Molecular design for improved photovoltaic efficiency: band gap and absorption coefficient engineering
Norton, Joseph E.
Becerril, Hector A.
Toney, Michael F.
McGehee, Michael D.
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AbstractRemoving the adjacent thiophene groups around the acceptor core in low band gap polymers significantly enhances solar cell efficiency through increasing the optical absorption and raising the ionization potential of the polymer. © 2009 The Royal Society of Chemistry.
CitationMondal R, Ko S, Norton JE, Miyaki N, Becerril HA, et al. (2009) Molecular design for improved photovoltaic efficiency: band gap and absorption coefficient engineering. J Mater Chem 19: 7195. Available: http://dx.doi.org/10.1039/b915222a.
SponsorsThis publication was partially based on work supported by the Center for AdvancedMolecular Photovoltaics, Award No KUS-C1015-21, made by King Abdullah University of Science and Technology (KAUST). We also acknowledge support from the Global Climate and Energy Program (GCEP) and the Stanford Center for Polymer Interfaces and Macromolecular Assemblies (CPIMA). Portions of this research were carried out at the Stanford Synchrotron Radiation Lightsource, a national user facility operated by Stanford University on behalf of the U. S. Department of Energy, Office of Basic Energy Sciences. R. M. thanks Jack E. Parmer, George Margulis, and Eric Hoke for their help.
PublisherRoyal Society of Chemistry (RSC)
JournalJournal of Materials Chemistry