element
Information about Tantalum-173:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:172.943538±0.000241amu #
    Excess Mass (Δ):-52.594000±0.225000MeV #
    Binding Energy:1391.821000±0.225000MeV #
    β- Decay Energy:-4.000000±0.300000MeV
"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: 3.14 h ( 11304 sec., λ = 6.13188×10-05 s-1)
  • Mode of decay:
    E.C.
    to
    173
    72
    Hf
      (Q = 2.790 MeV)

  • Possible parent nuclides:
    E.C. from
    173
    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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
03.14 h5/2- 1.70(3) NMR/ONNP A534 344 (91)
(-)1.9(2) [181Ta 482]NO/SPL 133B 44 (83)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.