Citation: Gao, Yajun; Bai, Junfeng; Zhang, Lei; Gu, Yuming; Zhang, Wen-Wei; Pan, Yi; Fang, Wei-hai; Ma, Jing; Lan, Ya-Qian (2020). Formation of a Mixed-Valence Cu(I)/Cu(II) Metal-Organic Framework with the Full Light Spectrum and High Selectivity of CO2 Photoreduction into CH4. Chemical Science, , pp. -.