Sulfidation-engineered S-vacancy spinel NiCo2S4 nanowires on flexible substrate for enhanced photothermal CO2 reduction with high CO selectivity - Lu Ruan; Yuanfei Gao; Zhengdao Li; Shuxian Xu; Luzi Yang; Xingjian Zhang; Jiping Shi; Haiquan Xie (Journal of Environmental Chemical Engineering, 2026)