State Key Laboratory for Mesoscopic Physics;
School of Physics;
Peking University;
Beijing;
100871;
China;
Collaborative Innovation Center of Quantum Matter;
Beijing;
100871;
China;
Beijing Key Laboratory for Magnetoeletric Materials and Devices;
Beijing;
100871;
China;
Department of Micro-nano Fabrication Technology;
Institute of Electrical Engineering;
Chinese Academy of Sciences;
Beijing;
100871;
China;
Neutron; diffraction; Permanent; magnetic; materials; Crystal; structure; Magnetic; structure; Structure; evolution; Phase; transition;