General and selective nickel-electrocatalyzed cross-electrophile C*( sp 2 )–C( sp 2 ) coupling - Wenbin Xie; Zhe Song; Qinqin Shi; Panping Sheng; Gu Xu; Kaikai Wen; Lutang Zhao; Tobin J. Marks; Zhi-Xiang Wang; Hui Huang (Proceedings of the National Academy of Sciences, 2026)