Aliovalent Mg2+ doping in CdIn2S4 activates sulfur vacancies and promotes p-p orbital hybridization to enhance photocatalytic CO2 reduction - Yi Liu; Raotong Wen; Zuofang Yao; Bing Leng; Zebin Yu; Hongxiang Zhu; Yikai Wang; Xinqiu Tan; Yanping Hou; Shuangfei Wang (Journal of Environmental Chemical Engineering, 2026)