1. Princeton Plasma Physics Laboratory, Princeton,
New Jersey 08543-0451, USA
2. Lawrence Livermore National Laboratory, 7000
East Ave, Livermore, California 94550, USA
3. Columbia University, 2960 Broadway, New York,
New York 10027-6900, USA
4. Korea Institute of Fusion Energy, Daejeon
34133, South Korea
5. Ulsan National Institute of Science and Technology, Ulsan 44919, South Korea
6. Princeton University, Princeton, New Jersey
08544, USA
7. University of California, San Diego, California
92093-0417, USA
8. Max-Plank-Institut fur Plasmaphysik, 85748
Garching, Germany