Performance enhancement of AgBi2I7 solar cells by modulating a solvent-mediated adduct and tuning remnant BiI3 in one-step crystallization

被引:55
|
作者
Kulkarni, Ashish [1 ]
Jena, Ajay K. [1 ]
Ikegami, Masashi [1 ]
Miyasaka, Tsutomu [1 ]
机构
[1] Toin Univ Yokohama, Grad Sch Engn, Aoba Ku, 1614 Kurogane Cho, Yokohama, Kanagawa 2258503, Japan
基金
日本学术振兴会;
关键词
LEAD HALIDE; PEROVSKITE; MORPHOLOGY; CONVERSION; LAYERS;
D O I
10.1039/c9cc00733d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
We modulated a solvent-mediated adduct for one-step crystallization of lead-free AgBi2I7 at a lower temperature (90 degrees C) and to obtain remnant BiI3 by controlling the nature of the substrate and precursor concentration. This eventually resulted in remarkable enhancement in the power conversion efficiency, reaching 2.12%, and the long-term stability of AgBi2I7 solar cells towards light, heat and humidity.
引用
收藏
页码:4031 / 4034
页数:4
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