element
Information about Berkelium-238:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:238.058266±0.000309amu #
    Excess Mass (Δ):54.274000±0.288000MeV #
    Binding Energy:1790.812000±0.288000MeV #
    β- Decay Energy:-2.929000±0.493000MeV #
"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: 2.4 min ( 144 sec., λ = 0.00481352 s-1)
  • Mode of decay: E.C. to
    238
    96
    Cm
      (Q = 4.900 MeV)   Branch ratio: 0.05 %
  • Mode of decay: ECF   (Q = 8 0.000 MeV)   Branch ratio: 0.048 %
  • Mode of decay: α to
    234
    95
    Am
      (Q = 7.330 MeV)
  • Mode of decay: E.C. to
    238
    96
    Cm
      (Q = 4.900 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)