The optimization study of textured a-Si:H solar cells

被引:10
作者
Lee, Chun-Yao [1 ,2 ,3 ]
Yeh, Chun-Ming [4 ]
Liu, Yung-Tsung [4 ]
Fan, Chia-Ming [4 ]
Huang, Chien-Fu [4 ]
Wu, Yuh-Renn [1 ,2 ,3 ]
机构
[1] Grad Inst Photon & Optoelect, Taipei 10617, Taiwan
[2] Dept Elect Engn, Taipei 10617, Taiwan
[3] Natl Taiwan Univ, Taipei 10617, Taiwan
[4] Ind Technol Res Inst Taiwan, Green Energy & Environm Res Labs, Hsinchu 31040, Taiwan
关键词
MOBILITY; DESIGN;
D O I
10.1063/1.4870993
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
This article studied the a-Si:H solar cell with a randomly rough surface for high-power conversion efficiency. Both experimental result and simulation modeling are presented. A full three dimensional numerical modeling program including finite difference time domain for optics and Poisson and drift-diffusion solver for electronic simulation are used and verified by experimental results. The influences of surface recombination, junction recombination, absorption, influences to V-oc, and fill factor are analyzed to find the balanced condition. The simulation results show the optimized absorber thickness is around 150 nm and the major non-radiative loss region is analyzed. The optimized texture condition is also studied in this paper. (C) 2014 AIP Publishing LLC.
引用
收藏
页数:10
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