Institution of Geophysics and Planetary Physics, Scripps Institution of Oceanography, Univ. California San Diego, 9500 Gilman Dr., La Jolla, CA 92093-0225, United States ; Laboratoire des Propriétés Mécaniques et Thermodynamiques des Matériaux, CNRS, Université Paris Nord, av. J.B. Clément, Villetaneuse, 93430, France
Institution of Geophysics and Planetary Physics, Scripps Institution of Oceanography, Univ. California San Diego, 9500 Gilman Dr., La Jolla, CA 92093-0225, United States
Materials Science and Technology Division, Los Alamos National Laboratory, Los Alamos, NM 87845, United States
Department of Mechanical Engineering and Applied Mechanics, University of Pennsylvania, 220 S. 33rd. Street, Philadelphia, PA 19104-6315, United States