44-Ru-90  basic  element

44-ruthenium-90 Atomic Mass: 89.9297800 +- 0.0004300 amu # Excess Mass: -65409.000 +- 401.000 keV # Binding Energy: 757405.000 +- 401.000 keV # Beta Decay Energy: B- -12193.000 +- 643.000 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 s Mode of decay: Electron capture to Tc-90 Decay energy: 5.800 MeV 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)