element
Information about Ytterbium-161:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:160.937853±0.000235amu #
    Excess Mass (Δ):-57.889000±0.219000MeV #
    Binding Energy:1302.608000±0.219000MeV #
    β- Decay Energy:-5.300000±0.100000MeV
"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: 3/2-
  • Half life: 4.2 min ( 252 sec., λ = 0.00275058 s-1)
  • Mode of decay:
    E.C.
    to
    161
    69
    Tm
      (Q = 4.150 MeV)

  • Possible parent nuclides:
    E.C. from
    161
    71
    Lu
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
04.2 m3/2- -0.327(8) [173Yb]CFBLSHFI 15 181 (83)
+1.03(2) [173Yb]CFBLSHFI 15 181 (83)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.