82-Pb-191  basic  element

82-lead-191 Atomic Mass: 190.9782000 +- 0.0002300 amu # Excess Mass: -20307.000 +- 214.000 keV # Binding Energy: 1497776.000 +- 214.000 keV # Beta Decay Energy: B- -7315.000 +- 454.000 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: (3/2-) Half life: 1.33 min Mode of decay: Electron capture to Tl-191 Branch ratio: 99.99 % Decay energy: 5.900 MeV Mode of decay: Alpha to Hg-187 Branch ratio: 0.01 % Decay energy: 5.410 MeV Meta state at 0.138 Mev Spin: 13/2+) Half life: 2.18 min Mode of decay: Electron capture to Tl-191 Decay energy: 6.038 MeV Mode of decay: Alpha to Hg-187 Branch ratio: ~0.02 % Decay energy: 5.548 MeV Possible parent nuclides: Alpha from Po-195 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 138 2.18 m 13/2+ -1.172(7) [207Pb] CFBLS ZP A341 39 (91) +0.085(5) [207Pb] CFBLS ZP A341 39 (91) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.