Affiliation: | 1. State Key Laboratory of Advanced Processing and Recycling of Nonferrous Metals, Lanzhou University of Technology, Lanzhou, 730050 P. R. China;2. School of Material Science and Engineering, Lanzhou University of Technology, Lanzhou, 730050 P. R. China;3. School of Materials Engineering, Lanzhou Institute of Technology, Lanzhou, 730050 P. R. China |