81-Tl-206  basic  element

81-thallium-206 Atomic Mass: 205.9760953 +- 0.0000032 amu Excess Mass: -22267.062 +- 2.969 keV Binding Energy: 1621588.935 +- 2.982 keV Beta Decay Energy: B- 1533.536 +- 0.657 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: 0- Half life: 4.199 min Mode of decay: Beta to Pb-206 Decay energy: 1.533 MeV Meta state at 2.643 Mev Spin: (12-) Half life: 3.74 min Mode of decay: IT Decay energy: 2.643 MeV Possible parent nuclides: Beta from Hg-206 Alpha from Bi-210 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 1405 78 ns (5)+ +4.27(6) TDPAD PL 64B 273 (76) 1621 10.1 ns 7+ <2.45 TDPAD PL 64B 273 (76) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.