Achieving High Efficiency of PTB7-Based Polymer Solar Cells via Integrated Optimization of Both Anode and Cathode Interlayers

被引:98
作者
Gu, Cheng [1 ]
Chen, Youchun [1 ]
Zhang, Zhongbo [1 ]
Xue, Shanfeng [1 ]
Sun, Shuheng [1 ]
Zhong, Chengmei [2 ]
Zhang, Huanhuan [1 ]
Lv, Ying [1 ]
Li, Fenghong [1 ]
Huang, Fei [2 ]
Ma, Yuguang [1 ,2 ]
机构
[1] Jilin Univ, State Key Lab Supramol Struct & Mat, Changchun 130012, Peoples R China
[2] S China Univ Technol, Inst Polymer Optoelect Mat & Devices, State Key Lab Luminescent Mat & Devices, Guangzhou 510640, Guangdong, Peoples R China
基金
美国国家科学基金会;
关键词
SITU ELECTROCHEMICAL DEPOSITION; CONJUGATED POLYMERS; TRANSPORT LAYERS; TANDEM POLYMER; CROSS-LINKING; PERFORMANCE; FILMS; ENHANCEMENT; CARBAZOLE;
D O I
10.1002/aenm.201301771
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A poly(thieno[3,4-b]-thiophene/benzodithiophene) (PTB7)-based polymer solar cell (PSC) with conventional structure can achieve a significant power conversion efficiency of 8.42%, which is realized by integrated optimization of both anode and cathode interlayers. The effects of a conjugated microporous polymer film as the anode interlayer are threefold: it enhances the contact with active layer, increases the work function and conductivity, and blocks electrons. © 2014 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
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页数:5
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