element
Information about Samarium-133:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:132.938730±0.000640amu #
    Excess Mass (Δ):-57.073000±0.596000MeV #
    Binding Energy:1082.053000±0.596000MeV #
    β- Decay Energy:-9.473000±1.082000MeV #
"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: 3.7 s ( 3.7 sec., λ = 0.187337 s-1)
  • Mode of decay: E.C. to
    133
    61
    Pm
  • Mode of decay: E.C. +
    1
    1
    p+ to
    132
    60
    Nd
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)