element
Information about Terbium-151:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:150.923098±0.000005amu
    Excess Mass (Δ):-71.633583±0.004840MeV
    Binding Energy:1239.550356±0.004845MeV
    β- Decay Energy:-2.870363±0.005155MeV
"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: 1/2(+)
  • Half life: 17.609 h ( 63392.4 sec., λ = 1.09342×10-05 s-1)
  • Mode of decay:
    E.C.
    to
    151
    64
    Gd
      (Q = 2.565 MeV)
  • Mode of decay:
    α
    to
    147
    63
    Eu
      (Q = 3.497 MeV)   Branch ratio: 0.0095 %
    Meta state at 0.099 Mev
  • Spin: 11/2-) 17.609
  • Half life: 25 s ( 25 sec., λ = 0.0277259 s-1)
  • Mode of decay: γ (IT)  (Q = 0.100 MeV)   Branch ratio: 93.80 %
  • Mode of decay:
    E.C.
    to
    151
    64
    Gd
      (Q = 2.664 MeV)   Branch ratio: 6.20 %

  • Possible parent nuclides:
    E.C. from
    151
    66
    Dy
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
017.6 h1/2(+) +0.919(6) [159Tb]CFBLSZP A337 367 (90)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.