Zero efficiency loss over 1100 h
UV-regenerated reducing agent continuously suppresses tin oxidation and passivates defects, endowing tin perovskite photovoltaics with long-term stability under day-night cycling.
Yu-Tong, Yang · Xia, Yu · Xiao, Rong · Chen, Xin · Huang, Lei · Chen, Chun · Chen, Jing · Wang, Kai · Wang, Zhaokui
Advanced Materials 2025