Basic Info

Fission Yield


element
Information about Lanthanum-146:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:145.925700±0.000079amu
    Excess Mass (Δ):-69.209858±0.073981MeV
    Binding Energy:1203.028844±0.073981MeV
    β- Decay Energy:6.530167±0.047126MeV
"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: 2-
  • Half life: 6.27 s ( 6.27 sec., λ = 0.11055 s-1)
  • Mode of decay:
    β-
    to
    146
    58
    Ce
      (Q = 6.530 MeV)
    Meta state at 0.000 Mev
  • Spin: (6-) 6.27
  • Half life: 10.0 s ( 10 sec., λ = 0.0693147 s-1)
  • Mode of decay:
    β-
    to
    146
    58
    Ce
      (Q = 6.530 MeV)

  • Possible parent nuclides:
    β- from
    146
    56
    Ba
    β- +
    1
    0
    n from
    147
    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)