53-I-137  basic  fission yield  element

53-iodine-137 Atomic Mass: 136.9178727 +- 0.0000298 amu Excess Mass: -76501.119 +- 27.771 keV Binding Energy: 1140807.613 +- 27.772 keV Beta Decay Energy: B- 5877.460 +- 26.834 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: (7/2+) Half life: 24.5 s Mode of decay: Beta to Xe-137 Decay energy: 5.880 MeV Mode of decay: Beta + Neutron to Xe-136 Branch ratio: 6.97 % Decay energy: 1.850 MeV Possible parent nuclides: Beta from Te-137 Beta + N from Te-138 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)