Effect of photo-induced charge separated state lifetimes in donor-acceptor1-acceptor2 organic ambipolar semiconductors on their photovoltaic performances

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• 作者：Tianyang Wang^a ; ^b ; ^{tianyangwang@tju.edu.cn} ; Haiya Sun^a ; ^b ; Linli Zhang^a ; ^b ; Nathan D. Colley^c ; Chelsea N. Bridgmohan^c ; Dongzhi Liu^a ; ^d ; Wenping Hu^b ; ^e ; Wei Li^a ; ^d ; Xueqin Zhou^a ; ^b ; ^d ; ^{zhouxueqin@tju.edu.cn} ; Lichang Wang^a ; ^b ; ^c ; ^{lwang@chem.siu.edu}
• 关键词：Donor-acceptor1-acceptor2 system ; s-triazine ; Fullerene ; Photo-induced electron transfer ; Single-layer organic solar cell ; Photovoltaic property
• 刊名：Dyes and Pigments
• 出版年：2017
• 出版时间：April 2017
• 年：2017
• 卷：139
• 期：Complete
• 页码：601-610
• 全文大小：1229 K
• 卷排序：139

文摘

A newly fullerene based donor-acceptor1-acceptor2 system was synthesized and characterized. The lifetime of charge-separated state of the new system was up to 7.9 μs. Long-lived CS states were playing an important role in promoting photoelectric conversion.