1. Plasma Science and Fusion Center, Massachusetts Institute of Technology, Cambridge, MA 02139
2. Center for Computational Astrophysics, Flatiron Institute, New York, NY 10010
3. Department of Astrophysical Sciences, Princeton University, Princeton, NJ 08544
4. Princeton Plasma Physics Laboratory, Princeton, NJ 08544
5. Center for Integrated Plasma Studies, Physics Department, University of Colorado, Boulder, CO 80309