81-Tl-198  basic  element

81-thallium-198 Atomic Mass: 197.9704663 +- 0.0000859 amu Excess Mass: -27510.466 +- 80.054 keV Binding Energy: 1562261.756 +- 80.055 keV Beta Decay Energy: B- -1410.000 +- 123.000 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: 2- Half life: 5.3 h Mode of decay: Electron capture to Hg-198 Decay energy: 3.460 MeV Meta state at 0.544 Mev Spin: 7+ Half life: 1.87 h Mode of decay: Electron capture to Hg-198 Branch ratio: 54.00 % Decay energy: 4.004 MeV Mode of decay: IT Branch ratio: 46.00 % Decay energy: 0.544 MeV Meta state at 0.742 Mev Spin: (10-) Half life: 32.1 ms Mode of decay: IT Decay energy: 0.742 MeV Possible parent nuclides: Electron capture from Pb-198 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 5.3 h 2- 0.00(1) [203Tl] AB HFI 1 437 (76)/PS 30 164 (84) 544 1.87 h 7+ +0.641(10) [203Tl] AB NP A395 182 (83) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.