Basic Info

Fission Yield


element
Information about Samarium-158:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:157.929988±0.000084amu
    Excess Mass (Δ):-65.215806±0.078329MeV
    Binding Energy:1291.978899±0.078329MeV
    β- Decay Energy:1.999000±0.015000MeV
"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: 5.30 min ( 318 sec., λ = 0.00217971 s-1)
  • Mode of decay:
    β-
    to
    158
    63
    Eu
      (Q = 1.999 MeV)

  • Possible parent nuclides:
    β- from
    158
    61
    Pm
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)