element
Information about Osmium-169:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:168.967076±0.000094amu
    Excess Mass (Δ):-30.668313±0.087398MeV
    Binding Energy:1335.263009±0.087399MeV
    β- Decay Energy:-8.676551±0.123982MeV
"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: 3.4 s ( 3.4 sec., λ = 0.203867 s-1)
  • Mode of decay: E.C. to
    169
    75
    Re
      (Q = 7.680 MeV)   Branch ratio: 89.00 %
  • Mode of decay:
    α
    to
    165
    74
    W
      (Q = 5.720 MeV)   Branch ratio: 11.00 %

  • Possible parent nuclides:
    α from
    173
    78
    Pt
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)