Multi-Length-Scale Morphologies Driven by Mixed Additives in Porphyrin-Based Organic Photovoltaics

被引:261
作者
Gao, Ke [1 ]
Miao, Jingsheng [1 ]
Xiao, Liangang [1 ]
Deng, Wanyuan [1 ]
Kan, Yuanyuan [1 ]
Liang, Tianxiang [1 ]
Wang, Cheng [2 ]
Huang, Fei [1 ]
Peng, Junbiao [1 ]
Cao, Yong [1 ]
Liu, Feng [3 ]
Russell, Thomas P. [3 ,4 ]
Wu, Hongbin [1 ]
Peng, Xiaobin [1 ]
机构
[1] S China Univ Technol, State Key Lab Luminescent Mat & Devices, Inst Polymer Optoelect Mat & Devices, 381 Wushan Rd, Guangzhou 510640, Guangdong, Peoples R China
[2] Univ Calif Berkeley, Lawrence Berkeley Natl Lab, Adv Light Source, Berkeley, CA 94720 USA
[3] Univ Calif Berkeley, Lawrence Berkeley Natl Lab, Div Mat Sci, Berkeley, CA 94720 USA
[4] Univ Massachusetts, Polymer Sci & Engn Dept, Amherst, MA 01003 USA
基金
对外科技合作项目(国际科技项目); 中国国家自然科学基金;
关键词
MOLECULE SOLAR-CELLS; IMPROVED EFFICIENCY; RECOMBINATION; ENERGY; ANGLE; UNIT;
D O I
10.1002/adma.201505645
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A new category of deep-absorbing small molecules is developed. Optimized devices driven by mixed additives show a remarkable short-circuit current of approximate to 20 mA cm(-2) and a highest power conversion efficiency of 9.06%. A multi-length-scale morphology is formed, which is fully characterized by resonant soft Xray scattering, high-angle annular dark film image transmission electron microscopy, etc.
引用
收藏
页码:4727 / 4733
页数:7
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