Jia, K., Ji, G., He, Y., Piao, Z., Zhang, M., Cao, Z., Li, C., Hou, K., Abdelkader, A. M., Liang, Z., Kumar, R. V., Ding, S., Zhou, G., Xi, K. (2026). Surface Spin‐State Manipulation via a Strong Electronegative Ligand Field Enables Direct Regeneration of Spent Lithium‐Ion Battery Cathodes. Angewandte Chemie International Edition. https://doi.org/10.1002/anie.2888520