Lan, Y., Wen, J., Zhang, Y., Lan, X., Song, T., Zhu, J., Peng, J., Yao, W., Tang, Y. and Cheng, H. 2026. Direct Repair of the Crystal Structure and Coating Surface of Spent LiFePO4 Materials Enables Superfast Li-Ion Migration. Nano-Micro Letters. 18, (Jan. 2026), 137. DOI:https://doi.org/10.1007/s40820-025-01980-1.