1. Paul Scherrer Institute Swiss Light Source CH‐5232 Villigen PSI Switzerland
2. Institute of Condensed Matter Physics École Polytechnique Fédérale de Lausanne CH‐10 15 Lausanne Switzerland
3. Department of Physics Applied Physics, and Astronomy Rensselaer Polytechnic Institute Troy NY 12180 USA
4. Department of Materials Science and Engineering Stanford University Stanford CA 94305 USA
5. Beijing National Laboratory for Condensed Matter Physics and Institute of Physics Chinese Academy of Sciences Beijing 100190 China
6. School of Physics University of Chinese Academy of Sciences Beijing 100190 China
7. Physikalisches Institut Karlsruhe Institute of Technology 76131 Karlsruhe Germany
8. Shanghai Synchrotron Radiation Facility Shanghai Institute of Applied Physics Chinese Academy of Sciences Shanghai 201204 China
9. Institut quantique Université de Sherbrooke 2500 boulevard de l'Université Sherbrooke Québec J1K 2R1 Canada
10. Songshan Lake Materials Laboratory Dongguan Guangdong 523808 China
11. CAS Center for Excellence in Topological Quantum Computation University of Chinese Academy of Sciences Beijing 100190 China