Synergy of Spin States, Active Centers, and H Adsorption Sites on d - p Hybridized Fe–Sn–N 6 –C Dual-Atom Catalysts for Enhanced Oxygen Reduction Reaction - Jie Peng; Ledu Wang; Huiling Zhang; Yue Qiu; Danyang Zhang; Xiaobo Li; Xijun Wang; Qing Zhu; Chuanyi Jia; Yuxia Hao; Jun Jiang; Wenhui Zhong (Journal of the American Chemical Society, 2026)