Progress in modification strategies of perovskite oxides for CO2 electrolysis in solid oxide electrolysis cells - Yuanxin Xie; Teng Li; Ruoping Li; Jing Ding; Nengjie Feng; Xuebin Luan; Gongde Wu; Wei Du; Hui Wan; Guofeng Guan (Journal of Environmental Chemical Engineering, 2026)