Cu(In,Ga)Se2 thin-film solar cells with ZnS(O,OH), Zn-Cd-S(O,OH), and CdS buffer layers

被引:52
作者
Bhattacharya, RN [1 ]
Ramanathan, K [1 ]
Gedvilas, L [1 ]
Keyes, B [1 ]
机构
[1] Natl Renewable Energy Lab, Golden, CO 80401 USA
关键词
D O I
10.1016/j.jpcs.2005.09.006
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Cu(In,Ga)Se-2 (CIGS) solar cell junctions prepared by chemical-bath-deposited (CBD) ZnS(O,OH), Zn-Cd-S(O,OH), and CdS buffer layers are discussed in this paper. The device performances are compared by applying CBD ZnS(O,OH), CBD Zn-Cd-S(O,OH), and CBD CdS buffer layers on similar GIGS absorbers. The C=N impurities in CBD ZnS(O,OH) are identified with Fourier transform infrared spectroscopy (FTIR) techniques. The impurities containing carbon-nitrogen bonds are most likely cyanamide (NCN2-) or thiocyanate (SCN-), which resulted from the chemical reaction of thiourea and ammonia. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1862 / 1864
页数:3
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