Journal
ENERGY & ENVIRONMENTAL SCIENCE
Volume 7, Issue 2, Pages 499-512Publisher
ROYAL SOC CHEMISTRY
DOI: 10.1039/c3ee42444h
Keywords
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Funding
- National Science Foundation (NSF) Program in Solid-State and Materials Chemistry [DMR-1006566]
- University of Minnesota NSF Materials Research Science and Engineering Center [DMR-0819885]
- University of Minnesota Initiative for Renewable Energy and the Environment
- Direct For Mathematical & Physical Scien
- Division Of Materials Research [1307066, 1006566] Funding Source: National Science Foundation
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Exciton generation, migration, and dissociation are key processes that play a central role in the design and operation of many organic optoelectronic devices. In organic photovoltaic cells, charge generation often occurs only at an interface, forcing the exciton to migrate from the point of photogeneration in order to be dissociated into its constituent charge carriers. Consequently, the design and performance of these devices is strongly impacted by the typically short distance over which excitons are able to move. The ability to engineer materials or device architectures with favorable exciton transport depends strongly on improving our understanding of the governing energy transfer mechanisms and rates. To this end, this review highlights recent efforts to better characterize, understand and ultimately engineer exciton transport.
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