element
Information about Samarium-132:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:131.940820±0.000750amu #
    Excess Mass (Δ):-55.126000±0.699000MeV #
    Binding Energy:1072.035000±0.699000MeV #
    β- Decay Energy:-12.426000±1.142000MeV #
"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: 4.0 s ( 4 sec., λ = 0.173287 s-1)
  • Mode of decay: E.C. to
    132
    61
    Pm
  • Mode of decay: E.C. +
    1
    1
    p+ to
    131
    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)