Decoupling light- and oxygen-induced degradation mechanisms of Sn–Pb perovskites in all perovskite tandem solar cells

作者：Yang Bai, Ruijia Tian, Kexuan Sun, Chang Liu, Xiting Lang, Ming Yang, Yuanyuan Meng, Chuanxiao Xiao, Yaohua Wang, Xiaoyi Lü, Jingnan Wang, Haibin Pan, Zhenhua Song, Shujing Zhou, Ziyi Ge · 发表于：Energy & Environmental Science · 年份：2024 · DOI：10.1039/d4ee02427c · 被引用次数：70 · 研究领域：Perovskite Materials and Applications、Conducting polymers and applications、Chalcogenide Semiconductor Thin Films

This study showed PEHCl-CN can enhance the strength of Sn–I, resulting in good light stability. The subsequent doping of MBI resulted in good air stability. This enables the integrated 2T all-perovskite device to achieve an efficiency of 27.9%.