73-Ta-178  basic  element

73-tantalum-178 Atomic Mass: 177.9457503 +- 0.0001079 amu Excess Mass: -50533.216 +- 100.530 keV Binding Energy: 1430116.878 +- 100.531 keV Beta Decay Energy: B- -91.300 +- 2.000 keV "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. Spin: 1+ Half life: 9.31 min Mode of decay: Electron capture to Hf-178 Decay energy: 1.910 MeV Meta state at 0.000 Mev Spin: (7)- Half life: 2.36 h Mode of decay: Electron capture to Hf-178 Decay energy: 1.910 MeV Meta state at 1.471 Mev Spin: (15-) Half life: 60 ms Mode of decay: IT to Ta-178 Decay energy: 1.471 MeV Possible parent nuclides: Electron capture from W-178 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) T1/2 Spin      m(nm)      Q(b)      Ref. Std. Method Reference 0 + x 9.3 m 1+ 2.740(12) [181Ta 482] NMR/ON JPJa 56 492 (87) +2.8(2) [181Ta] NO/S HFI 4 206 (78) +0.65(6) NO/S HFI 16 105 (83) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.