element
Information about Lutetium-159:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:158.946615±0.000053amu
    Excess Mass (Δ):-49.727694±0.049640MeV
    Binding Energy:1277.520929±0.049641MeV
    β- Decay Energy:-6.882000±0.306000MeV #
"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: 12.1 s ( 12.1 sec., λ = 0.0572849 s-1)
  • Mode of decay:
    E.C.
    to
    159
    70
    Yb
      (Q = 5.990 MeV)
  • Mode of decay:
    α
    to
    155
    69
    Tm
      (Q = 4.530 MeV)   Branch ratio: 0.04 %

  • Possible parent nuclides:
    α from
    163
    73
    Ta
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)