Xiong, S., Chen, P., Chen, H., Xiao, M., Cao, R., Li, J., Luo, C., Yang, X., Liu, X., Xie, Y., Hao, M., Waterhouse, G. I. N., Wang, X., Ma, S., Yang, H. (2026). Tuning Local Charge‐Density in COFs to Suppress Protonation and Unlock Binding Sites for Efficient Palladium Recovery. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.2842007