Synthesis, characterization and photovoltaic properties of dithienobenzodithiophene-based conjugated polymers

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• 作者：Caili Lang ; Jingzhe Fan ; Yueyue Gao ; Ming Liu ; Yong Zhang ; ^{yongzhang@hit.edu.cn} ; Fengyun Guo ; Liancheng Zhao
• 关键词：Conjugated polymers ; Polymer solar cells ; Dithienobenzodithiophene ; Side chain effect
• 刊名：Dyes and Pigments
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：137
• 期：Complete
• 页码：50-57
• 全文大小：1491 K
• 卷排序：137

文摘

Polymers with larger coplanar and extended units were designed and synthesized. A longer branched 4-ethyloctyl alkyl chain were introduced. Photovoltaic performance improved by ∼50% with longer branched alkyl chains.