1. College of Materials Science and Engineering, Chongqing University, Chongqing 400044, China
2. National Engineering Research Center for Magnesium Alloys, Chongqing University, Chongqing 400044, China
3. Chemical Synthesis and Pollution Control Key Laboratory of Sichuan Province, College of Chemistry and Chemical Engineering, China West Normal University, Nanchong 637002, China