Magnetic activated biochar prepared via a novel iron-loading method for efficient lead adsorption and recyclability - Li Chao; Bang Yao; Chenglong Liu; Yang Liu; Chunbao Zhou; Yingwen Zhang; Dekai Fan; Yunxiang Li; Pengfei Zhu; Wei Li; Yanran Lin; Jing Li; et al. (Journal of Environmental Chemical Engineering, 2025)