1. The Chinese University of Hong Kong ,Shenzhen,
2. School of Science and Engineering, The Chinese University of Hong Kong, Shenzhen
3. Lanzhou University
4. The Chinese University of Hong Kong, Shenzhen
5. The Chinese University of Hong Kong, Shenzhen, China
6. Key Laboratory for Magnetism and Magnetic Materials of Ministry of Education, Lanzhou University, Lanzhou 730000, P. R. China
7. King Abdullah University of Science and Technology
8. Physics Department, University of Gothenburg, 412 96 Gothenburg