Changchun Institute of Optics,Fine Mechanics and Physics,CAS
Behavior of indium alloying with Cu2ZnSn(S,Se)(4) and its effect on performances of Cu2ZnSn(S,Se)(4)-based solar cell | |
Xiao, Z. Y.; Luan, H. M.; Liu, R. J.; Yao, B.; Li, Y. F.; Ding, Z. H.; Yang, G.; Deng, R.; Wang, G.; Zhang, Z. Z.; Zhang, L. G.; Zhao, H. F. | |
2018 | |
发表期刊 | Journal of Alloys and Compounds |
ISSN | 0925-8388 |
卷号 | 767页码:439-447 |
摘要 | P-type solid solutions of indium (In) in kesterite Cu2ZnSn(S,Se)(4) films (CZTSSe(In)) with In contents of 0 -19.34 at% were prepared by In alloying with the kesterite Cu2ZnSn(S,Se)4 (CZTSSe) through a solution approach. It is found that the In substitutes for Sn to form Ins,, acceptor defect in the CZTSSe(In) in the In content range of 0-1.15 at%, and for Cu and Sn to form In-Cu-In-Sn donor complex or/and for a small number of Zn to form In-Zn donor defects in the range of 6.34-19.34 at%. The hole concentration of the CZTSSe(In) increases with increasing In content in the range of 0-1.15 at%, but decreases in the range of 6.34-19.34 at%. The bandgap of the CZTSSe(In) increases from 1.040 eV for CZTSSe to 1.083 eV for CZTSSe(In) with 19.34 at% In. Three solar cells with traditional structure and power conversion efficiency (PCE) of 3.52, 3.24 and 1.67% were fabricated by using the CZTSSe and CZTSSe(In) with In content of 0.67 and 12.27 at% as absorbers, respectively. It is found that the effect of the bandgap on the open-circuit voltage (V-oc) is little compared to the hole concentration. The increased hole concentration enhances the V-oc, but decreases the photogenerated current density (J(ph)) and reverse saturation current density (J(0)). The effect of In alloying on the PCE of the CZTSSe(In)-based solar cell is determined by the effects of the hole concentration on V-oc, Jph and J(0). The influence mechanism of the In alloying on the properties of the CZTSSe and performance of the CZTSSe-based solar cell are discussed in the present work. 2018 Elsevier B.V. All rights reserved. |
关键词 | Cu2ZnSn(S, Se)(4) Solar cell Indium alloying Power conversion efficiency thin-film formation mechanism precursors growth nanoparticles route layer ag Chemistry Materials Science Metallurgy & Metallurgical Engineering |
DOI | 10.1016/j.jallcom.2018.07.129 |
收录类别 | SCI ; EI |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.ciomp.ac.cn/handle/181722/60916 |
专题 | 中国科学院长春光学精密机械与物理研究所 |
推荐引用方式 GB/T 7714 | Xiao, Z. Y.,Luan, H. M.,Liu, R. J.,et al. Behavior of indium alloying with Cu2ZnSn(S,Se)(4) and its effect on performances of Cu2ZnSn(S,Se)(4)-based solar cell[J]. Journal of Alloys and Compounds,2018,767:439-447. |
APA | Xiao, Z. Y..,Luan, H. M..,Liu, R. J..,Yao, B..,Li, Y. F..,...&Zhao, H. F..(2018).Behavior of indium alloying with Cu2ZnSn(S,Se)(4) and its effect on performances of Cu2ZnSn(S,Se)(4)-based solar cell.Journal of Alloys and Compounds,767,439-447. |
MLA | Xiao, Z. Y.,et al."Behavior of indium alloying with Cu2ZnSn(S,Se)(4) and its effect on performances of Cu2ZnSn(S,Se)(4)-based solar cell".Journal of Alloys and Compounds 767(2018):439-447. |
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