1. State
Key Laboratory of Advanced Processing and Recycling of Non-ferrous
Metal Materials, Lanzhou University of Technology, Lanzhou 730050, Gansu, China
2. School
of Material Science and Engineering, Lanzhou University of Technology, Lanzhou 730050, Gansu, China
3. Lanzhou Institute of Industrial, Lanzhou, 730050, Gansu, China
4. The Department of Chemistry, Texas A&M University-Kingsville, MSC 161, 700 University Blvd, Kingsville, Texas 78363, United States