Identification of Ni–N4 Active Sites in Atomically Dispersed Ni Catalysts for Efficient Chlorine Evolution Reaction - Jinjong Kim; Taejung Lim; David Hernández-Castillo; June Sung Lim; Jihyun Park; Dayeon Kim; Jaehwan Kim; Jaeyune Ryu; Young Jin Sa; Jong Hoon Lee; Yun Jeong Hwang; Hoi Ri Moon; et al. (Journal of the American Chemical Society, 2025)