element
Information about Praseodymium-137:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:136.910678±0.000052amu
    Excess Mass (Δ):-83.202567±0.048791MeV
    Binding Energy:1142.814941±0.048792MeV
    β- Decay Energy:-3.690000±0.054000MeV
"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: 5/2+
  • Half life: 1.28 h ( 4608 sec., λ = 0.000150423 s-1)
  • Mode of decay:
    E.C.
    to
    137
    58
    Ce
      (Q = 2.702 MeV)

  • Possible parent nuclides:
    E.C. from
    137
    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)