1. Institute of Modern Physics, Northwest University, Xian 710127, China
2. Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China
3. Shaanxi Key Laboratory for Theoretical Physics Frontiers, Xian 710127, China
4. School of Physics, Northwest University, Xian 710127, China
5. NSFC-SPTP Peng Huanwu Center for Fundamental Theory, Xian 710127, China
6. School of Physical Sciences, University of Chinese Academy of Sciences, Beijing, China
7. Songshan Lake Materials Laboratory, Dongguan, Guangdong 523808, China