1. Princeton Plasma Physics Laboratory, Princeton, NJ, USA
2. National High Magnetic Field Laboratory, Florida State University, Tallahassee, FL, USA
3. Oak Ridge National Laboratory, Oak Ridge, TN, USA
4. MIT Plasma Science and Fusion Center, MIT, Cambridge, MA, USA
5. Lawrence Berkeley National Laboratory, Berkeley, CA, USA
6. Madison and Realta Fusion, University of Wisconsin, Madison, WI, USA