93-Np-236
 basic
 n-XS summary
 XS graphs

 element
93-neptunium-236

  • Atomic Mass: 236.0465597 +- 0.0000542 amu
  • Excess Mass: 43370.097 +- 50.459 keV
  • Binding Energy: 1788703.219 +- 50.460 keV
  • Beta Decay Energy: B- 476.585 +- 50.389 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: (6-)
  • Half life: 154000 years
  • Mode of decay: Electron capture to U-236
    • Branch ratio: 87.30 %
    • Decay energy: 0.940 MeV
  • Mode of decay: Beta to Pu-236
    • Branch ratio: 12.50 %
    • Decay energy: 0.490 MeV
  • Mode of decay: Alpha to Pa-232
    • Branch ratio: 0.16 %
    • Decay energy: 5.020 MeV

    Meta state at 0.060 Mev
  • Spin: 1
  • Half life: 22.5 h
  • Mode of decay: Electron capture to U-236
    • Branch ratio: 52.00 %
    • Decay energy: 1.000 MeV
  • Mode of decay: Beta to Pu-236
    • Branch ratio: 48.00 %
    • Decay energy: 0.550 MeV

  • Possible parent nuclides:
    Alpha from Am-240
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)