Proton-Feeding Dual-N Claw Sites in a Copper-Covalent Organic Framework Promote Hydrogenation Kinetics for Electrocatalytic Nitrate Reduction - Tang Wang; Bowen Song; Yu Zhou; Zhenru Chen; Weiwei Liu; Shiqi Li; Xun Chen; Rui Li; Panzhe Qiao; Yu Wang; Wang Zhang; Zhen-Yu Wu (Journal of the American Chemical Society, 2026)