1. School of Metallurgy and Materials Engineering, Chongqing University of Science and Technology, Chongqing 401331, China
2. College of Physics and Electronic Engineering, Chongqing Normal University, Chongqing 401331, China
3. College of Chemistry and Chemical Engineering, Chongqing University, Chongqing 400044, China
4. State Key Laboratory of Environmental Friendly Energy Materials, School of Materials and Chemistry, Southwest University of Science and Technology, Mianyang 621010, China