1. National Engineering Laboratory for High-Efficiency Recovery of Refractory Nonferrous Metals, School of Metallurgy and Environment, Central South University, Changsha 410083, PR China
2. Key Laboratory for City Cluster Environmental Safety and Green Development of the Ministry of Education, School of Ecology, Environment and Resources, Guangdong University of Technology, Guangzhou 510006, China
3. School of Chemistry, Engineering Research Center of MTEES (Ministry of Education), South China Normal University, Guangzhou 510006, Guangdong, China