element
Information about Tungsten-163:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:162.962532±0.000329amu #
    Excess Mass (Δ):-34.901000±0.306000MeV #
    Binding Energy:1292.633000±0.306000MeV #
    β- Decay Energy:-8.789000±0.327000MeV #
"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: 2.75 s ( 2.75 sec., λ = 0.252054 s-1)
  • Mode of decay: E.C. to
    163
    73
    Ta
      (Q = 7.700 MeV)   Branch ratio: 59.00 %
  • Mode of decay:
    α
    to
    159
    72
    Hf
      (Q = 5.520 MeV)   Branch ratio: 41.00 %

  • Possible parent nuclides:
    α from
    167
    76
    Os
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)