Unveiling Roles of Tin Fluoride Additives in High‐Efficiency Low‐Bandgap Mixed Tin‐Lead Perovskite Solar Cells
Qiyu Chen, Jincheng Luo, Rui He, Huagui Lai, Shengqiang Ren, Yiting Jiang, Zhenxi Wan, Wenwu Wang, Xia Hao, Ye Wang, Jingquan Zhang, Iordania Constantinou, Changlei Wang, Lili Wu, Fan Fu, Dewei Zhao
Adv. Energy Mater. 2021, 2101045.
doi.org/10.1002/aenm.202101045
In the paper, the researchers analyze the effect of SnF2 additives on the performance of lead-tin perovskite solar cells. The Paios dark IV measurement was used to detect saturation current and attribute this to the defect density.