University of Minnesota Twin Cities, Minneapolis, MN, United States Lamont-Doherty Earth Observatory, Columbia University, Palisades, NY, United States
Earth-Life Science Institute, Tokyo Institute of Technology, Tokyo, Japan
Department of Physics and Astronomy, Iowa State University, Ames, IA, United States
Ames Laboratory, US DOE, Ames, IA, United States; Department of Physics and Astronomy, Iowa State University, Ames, IA, United States