1. Institutes of Physical Science and Information Technology Anhui University Hefei 230601 China
2. Anhui Province Key Laboratory of Condensed Matter Physics at Extreme Conditions High Magnetic Field Laboratory Chinese Academy of Sciences Hefei 230031 China
3. National Laboratory of Solid State Microstructures School of Physics Nanjing University Nanjing 210093 China
4. HPCAT X‐Ray Science Division Argonne National Laboratory Argonne IL 60439 USA
5. NanoSYD Mads Clausen Institute and DIAS Danish Institute for Advanced Study University of Southern Denmark Alsion 2 Sonderborg DK‐6400 Denmark
6. KU Leuven Celestijnenlaan 200D Leuven B‐3001 Belgium