element
Information about Protactinium-223:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:223.023964±0.000076amu
    Excess Mass (Δ):22.322084±0.071113MeV
    Binding Energy:1706.388742±0.071113MeV
    β- Decay Energy:-3.501679±0.100502MeV
"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:

  • Half life: 5 ms ( 0.005 sec., λ = 138.629 s-1)
  • Mode of decay:
    α
    to
    219
    89
    Ac
      (Q = 8.340 MeV)

  • Possible parent nuclides:
    α from
    227
    93
    Np
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)