84-Po-200  basic  element

84-polonium-200 Atomic Mass: 199.9817350 +- 0.0001500 amu # Excess Mass: -17014.000 +- 140.000 keV # Binding Energy: 1565561.000 +- 140.000 keV # Beta Decay Energy: B- -7972.000 +- 250.000 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: 0+ Half life: 11.5 min Mode of decay: Electron capture to Bi-200 Branch ratio: 88.90 % Decay energy: 3.350 MeV Mode of decay: Alpha to Pb-196 Branch ratio: 11.10 % Decay energy: 5.982 MeV Possible parent nuclides: Electron capture from At-200 Alpha from Rn-204 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 1774 61 ns 8+ +7.44(16) TDPAD ZP A324 123 (86) 1.38(7) [210Po 1557] "TDPAD, R" HFI 34 47 (87) 2596 100 ns 11- +11.9(2) TDPAD ZP A324 123 (86) 2830 270 ns 12+ -1.79(2) TDPAD ZP A324 123 (86) N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.