1. State Key Laboratory for Magnetism, Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China
2. University of Chinese Academy of Sciences, Beijing 100049, China
3. South China Academy of Advanced Optoelectronics, South China Normal University, Guangzhou 510006, China
4. Songshan Lake Materials Laboratory, Dongguan, Guangdong 523808, China