1. Wuhan National High
Magnetic Field Center and Department of Physics, Huazhong University of Science and Technology, Wuhan 430074, People’s Republic of China
2. School of Material Science
and Engineering, Nanyang Technological University, Singapore 639798, Singapore
3. Wenhua College, Wuhan 430074, People’s Republic of China
4. Department of Applied Physics, Nanjing University of Science & Technology, Nanjing 210094, Jiangsu, People’s Republic of China