Synthesis of a Low Band Gap Polymer and Its Application in Highly Efficient Polymer Solar Cells

被引:665
作者
Hou, Jianhui [1 ]
Chen, Hsiang-Yu [1 ]
Zhang, Shaoqing [1 ]
Chen, Ruby I. [1 ]
Yang, Yang [2 ]
Wu, Yue [1 ]
Li, Gang [1 ]
机构
[1] Solarmer Energy Inc, El Monte, CA 91731 USA
[2] Univ Calif Los Angeles, Dept Mat Sci & Engn, Los Angeles, CA 90095 USA
关键词
PHOTOVOLTAIC PROPERTIES; POLYTHIOPHENES;
D O I
10.1021/ja9064975
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
HOMO level of the PBDTTT-based polymer was successfully reduced by introducing an keton group in place of the ester group. The average PCE of the PBDTTT-based devices reached 6.3% with a champion PCE result of 6.58%. Due to its highly efficient photovoltaic performance and more feasible synthesis approach, PBDTTT-C has the potential to be successfully applied in the large-scale manufacturing of polymer solar cells.
引用
收藏
页码:15586 / +
页数:3
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