Chen, G., Zhu, C., Zhou, Y., Li, S., Du, M., Hao, P., Wang, S., Zhang, J., Zhang, W., Peng, Y. (2026). Molecular‐Level Modulation of Mass Transfer Kinetics in Trinuclear Copper Cluster–Based COFs Enables Efficient Electrocatalytic Nitrate Reduction. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.9686000