77-Ir-173  basic  element

77-iridium-173 Atomic Mass: 172.9677070 +- 0.0002450 amu # Excess Mass: -30080.000 +- 228.000 keV # Binding Energy: 1366178.000 +- 228.000 keV # Beta Decay Energy: B- -8190.000 +- 249.000 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: 11/2-) Half life: 2.20 s Mode of decay: Electron capture to Os-173 Branch ratio: 88.00 % Decay energy: 7.400 MeV Mode of decay: Alpha to Re-169 Branch ratio: 12.00 % Decay energy: 5.840 MeV Meta state at 0.000 Mev Spin: 2+,5/2+) Half life: 9.0 s Mode of decay: Electron capture to Os-173 Branch ratio: >93.00 % Decay energy: 7.400 MeV Mode of decay: Alpha to Re-169 Branch ratio: <7.00 % Decay energy: 5.840 MeV Possible parent nuclides: Alpha from Au-177 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)