Efficient Small Molecule Bulk Heterojunc
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Olivia P. Lee; Alan T. Yiu; Pierre M. Beaujuge; Claire H. Woo; Thomas W. Holcomb
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Article
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2011
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John Wiley and Sons
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English
⚖ 424 KB
Efficient organic photovoltaic (OPV) materials are constructed by attaching completely planar, symmetric end-groups to donor-acceptor electroactive small molecules. Appending C2-pyrene as the small molecule end-group to a diketopyrrolopyrrole core leads to materials with a tight, aligned crystal pac