1. General Atomics, P.O. Box 85608, San Diego, California 92186–5608, USA
2. Institute of Plasma Physics, Chinese Academy of Sciences, Hefei 230031, China
3. Oak Ridge Associated University, Oak Ridge, Tennessee 37831, USA
4. Lawrence Livermore National Laboratory, Livermore, California 94550, USA
5. Sandia National Laboratories, P.O. Box 969, Livermore, California 94551, USA
6. Oak Ridge National Laboratory, P.O. Box 2008, Oak Ridge, Tennessee 37831, USA
7. Princeton Plasma Physics Laboratory, Princeton University, Princeton, New Jersey 08543, USA
8. University of Wisconsin-Madison, Madison, Wisconsin 53706, USA
9. University of Tennessee, Knoxville, Tennessee 37996–1410, USA