Institution: | (1) Institute of Nuclear Research, Pf. 51, H-4001 Debrecen, Hungary;(2) Department of Physics, Royal Institute of Technology, SE-10691 Stockholm, Sweden;(3) Laboratori Nazionali di Legnaro, Padova, Italy;(4) Institute de Recherches Subatomiques, F-67037 Strasbourg, France;(5) H. Niewodniczanski Institute of Nuclear Physics, Krakow, Poland;(6) Department of Radiation Sciences, Uppsala University, Uppsala, Sweden |