Chang, X., Cai, L., Luo, J., Xia, W., Wu, Y., Li, S., Wu, X., Xia, B. Y., Li, D. (2026). Electron‐Enriched Ru Nanoclusters Mediating Surface Reconstruction of Phosphide Catalysts for Efficient Water Electrolysis. Advanced Materials. https://doi.org/10.1002/adma.73792