element
Information about Neptunium-230:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:230.037813±0.000055amu
    Excess Mass (Δ):35.222197±0.051357MeV
    Binding Energy:1748.423183±0.051357MeV
    β- Decay Energy:-1.707439±0.056617MeV
"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.
Radioactive Decay Data:

  • Half life: 4.6 min ( 276 sec., λ = 0.0025114 s-1)
  • Mode of decay:
    E.C.
    to
    230
    92
    U
      (Q = 3.610 MeV)   Branch ratio: <=97.00 %
  • Mode of decay:
    α
    to
    226
    91
    Pa
      (Q = 6.780 MeV)   Branch ratio: >=3.00 %

  • Possible parent nuclides:
    α from
    234
    95
    Am
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)