Cu(In,Ga)Se2 solar cell grown on flexible polymer substrate with efficiency exceeding 17%

被引:36
作者
Chirila, A. [1 ]
Bloesch, P. [1 ]
Seyrling, S. [1 ]
Uhl, A. [1 ]
Buecheler, S. [1 ]
Pianezzi, F. [1 ]
Fella, C. [1 ]
Perrenoud, J. [1 ]
Kranz, L. [1 ]
Verma, R. [1 ]
Guettler, D. [1 ]
Nishiwaki, S. [1 ]
Romanyuk, Y. E. [1 ]
Bilger, G. [2 ]
Bremaud, D. [3 ]
Tiwari, A. N. [1 ,3 ]
机构
[1] Empa, Swiss Fed Labs Mat Sci & Technol, Lab Thin Films & Photovolta, CH-8600 Dubendorf, Switzerland
[2] Univ Stuttgart, Inst Phys Elekt, D-70569 Stuttgart, Germany
[3] FLISOM Ltd, CH-8600 Dubendorf, Switzerland
来源
PROGRESS IN PHOTOVOLTAICS | 2011年 / 19卷 / 05期
关键词
CIGS; Cu(In; Ga)Se-2; thin film solar cell; flexible; polyimide; record efficiency;
D O I
10.1002/pip.1077
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
Development of a Cu(In,Ga)Se-2 thin film solar cell on a polyimide film with a conversion efficiency of 17.1%, measured under standard test conditions at the European Solar Test Installation (ESTI) of the Joint Research Centre (JRC) of the European Commission, Ispra, is reported. The drastic improvement from the previous record of 14.1% efficiency is attributed to a more optimized compositional grading, better structural and electronic properties of the absorber layer as well as reduced reflection losses. Basic film and device properties, which led to the improvement in the efficiency record of flexible solar cells are presented for the new process and compared to the old process. Copyright (C) 2011 John Wiley & Sons, Ltd.
引用
收藏
页码:560 / 564
页数:5
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