element
Information about Barium-120:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:119.926046±0.000322amu
    Excess Mass (Δ):-68.887752±0.300162MeV
    Binding Energy:993.634698±0.300162MeV
    β- Decay Energy:-11.200000±0.667000MeV #
"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: 32 s ( 32 sec., λ = 0.0216608 s-1)
  • Mode of decay:
    E.C.
    to
    120
    55
    Cs
      (Q = 5.000 MeV)
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)