Neutron activation experiments on chromium and tantalum in the NPI p-7Li quasi-monoenergetic neutron field P. Bém, V. Burjan, U. Fischer, M. Götz, M. Honusek, V. Kroha, J. Novák, S. Simakov and E. Šimečková Published online: 17 June 2008 DOI: 10.1051/ndata:07588