39-Y-81  basic  element

39-yttrium-81 Atomic Mass: 80.9291287 +- 0.0000669 amu Excess Mass: -66016.164 +- 62.336 keV Binding Energy: 689281.528 +- 62.336 keV Beta Decay Energy: B- -7160.000 +- 290.000 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: (5/2+) Half life: 70.4 s Mode of decay: Electron capture to Sr-81 Decay energy: 5.510 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)