element
Information about Actinium-213:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:213.006574±0.000063amu
    Excess Mass (Δ):6.123351±0.058933MeV
    Binding Energy:1643.438954±0.058934MeV
    β- Decay Energy:-5.950000±0.147000MeV #
"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: 0.80 s ( 0.8 sec., λ = 0.866434 s-1)
  • Mode of decay:
    α
    to
    209
    87
    Fr
      (Q = 0 7.500 MeV)   Branch ratio: <=100.00 %

  • Possible parent nuclides:
    α from
    217
    91
    Pa
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)