Department of Geophysical Sciences, University of Chicago, 5734 S. Ellis Ave., Chicago, IL 60637 United States
Department of Geology, University of Maryland, 237 Regents Dr., College Park, MD 20742 United States
Department of Geophysical Sciences, University of Chicago, 5734 S. Ellis Ave., Chicago, IL 60637 United States ; The James Franck Institute, University of Chicago, 5640 S. Ellis Ave., Chicago, IL 60637 United States
Center for Advanced Radiation Sources, University of Chicago, 5640 S. Ellis Ave., Chicago, IL 60637 United States
Center for Advanced Radiation Sources, University of Chicago, 5640 S. Ellis Ave., Chicago, IL 60637 United States