element
Information about Astatine-195:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:194.996554±0.000433amu #
    Excess Mass (Δ):-3.210000±0.404000MeV #
    Binding Energy:1510.618000±0.404000MeV #
"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: Unknown
  • Mode of decay: α to
    191
    83
    Bi
      (Q = 7.400 MeV)   Branch ratio: >75.00 %
  • Mode of decay: E.C. to
    195
    84
    Po
      (Q = 8.000 MeV)   Branch ratio: <25.00 %
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)