1. Geophysical Laboratory, Carnegie Institution of Washington, Washington, District of Columbia 20015, USA
2. V.S. Sobolev Institute of Geology and Mineralogy SB RAS, Novosibirsk 630090, Russia
3. Center for Advanced Radiation Sources, University of Chicago, Chicago, Illinois 60632, USA
4. Photon Science DESY, D-22607 Hamburg, Germany
5. Key Laboratory of Earth and Planetary Physics, Institute of Geology and Geophysics CAS, Beijing 100029, China
6. Key Laboratory of Materials Physics, Institute of Solid State Physics CAS, Hefei 230031, China
7. University of Science and Technology of China, Hefei 230026, China