Lu, J., Lan, L., Lai, Y., Zhu, X., Luo, S., Zhang, Y., Deng, D., Song, L., Jiang, X., Li, J., Zhu, X., Liao, Q. (2026). Biochar-driven multi-stage pyrolysis-roasting-relithiation strategy enables energy-saving and green regeneration of spent LiCoO2 batteries. Applied Physics Letters. https://doi.org/10.1063/5.0333484