Engineering single-atomic Ni sites stabilized with adjacent spinel nanoparticles to boost CO2 electroreduction. - Ping, Dan; Feng, Yichen; Wu, Shide; Wang, Dingsheng; Liu, Weitao; Zhang, Qikang; Fang, Hua; Li, Yanyan; Liu, Bingkun; Zhang, Jianqiang; Wang, Shiwen; Fang, Shaoming (Separation & Purification Technology, 2025)