Affiliation: | [1]Leibniz Instilouloe for Plasma Science and Technology, Felix-Hausdorf-Str. 2, D-17489 Greifswald, Germany; [2]FOM-Institute for Plasma Physics Rijnhuizen, Association EURATOM-FOM, Trilateral Euregio Cluster, P. O. Box 1207, 3430 BE Nieuwegein, The Netherlands |