Affiliation: | (1) Institut für Kernphysik, Forschungszentrum Jülich, D-52425 Jülich, Germany;(2) A.F. Ioffe Physical Technical Institute RAS, RU-194021 St. Petersburg, Russia;(3) Institut für Strahlen- und Kernphysik, University of Bonn, D-53115 Bonn, Germany;(4) Institute of Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, BG-1784 Sofia, Bulgaria;(5) Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali di Legnaro, I-35020 Legnaro, Italy;(6) Dipartimento di Fisica dellUniversitá and Istituto Nazionale di Fisica Nucleare, Sezione di Padova, I-35131 Padova, Italy;(7) Institute of Experimental Physics, University of Warsaw, PL-00-681 Warszawa, Poland;(8) Institut de Recherches Subatomique IReS, F-67037 Strasbourg, France |