Impact of Interface Recombination on Time Resolved Photoluminescence (TRPL) Decays in CdTe solar cells (Numerical Simulation Analysis)

被引:0
作者
Kanevce, Ana [1 ]
Kuciauskas, Darius [1 ]
Gessert, Timothy A. [1 ]
Levi, Dean H. [1 ]
Albin, David S. [1 ]
机构
[1] Natl Renewable Energy Lab, Golden, CO USA
来源
2012 38TH IEEE PHOTOVOLTAIC SPECIALISTS CONFERENCE (PVSC) | 2012年
关键词
carrier lifetime; CdTe; interface recombination; numerical simulations;
D O I
暂无
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
Using Sentaurus Device Software, we analyze how bulk and interface recombination affect time-resolved photoluminescence (TRPL) decays in CdTe solar cells. This modeling analysis could improve the interpretation of TRPL data and increase the possibility of rapid defect characterization in thin-film solar cells. By illuminating the samples with photons of two different wavelengths, we try to deduce the spatial origin of the dominant recombination loss. Shorter-wavelength photons will be more affected by the interface recombination and drift compared to the longer ones. Using the two-wavelength TRPL characterization method, it may be possible to determine whether a specific change in deposition process has affected the properties of interface or the bulk of the absorber.
引用
收藏
页码:848 / 853
页数:6
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