element
Information about Fermium-258:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:258.097069±0.000215amu #
    Excess Mass (Δ):90.419000±0.200000MeV #
    Binding Energy:1913.747000±0.200000MeV #
    β- Decay Energy:-1.263000±0.200000MeV #
"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: 370 µs ( 0.00037 sec., λ = 1873.37 s-1)
  • Mode of decay: SF

  • Possible parent nuclides:
    E.C. from
    258
    101
    Md
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)