237Np absolute delayed neutron yield measurements D. Doré, X. Ledoux, R. Nolte, F. Gagnon-Moisan, L. Thulliez, O. Litaize, S. Roettger and O. Serot EPJ Web Conf., 146 (2017) 04029 Published online: 13 September 2017 DOI: 10.1051/epjconf/201714604029