120
54
Xe
element 		Information about Xenon-120:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation
    Mass-Energy Data:

    Atomic Mass:119.912152±0.000047amu
    Excess Mass (Δ):-81.829882±0.043946MeV
    Binding Energy:1008.141535±0.043946MeV
    β- Decay Energy:-7.942130±0.045040MeV
"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: 40 min ( 2400 sec., λ = 0.000288811 s-1)
  • Mode of decay:
    E.C.
     to
    120
    53
    I
       (Q = 1.960 MeV)

  • Possible parent nuclides:
    E.C. from
    120
    55
    Cs
    E.C. +
    1
    1
    p+ from
    121
    56
    Ba
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)