InCl 3 -modified SnO 2 as an electron transporting layer for Cd-free antimony selenide solar cells

作者：Lei Huang, Junjie Yang, Yujian Xia, Peng Xiao, Huiling Cai, Aoxing Liu, Yan Wang, Xiaosong Liu, Rongfeng Tang, Changfei Zhu, Tao Chen · 发表于：Journal of Materials Chemistry A · 年份：2023 · DOI：10.1039/d3ta03358a · 被引用次数：17 · 研究领域：Chalcogenide Semiconductor Thin Films、Quantum Dots Synthesis And Properties、Perovskite Materials and Applications

We demonstrated InCl 3 modified SnO 2 as ETL in Sb 2 Se 3 solar cells. InCl 3 post-treatment blocked the downward diffusion of Se and improved the quality of the SnO 2 /Sb 2 Se 3 heterojunction. Thus, a Cd-free Sb 2 Se 3 solar cell achieved a PCE of 5.52%.