Modeling of optical absorption in conjugated polymer/fullerene bulk-heterojunction plastic solar cells

被引:82
作者
Hoppe, H
Arnold, N
Meissner, D
Sariciftci, NS
机构
[1] Johannes Kepler Univ Linz, Linz Inst Organ Solar Cells, LIOS, A-4040 Linz, Austria
[2] Fachhsch Wels, A-4600 Wels, Austria
关键词
optical modeling; plastic solar cell; absorption; refractive index; internal quantum efficiency;
D O I
10.1016/j.tsf.2003.11.173
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
To determine the actual absorption in the photoactive layer of a plastic solar cell, e.g. consisting of blend of poly(2-methoxy-5-(3,7-dimethyloctyloxy)-1,4-phenylene vinylene) (MDMO-PPV) and a methanofullerene, [6,6]-Phenyl C-61-butyric acid methyl ester (PCBM), a matrix formalism for the light propagation in this multi-layer system is applied. This calculation results in an upper limit for the incident photon to collected electron (IPCE) conversion efficiency for a given internal quantum efficiency. Comparisons with experimental results as well as conclusions for the optimal layer thickness are drawn. (C) 2003 Elsevier B.V. All rights reserved.
引用
收藏
页码:589 / 592
页数:4
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