Passivating buried interface via self-assembled novel sulfonium salt toward stable and efficient perovskite solar cells

Xin Zuo, Bo‐Hyung Kim, Baibai Liu, Dongmei He, Le Bai, Wenqi Wang, Cunyun Xu, Qunliang Song, Chunyang Jia, Zhigang Zang, Donghwa Lee, Xiong Li, Jiangzhao Chen