1. Beijing National Laboratory for Condensed Matter PhysicsInstitute of PhysicsChinese Academy of Sciences Beijing 100190 China
2. School of Physical SciencesUniversity of Chinese Academy of Sciences Beijing 101408 China
3. Department of PhysicsClarendon LaboratoryUniversity of Oxford Oxford OX1 3PU UK
4. ISISSTFC Rutherford Appleton Laboratory Chilton Didcot OX11 0QX UK
5. Laboratory for Neutron Scattering and ImagingPaul Scherrer Institute CH‐5232 Villigen Switzerland
6. Institut Laue‐Langevin 6 rue Jules Horowitz 38042 Grenoble France
7. NIST Center for Neutron ResearchNational Institute of Standards and Technology 100 Bureau Drive Gaithersburg MD 20899 USA
8. China Spallation Neutron Source Dongguan 523808 China
9. Songshan Lake Materials Laboratory Dongguan 523808 China
10. Magnetic Spectroscopy GroupDiamond Light Source Didcot OX11 0DE UK