Structure of the neutron mid-shell nuclei

S. Lalkovski, E. A. Stefanova, S. Kisyov, A. Korichi, D. Bazzacco, M. Bergström, A. Görgen, B. Herskind, H. Hübel, A. Jansen, T.L. Khoo, T. Kutsarova, A. Lopez-Martens, A. Minkova, Zs. Podolyák, G. Schönwasser, O. Yordanov Department of Nuclear Engineering, Faculty of Physics, University of Sofia, Sofia 1164, Bulgaria Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Science, Sofia 1784, Bulgaria NIPNE-HH, Magurele, Romania CSNSM Orsay, IN2P3/CNRS, F-91405, France INFN, Sezione di Padova, I-35131 Padova, Italy The Niels Bohr Institut, Blegdamsvej 17, DK-2100 Copenhagen, Denmark Department of Physics, Faculty of Mathematics and Natural Sciences, University of Oslo, Norway Helmholtz-Institut für Strahlen -und Kernphysik, Universität Bonn, Nussallee 14-16, D-53115 Bonn, Germany Physics Division, Argonne National Laboratory, Argonne, Illinois 60439, USA 10 Department of Physics, University of Surrey, Guildford GU27XH, UK