80-Hg-181  basic  element

80-mercury-181 Atomic Mass: 180.9778060 +- 0.0003340 amu # Excess Mass: -20674.000 +- 311.000 keV # Binding Energy: 1418995.000 +- 311.000 keV # Beta Decay Energy: B- -8475.000 +- 489.000 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: 1/2(-) Half life: 3.6 s Mode of decay: Electron capture to Au-181 Branch ratio: 64.00 % Decay energy: 7.300 MeV Mode of decay: Alpha to Pt-177 Branch ratio: 36.00 % Decay energy: 6.287 MeV Possible parent nuclides: Alpha from Pb-185 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 3.6 s 1/2(-) +0.5071(7) b-NMR/OP ZP A276 203 (76) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.