CuIn1-xGaxSe2-based photovoltaic cells from electrodeposited precursor films

被引:75
作者
Bhattacharya, RN [1 ]
Fernandez, AM [1 ]
机构
[1] Natl Renewable Energy Lab, Golden, CO 80401 USA
关键词
electrodeposition; Cu(In; Ga)Se-2; photovoltaic cell; buffer solution;
D O I
10.1016/S0927-0248(02)00285-4
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
We have developed an electrodeposition bath based on a buffer solution so that the stability of the electrodeposition process is enhanced and no metal oxides or hydroxides precipitate out of solution. The buffer-solution-based bath also deposits more gallium in the precursor films. As-deposited precursors are stoichiometric or slightly Cu-rich CuIn1-xGaxSe2. Only a minimal amount of indium was added to the electrodeposited precursor films by physical vapor deposition to obtain a 9.4%-efficient device. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:331 / 337
页数:7
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