93-Np-227  basic  element

93-neptunium-227 Atomic Mass: 227.0349583 +- 0.0000779 amu Excess Mass: 32563.406 +- 72.555 keV Binding Energy: 1726868.005 +- 72.556 keV "The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra, Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995. Half life: 0.51 s Mode of decay: Alpha to Pa-223 Decay energy: 7.816 MeV R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)