Basic Info

n-XS summary


element
Information about Plutonium-242:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:242.058737±0.000002amu
    Excess Mass (Δ):54.713012±0.001966MeV
    Binding Energy:1825.005887±0.001993MeV
    β- Decay Energy:-0.750963±0.000718MeV
"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:

  • Spin: 0+
  • Half life: 373300 years ( 1.17739×10+13 sec., λ = 5.88716×10-14 s-1)
  • Mode of decay:
    α
    to
    238
    92
    U
      (Q = 4.984 MeV)
  • Mode of decay: SF   Branch ratio: 0.00055 %
  • Mode of decay: SF   Branch ratio: >0.00 %
  • Mode of decay: SF   Branch ratio: >0.00 %

  • Possible parent nuclides:
    β- from
    242
    93
    Np
    E.C. from
    242
    95
    Am
    α from
    246
    96
    Cm
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)