.; Trimmel, G.; Hermenau, M.; Menke, T.; Leo, K.; Rösch, R.; Seeland, M.; Hoppe, H.; Nagle, T.J.; Burke, K.B.; Fell, C.J.; Vak, D.; Singh, T.B.; Watkins, S.E.; Galagan, Y.; Manor, A.; Katz, E.A.; Kim, T.; Kim, K.; Sommeling, P.M.; Verhees, W.J.H.; Veenstra, S.C.; Riede, M.; Greyson Christoforo, M.; Currier, T.; Shrotriya, V.; Schwartz, G.; Krebs, F.C.
Journal Article
2011ITO-free flexible inverted organic solar cell modules with high fill factor prepared by slot die coating
Zimmermann, B.; Schleiermacher, H.-F.; Niggemann, M.; Würfel, U.
Journal Article
2011Mobility and fill factor correlation in geminate recombination limited solar cells
Andersson, L.M.; Müller, C.; Badada, B.H.; Zhang, F.; Würfel, U.; Inganäs, O.
Journal Article
2010Quantum efficiency in complex systems. Pt. I: Biomolecular systems
: Weber, E.R. (Ed.); Thorwart, M. (Ed.); Würfel, U. (Ed.)
Book
2010Room temperature vacuum-induced ligand removal and patterning of ZnO nanoparticles
Richter, T.V.; Stelzl, F.; Schulz-Gericke, J.; Kerscher, B.; Würfel, U.; Niggemann, M.; Ludwigs, S.
Journal Article
2009Catalytic materials manufactured by the polyol process for monolithic dye-sensitized solar cells
Skupien, K.; Putyra, P.; Walter, J.; Kozlowski, R.H.; Khelashvili, G.; Hinsch, A.; Würfel, U.
Journal Article
2009Determining the junction temperature for STC measurements of thin film solar cells
Seifert, H.; Hohl-Ebinger, J.; Würfel, U.; Zimmermann, B.; Warta, W.
Conference Paper
2009Donor-acceptor-functionalized polymers for efficient light harvesting in the dye solar cell
Siegers, C.; Olah, B.; Würfel, U.; Hohl-Ebinger, J.; Hinsch, A.; Haag, R.
Journal Article
2009Dye solar modules for facade applications. Recent results from project ColorSol
Hinsch, A.; Brandt, H.; Veurman, W.; Hemming, S.; Nittel, M.; Würfel, U.; Putyra, P.; Lang-Koetz, C.; Stabe, M.; Beucker, S.; Fichter, K.
Conference Paper, Journal Article
2009Energy from the environment - organic solar cells
Niggemann, M.; Würfel, U.; Zimmermann, B.; Platzer, W.
Journal Article
2009Longterm stability of efficient inverted P3HT:PCBM solar cells
Zimmermann, B.; Würfel, U.; Niggemann, M.
Journal Article
2009A planar copolymer for high efficiency polymer solar cells
Qin, R.; Li, W.; Li, C.; Du, C.; Veit, C.; Schleiermacher, H.-F.; Andersson, M.; Bo, Z.; Liu, Z.; Inganas, O.; Wuerfel, U.; Zhang, F.
Journal Article
2009A round robin study of flexible large-area roll-to-roll processed polymer solar cell modules
Krebs, F.C.; Gevorgyan, S.A.; Gholamkhass, B.; Holdcroft, S.; Schlenker, C.; Thompson, M.E.; Thompson, B.C.; Olson, D.; Ginley, D.S.; Shaheen, S.E.; Alshareef, H.N.; Murphy, J.W.; Youngblood, W.J.; Heston, N.C.; Reynolds, J.R.; Jia, S.; Laird, D.; Tuladhar, S.M.; Dane, J.G.A.; Atienzar, P.; Nelson, J.; Kroon, J.M.; Wienk, M.M.; Janssen, R.A.J.; Tvingstedt, K.; Zhang, F.; Andersson, M.; Inganäs, O.; Lira-Cantu, M.; Bettignies, R. de; Guillerez, S.; Aernouts, T.; Cheyns, D.; Lutsen, L.; Zimmermann, B.; Würfel, U.; Niggemann, M.; Schleiermacher, H.-F.; Liska, P.; Grätzel, M.; Lianos, P.; Katz, E.A.; Lohwasser, W.; Jannon, B.
Journal Article
2009Tailoring of low bandgap polymer and its performance analysis in organic solar cells
Janietz, S.; Krueger, H.; Schleiermacher, H.-F.; Würfel, U.; Niggemann, M.
Journal Article
2008Detailed experimental and theoretical investigation of the electron transport in a dye solar cell by means of a three-electrode configuration
Würfel, U.; Peters, M.; Hinsch, A.
Journal Article
2008Material development for dye solar modules: Results from an integrated approach
Hinsch, A.; Behrens, S.; Berginc, M.; Bönnemann, H.; Brandt, H.; Drewitz, A.; Einsele, F.; Faßler, D.; Gerhard, D.; Gores, H.; Haag, R.; Herzig, T.; Himmler, S.; Khelashvili, G.; Koch, D.; Nazmutdinova, G.; Opara Krasovec, U.; Putyra, P.; Rau, U.; Sastrawan, R.; Schauer, T.; Schreiner, C.; Sensfuss, S.; Siegers, C.; Skupien, K.; Wachter, P.; Walter, J.; Wasserscheid, P.; Würfel, U.; Zistler, M.
Journal Article
2008Overcoming kinetic limitations of electron injection in the dye solar cell via coadsorption and FRET
Siegers, C.; Würfel, U.; Zistler, M.; Gores, H.; Hohl-Ebinger, J.; Hinsch, A.; Haag, R.
Journal Article
2007Developments towards low-cost dye solar modules
Hinsch, A.; Putyra, P.; Würfel, U.; Brandt, H.; Skupien, K.; Drewitz, A.; Einsele, F.; Gerhard, D.; Gores, H.; Hemming, S.; Himmler, S.; Khelashvili, G.; Nazmutdinova, G.; Opara Krasovec, U.; Rau, U.; Sensfuss, S.; Walter, J.; Wasserscheid, P.
Conference Paper
2007A dyadic sensitizer for dye solar cells with high energy-transfer efficiency in the device
Siegers, C.; Hohl-Ebinger, J.; Zimmerrnann, B.; Würfel, U.; Mülhaupt, R.; Hinsch, A.; Haag, R.
Journal Article
2007Nanocrystalline dye-sensitized solar cells having maximum performance
Kroon, J.M.; Bakker, N.J.; Smit, H.J.P.; Liska, P.; Thampi, K.R.; Wang, P.; Zakeeruddin, S.M.; Grätzel, M.; Hinsch, A.; Hore, S.; Würfel, U.; Sastrawan, R.; Durrant, J.R.; Palomares, E.; Pettersson, H.; Gruszecki, T.; Walter, J.; Skupien, K.; Tulloch, G.E.
Journal Article
2006Direct measurement of the internal electron quasi-Fermi level in dye sensitized solar cells using a titanium secondary electrode
Lobato, K.; Peter, L.M.; Würfel, U.
Journal Article
2006Solarzelle
Wuerfel, U.; Peters, M.
Patent
2006Untersuchung zum Elektronentransport im nanoporösen TiO2 von Farbstoffsolarzellen
Würfel, U.
Dissertation
2005Incorporating a secondary electrode in the dye solar cell
Würfel, U.; Peters, M.; Hinsch, A.; Kern, R.
Conference Paper
2005Spatial electron distribution and its origin in the nanoporous TiO2 network of a dye solar cell
Würfel, U.; Wagner, J.; Hinsch, A.
Journal Article
2005Towards manufacturing dye solar cells
Sastrawan, R.; Hinsch, A.; Beier, J.; Belledin, U.; Hemming, S.; Hore, S.; Kern, R.; Prahl, C.; Renz, J.; Vetter, C.; Würfel, U.; Luther, J.; Petrat, F.M.; Prodi-Schwab, A.
Conference Paper
2004Dependence of spectral response of dye solar cells on bias light illumination
Hohl-Ebinger, J.; Hinsch, A.; Sastrawan, R.; Warta, W.; Würfel, U.
Conference Paper
2003Recent concepts to improve the efficiency of dye solar cells
Hinsch, A.; Würfel, U.; Hore, S.; Sastrawan, R.; Kern, R.; Luther, J.
Conference Paper

 

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