1. High Magnetic Field Laboratory and Hefei Science Center, Chinese Academy of Sciences, Hefei 230031, China
2. University of Science and Technology of China, Hefei 230026, China
3. Collaborative Innovation Center of Advanced Microstructures, Nanjing University, Nanjing 210093, China
4. Wuhan National High Magnetic Field Center, Huazhong University of Science and Technology, Wuhan 430074, China
5. Institute of Solid State Physics, Chinese Academy of Sciences, Hefei 230031, China