Asymmetric Dual-Interface Passivation with Functionalized Ammonium Halides for High-Performance Inverted CsPbI 2 Br Perovskite Solar Cells. - Liu, Xin; Liu, Chengguo; Li, Wei; Song, Wangyang; Li, Xiaoxuan; Li, Bo; Zhao, Kun; Wang, Shu; Li, Jie; Yang, Dingyu (Nanomaterials (2079-4991), 2026)