1. Faculty of Metallurgical and Energy EngineeringKunming University of Science and TechnologyKunming650093P. R. China
2. Faculty of Material Science and EngineeringKunming University of Science and TechnologyKunmingYunnan Province650093P. R. China
3. State Key Lab of Complex Nonferrous Metal Resources Clean UtilizationKunming650093P. R. China