Geophysical Laboratory, Carnegie Institution 5251 Broad Branch Rd.,N.W., Washington, DC 20015, United States
The University of Warwick, Department of Physics, Coventry, CV4 7AL, United Kingdom ; Geophysical Laboratory, Carnegie Institution 5251 Broad Branch Rd.,N.W., Washington, DC 20015, United States
University of California, Berkeley, Departments of Earth and Planetary Science and Astronomy, Berkeley, CA 94720-4767, United States ; Geophysical Laboratory, Carnegie Institution 5251 Broad Branch Rd.,N.W., Washington, DC 20015, United States
Ecole Normale Supérieure de Lyon, Centre National de la Recherche Scientifique Laboratoire de Sciences de la Terre CNRS, Lyon, UMR5570, France ; Geophysical Laboratory, Carnegie Institution 5251 Broad Branch Rd.,N.W., Washington, DC 20015, United States
University of California, Davis, Department of Applied Science, One Shields Avenue, Davis, CA 95616-8254, United States