Chem. Commun., 2025, Accepted Manuscript DOI: 10.1039/D5CC04740D, Communication Zeyu Liu, Yashuang Wei, Lei Lu, Changyu Lv, Shicheng Yan, Zhigang Zou Here, a kinetically boosted solar-driven CO2 reduction was enabled by restructuring the surface lattice hydroxyls with Co2+ doping into NiSn(OH)6, activating Ni-OH as donors readily to release protons and generate...