element
Information about Hafnium-154:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:153.964250±0.000750amu #
    Excess Mass (Δ):-33.301000±0.699000MeV #
    Binding Energy:1219.955000±0.699000MeV #
"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: 2 s ( 2 sec., λ = 0.346574 s-1)
  • Mode of decay: E.C. to
    154
    71
    Lu
      (Q = 6.700 MeV)   Branch ratio: ~100.00 %
  • Mode of decay: α to
    150
    70
    Yb
      (Q = 3.400 MeV)   Branch ratio: ~0.00 %
    Meta state at 2.671 Mev
  • Spin: (10+) 2
  • Half life: 9 µs ( 9×10-06 sec., λ = 77016.4 s-1)
  • Mode of decay: γ (IT)  (Q = 2.671 MeV)

  • Possible parent nuclides:
    α from
    158
    74
    W
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)