1. Center for Energy Research, University of California, San Diego, La Jolla, California 92093-0417, USA
2. ITER Organization, Route de Vinon sur Verdon, CS 90 046 - 13067 Saint Paul lez Durance, France
3. Department of Applied Physics, Chalmers University of Technology, Göteborg, Sweden
4. General Atomics, P.O. Box 85608, San Diego, California 92186-5608, USA
5. Institute of Nuclear Fusion, RRC Kurchatov Institute, Moscow, Russia
6. Max-Planck Institute for Plasma Physics, EURATOM Association, Garching, Germany
7. CEA, IRFM, Saint Paul lez Durance, France