Biao Meng†, Yujie Cao†, Xiao Chi†, Xiaoling, Liu, Wenwen Guan, Chao Wu, Xiaojiang Yu, Siyu Zhu, Yizhong Huang, Yu Zhou*, Shibo Xi*, Jun Wang*, N-heterocyclic carbene coordinated Cu single atoms on poly(ionic liquid) for selective electroreduction of CO2 to CH4 at high current density, CCS Chem., 2024, accepted. (†: co-first author)