A lead-free double perovskite Cs <sub>2</sub> AgBiBr <sub>6</sub> /BiOBr S-scheme heterojunction with enhanced Bi–Br–Bi coordination for photocatalytic CO <sub>2</sub> reduction
Jianwen Zhang, Chunling Hu, Hailong Li, Qi Li, Qi Zhang, Kangning Xue, Jie Zhou, Long Wang, Junfeng Gao, Juan Hou
原始摘要（英文原文）· Original abstract
A lead-free double perovskite S-scheme heterojunction forms a dense 2D/2D interface via Bi–Br bonds, establishing a direct electron transport pathway that synergistically enhances photocatalytic CO 2 reduction with the built-in electric field.