Chem. Commun., 2026, Accepted Manuscript DOI: 10.1039/D6CC03469A, Communication Ximei Mao, Yuyin Wang, Jing Shi, Fangyuan Zhu, Chenxi Liu, Yanrui Li, Wenchao Tian, Weijia Wang, Laijun Liu, Xiao Liu Polarization-induced energy band modulation and interfacial electron transfer enable highly efficient, fully CO-selective, and stable CO2 photoreduction over non-precious-metal-decorated BiFeO3 ferroelectrics, alleviating the unfavorable reduction-potential constraint. This work further highlights...