Soluble Dicyanodistyrylbenzene-Based Non-Fullerene Electron Acceptors with Optimized Aggregation Behavior for High-Efficiency Organic Solar Cells

被引:76
作者
Kwon, Oh Kyu [1 ]
Park, Jung-Hwa [1 ]
Park, Sang Kyu [1 ]
Park, Soo Young [1 ]
机构
[1] Seoul Natl Univ, Dept Mat Sci & Engn, Ctr Supramol Optoelect Mat, Seoul 151744, South Korea
基金
新加坡国家研究基金会;
关键词
POWER CONVERSION EFFICIENCY; HIGH-PERFORMANCE; NAPHTHALENE DIIMIDES; CONJUGATED POLYMERS; SMALL MOLECULES; DONOR; TRANSPORT; DESIGN; HETEROJUNCTIONS; FLUORESCENT;
D O I
10.1002/aenm.201400929
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 new class of small molecules based on dicyanodistyrylbenzene combined with naphthalimide is developed for use as non-fullerene electron acceptors in bulk heterojunction organic solar cells. The optical, electrochemical, and film formation characteristics of the new materials are found to be suitable for preparing solution-processed devices. Solar cells prepared with poly(3-hexylthiophene) (P3HT) as a donor material exhibit a maximum power conversion efficiency of 2.71%.
引用
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页数:6
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