element
Information about Radon-228:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:228.038084±0.000502amu #
    Excess Mass (Δ):35.475000±0.468000MeV #
    Binding Energy:1737.504000±0.468000MeV #
    β- Decay Energy:2.199000±0.509000MeV #
"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: 65 s ( 65 sec., λ = 0.0106638 s-1)
  • Mode of decay:
    β-
    to
    228
    87
    Fr
      (Q = 2.200 MeV)
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)