1. Wuhan National High Magnetic Field Center & School of Chemistry and Chemical Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
2. School of Materials Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
3. School of Electrical and Electronic Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
4. Department of Materials Science and Engineering, University of Maryland, College Park, Maryland 20742, United States