80-Hg-187  basic  element

80-mercury-187 Atomic Mass: 186.9697850 +- 0.0002560 amu # Excess Mass: -28145.000 +- 239.000 keV # Binding Energy: 1474894.000 +- 239.000 keV # Beta Decay Energy: B- -5947.000 +- 466.000 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: 13/2+ Half life: 2.4 min Mode of decay: Electron capture to Au-187 Decay energy: 4.900 MeV Mode of decay: Alpha to Pt-183 Branch ratio: >0.00012 % Decay energy: 2 5.080 MeV Meta state at 0.000 Mev Spin: 3/2- Half life: 1.9 min Mode of decay: Electron capture to Au-187 Decay energy: 4.900 MeV Mode of decay: Alpha to Pt-183 Branch ratio: >0.00025 % Decay energy: 5 5.080 MeV Possible parent nuclides: Electron capture from Tl-187 Alpha from Pb-191 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 2.4 m 13/2+ -1.044(11) [193Hg 141] CLS PL 82B 199 (79) +0.5(3) st [201Hg] b-NMR/OP ZP A325 247 (86) 134 1.9 m 3/2- -0.594(4) b-NMR/OP ZP A325 247 (86) -0.8(3) st [201Hg] b-NMR/OP ZP A325 247 (86) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.