Metastability effects in InGaP solar cells

被引:0
作者
Sun, GC
Bourgoin, JC
de Angelis, N
Yamaguchi, M
Khan, A
Takamoto, T
Gilard, O
机构
[1] Univ Paris 06, Lab Milieux Desordonnes & Heterogenes, CNRS UMR 7603, F-75252 Paris 05, France
[2] Toyota Technol Inst, Tempaku Ku, Nagoya, Aichi 4688511, Japan
[3] Japan Energy Corp, Cent Res Lab, Toda, Saitama 335, Japan
[4] Ctr Natl Etud Spatiales, DTS, AQ, QCPICE, F-31401 Toulouse 4, France
关键词
solar cell; ingap; metastability; DX center;
D O I
10.1016/S0927-0248(02)00181-2
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
The electrical characteristics of InGaP n(+)/p/p(+), solar cells are unstable under illumination below typically 200 K. We show that this effect is metastable. We demonstrate using capacitance and current-voltage measurements coupled with deep level transient spectroscopy that this metastability is a result of the presence of DX centers, associated with the donor impurities in the emitter. (C) 2002 Published by Elsevier Science B.V.
引用
收藏
页码:293 / 298
页数:6
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