Basic Info

n-XS summary


element
Information about Thorium-233:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:233.041577±0.000002amu
    Excess Mass (Δ):38.728649±0.002049MeV
    Binding Energy:1771.477760±0.002074MeV
    β- Decay Energy:1.245117±0.001437MeV
"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: 1/2+
  • Half life: 22.3 min ( 1338 sec., λ = 0.000518047 s-1)
  • Mode of decay:
    β-
    to
    233
    91
    Pa
      (Q = 1.245 MeV)

  • Possible parent nuclides:
    β- from
    233
    89
    Ac
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)