93-Np-233
 basic

 element
93-neptunium-233

  • Atomic Mass: 233.0407324 +- 0.0000555 amu
  • Excess Mass: 37941.934 +- 51.669 keV
  • Binding Energy: 1769917.414 +- 51.670 keV
  • Beta Decay Energy: B- -2100.723 +- 72.213 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.
  • Spin: (5/2+)
  • Half life: 36.2 min
  • Mode of decay: Electron capture to U-233
    • Decay energy: 1.230 MeV
  • Mode of decay: Alpha to Pa-229
    • Branch ratio: <0.0=10 %
    • Decay energy: 5.830 MeV

  • Possible parent nuclides:
    Electron capture from Pu-233
    Alpha from Am-237
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)