Basic Info

Fission Yield


element
Information about Lanthanum-135:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:134.906971±0.000011amu
    Excess Mass (Δ):-86.655940±0.010435MeV
    Binding Energy:1131.690375±0.010436MeV
    β- Decay Energy:-2.025582±0.004667MeV
"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: 5/2+
  • Half life: 19.5 h ( 70200 sec., λ = 9.87389×10-06 s-1)
  • Mode of decay:
    E.C.
    to
    135
    56
    Ba
      (Q = 1.200 MeV)

  • Possible parent nuclides:
    E.C. from
    135
    58
    Ce
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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
273750 ns(27/2)+ 0.0(2) TDPADIzF 40 1249 (76)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.