[1] Association Euratom-CEA, Ctr. d'Etud. Nucleaires de Cadarache, St-Paul-Lez-Durance
[2] Associazione Euratom-ENEA, C.R.E. Frascati, Rome
[3] JET Joint Undertaking, Abingdon, Oxfordshire
[4] Association Euratom-FOM, FOM Instituut voor Plasmafysica, Rijnhuizen, Nieuwegein
[5] State Technical University, St. Petersburg
[6] Max-Planck-Inst. F. Plasmaphysik, Euratom Association, Garching
[7] Natl. Institute for Fusion Science, Nagoya
[8] Princeton Plasma Physics Laboratory, Princeton University, Princeton, NJ
[9] Oak Ridge National Laboratory, Oak Ridge, TN