[1
]Geodynamics Research Center; Ehime University; Matsuyama Japan
[2
]Earth-Life Science Institute; Tokyo Institute of Technology; Tokyo Japan
[3
]HPCAT, Geophysical Laboratory; Carnegie Institution of Washington; Argonne Illinois
USA
[4
]Center for Advanced Radiation Sources; University of Chicago; Chicago Illinois USA
[5
]Now at Center for Glass Science and Technology; University of Shiga Prefecture; Hikone
Japan
[6
]Now at Department of Earth, Environmental and Planetary Sciences; Case Western Reserve
University; Cleveland Ohio USA
[7
]Japan Synchrotron Radiation Institute, SPring-8; Hyogo Japan
[8
]Isotope Imaging Laboratory; Hokkaido University; Sapporo Japan