Flexible large area polymer solar cells based on poly(3-hexylthiophene)/fullerene

被引:249
作者
Al-Ibrahim, M
Roth, HK
Zhokhavets, U
Gobsch, G
Sensfuss, S
机构
[1] TITK Inst, Dept Funct Polymer Syst, D-07407 Rudolstadt, Germany
[2] Tech Univ Ilmenau, Inst Phys, D-98684 Ilmenau, Germany
关键词
flexible polymer solar cells; conjugated polymers; fullerene; poly(3-hexylthiophene) (P3HT);
D O I
10.1016/j.solmat.2004.03.001
中图分类号
TE [石油、天然气工业]; TK [能源与动力工程];
学科分类号
0807 ; 0820 ;
摘要
Photovoltaic devices based on regioregular poly(3-hexylthiophene) (P3HT) and ([6,6]-phenyl-C61-butyric acid methyl ester) (PCBM) were fabricated and characterized using 5 x 5 cm ITO polyester foils with an active cell area of 0.5 x 0.5 cm(2). The HOMO/LUMO of P3HT and PCBM were estimated from cyclic voltammetry data. The complete quenching of photoluminescence of P3HT after mixing with PCBM indicates an effective charge transfer from P3HT to PCBM. The absorption spectrum of a blend (1:3wt%) of both components shows that there is no ground state doping. Following device parameters without any special postproduction treatment were determined: V-OC = 600 mV, I-SC = 6.61 mA/cm(2), FF = 0.39 and eta(AML5) (P-IN : 100MW/cm(2)) = 1.54%. (C) 2004 Elsevier B.V. All rights reserved.
引用
收藏
页码:13 / 20
页数:8
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