Study on the high-efficiency separation of Fe and Mn from low-grade pyrolusite and the preparation of LiMn2O4 materials for lithium-ion batteries

Pengwei Li, Shaohua Luo, Xuan Wang, Luoxuan Wang, Jiachen Wang, Fei Teng, Qing Wang, Yahui Zhang, Xin Liu, Hongyou Zhang, Jinsheng Liang, Xinhui Duan