Perylenediimide derivatives based on a dendritic oligothiophene core as electron acceptor for use in polymer solar cells
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文摘
Two branched oligothiophene cored PDI derivatives were synthesis. These PDIs showed similar LUMO energy levels to PC61BM. The bigger molecule 6T-PDI4 showed better device performance over 3T-PDI2. Higher charge carrier mobility and less SRH recombination was found for 6T-PDI4.

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