1. University of California—San Diego, 9500 Gilman Drive, La Jolla, California 92093, USA
2. Princeton Plasma Physics Laboratory, P.O. Box 451, Princeton, New Jersey 08543, USA
3. General Atomics, P.O. Box 85608, San Diego, California 92186, USA
4. Oak Ridge National Laboratory, P.O. Box 2008, Oak Ridge, Tennessee 37831, USA
5. University of Wisconsin—Madison, 702 W. Johnson St. Madison, Wisconsin 53715, USA
6. University of California—Los Angeles, P.O. Box 951405, Los Angeles, California 90095, USA
7. Lawrence Livermore National Laboratory, 7000 East Avenue, Livermore, California 94550, USA
8. Columbia University, 1190 Amsterdam Ave. New York, New York 10027, USA