1. EFDA Close Support Unit–Garching Boltzmannstr. 2, D-85748 Garching, Germany and FOM-Instituut voor Plasmafysica, Associatie Euratom-FOM P.O. Box 1207, 3430 BE Nieuwegein, The Netherlands
2. EURATOM-UKAEA Fusion Association Culham Science Centre, Abingdon, Oxon. OX14 3DB, United Kingdom
3. National Institute for Fusion Science, Toki-shi, Gifu-ken 509-5292, Japan
4. Association Euratom-CEA sur la Fusion Contrôlée Centre d’Etudes de Cadarache, F-13108 Saint-Paul-lez-Durance Cedex, France