63-Eu-137
 basic

 element
63-europium-137

  • Atomic Mass: 136.9352100 +- 0.0005400 amu #
  • Excess Mass: -60351.000 +- 503.000 keV #
  • Binding Energy: 1116834.000 +- 503.000 keV #
  • Beta Decay Energy: B- -8793.000 +- 780.000 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: 11 s
  • Mode of decay: EC to Sm-137
    • Decay energy: 7.500 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)