J. Lyu^4,6, E. Pomjakushina⁴, M. Medarde⁴, H. M. Rønnow⁷, B. Normand^8,7, M. Radovic¹, and T. Schmitt^1,†

• ¹PSI Center for Photon Sciences, CH-5232 Villigen-PSI, Switzerland
• ²Institute of Physics, National Yang Ming Chiao Tung University, Hsinchu 300093, Taiwan
• ³European Synchrotron Radiation Facility, 71 Avenue des Martyrs, 38043 Grenoble, France
• ⁴PSI Center for Neutron and Muon Sciences, CH-5232 Villigen-PSI, Switzerland
• ⁵Key Laboratory of Polar Materials and Devices (MOE), School of Physics and Electronic Science, East China Normal University, Shanghai 200241, China
• ⁶CAS Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences, Ningbo 315201, China
• ⁷Institute of Physics, Ecole Polytechnique Fédérale de Lausanne (EPFL), CH-1015 Lausanne, Switzerland
• ⁸PSI Center for Scientific Computing, Theory and Data, CH-5232 Villigen-PSI, Switzerland

• ^*Contact author: eugenio.paris@psi.ch
• ^†Contact author: thorsten.schmitt@psi.ch