1. Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, People’s Republic of China
2. School of Physical Sciences, University of Chinese Academy of Sciences, Beijing 100049, People’s Republic of China
3. Songshan Lake Materials Laboratory, Dongguan, Guangdong 523808, People’s Republic of China
4. Department of Materials Science and Engineering, National Yang Ming Chiao Tung University, Hsinchu 300, Taiwan
5. School of Integrated Circuit Science and Engineering, Beihang University, Beijing 100191, People’s Republic of China
6. Ningbo Institute of Materials Technology & Engineering, Chinese Academy of Sciences, Ningbo, Zhejiang 315201, People’s Republic of China
7. Spintronics Institute, School of Physics and Technology, University of Jinan, Jinan 250022, China