74-W-159  basic  element

74-tungsten-159 Atomic Mass: 158.9722800 +- 0.0006420 amu # Excess Mass: -25821.000 +- 598.000 keV # Binding Energy: 1251267.000 +- 598.000 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. Half life: 7.3 ms Mode of decay: Alpha to Hf-155 Branch ratio: ~99.50 % Decay energy: 6.440 MeV Mode of decay: EC to Ta-159 Branch ratio: ~0.50 % Decay energy: 8.700 MeV Possible parent nuclides: Proton emission from Re-160 Alpha from Os-163 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)