Institution: | 1. Helmholtz-Institut für Strahlen- und Kernphysik, Universität Bonn, Nussallee 14-16, D-53115 Bonn, Germany;2. Institut de Recherches Subatomiques, F-67037 Strasbourg, France;3. Physik-Department, Technische Universität München, James-Franck-Str., D-85748 Garching, Germany;4. Geology and Physics Department, University of Southern Indiana, Evansville, IN 47712, USA;5. Department of Physics & Astronomy, Rutgers University, Piscataway, NJ 08855, USA |