Efficient separation of impurities from pyrolusite and the enhancement of its products for improving the performance of lithium-ion batteries - Riran Zang; Houyang Chen; Shuxian Shi; Man mo; Dawei Lan; Guangliang Zhang; Yangxian Huang; Kunsong Hu; Xinghua Liang; Lingxiao Lan; Yong Yang; Junji Li; et al. (Chemosphere, 2025)