1. High Magnetic Field Laboratory; Chinese Academy of Sciences (CAS); Hefei National Laboratory for Physical Sciences at the Microscale; University of Sciences and Technology of China; Hefei 230031 China
2. State key Laboratory of New Ceramics and Fine Processing; School of Materials Science and Engineering; Tsinghua University; Beijing 100084 China
3. Shanghai Synchrotron Radiation Facility; Shanghai Institute of Applied Physics; Chinese Academy of Sciences; Pudong New Area Shanghai 201204 China