Organic photovoltaic cells based on conjugated polymer/fullerene composites

被引:44
作者
Kim, Heejoo [1 ]
Kim, Jin Young [1 ]
Lee, Kwanghee [1 ]
Park, Yongyoub [2 ,3 ]
Jin, Youngeup [2 ,3 ]
Suh, Hongsuk [2 ,3 ]
机构
[1] Pusan Natl Univ, Dept Phys, Pusan 609735, South Korea
[2] Pusan Natl Univ, Dept Chem, Pusan 609735, South Korea
[3] Pusan Natl Univ, Chem Inst Funct Mat, Pusan 609735, South Korea
关键词
Conjugated polymers; Organic photovotaic cell; Fullerene; Composites;
D O I
10.1016/S1567-1739(01)00007-4
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We fabricated organic photovoltaic cells using poly[2-methoxy,5-(2'-ethylhexyloxy)-1,4-phenylene-vinylene] (MEH-PPV) and fullerene derivative, [6,6]-phenylen C-61-butyric acid methyl ester (PCBM), composites with various concentrations of the PCBM. The devices exhibit photoluminescence quenching and enhancement in photovoltaic response with increasing PCBM concentrations, both of which are associated with the photoinduced charge transfer characteristics of these materials. We also investigate the PCBM concentration dependence on the device performance near the percolation threshold for fullerene derivative charge transport channel, and discuss the role of fullerene interpenetrating networks in these organic photo voltaic cells. (c) 2001 Elsevier Science B.V. All rights reserved
引用
收藏
页码:139 / 143
页数:5
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