65-Tb-158
 basic
 fission yield
 XS graphs

 element
65-terbium-158

  • Atomic Mass: 157.9254103 +- 0.0000032 amu
  • Excess Mass: -69479.885 +- 2.999 keV
  • Binding Energy: 1293895.917 +- 3.007 keV
  • Beta Decay Energy: B- 936.732 +- 2.383 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: 3-
  • Half life: 180 years
  • Mode of decay: Electron capture to Gd-158
    • Branch ratio: 83.40 %
    • Decay energy: 1.220 MeV
  • Mode of decay: Beta to Dy-158
    • Branch ratio: 16.60 %
    • Decay energy: 0.937 MeV

    Meta state at 0.110 Mev
  • Spin: 0-
  • Half life: 10.70 s
  • Mode of decay: IT
    • Decay energy: 0.110 MeV
  • Mode of decay: Beta to Dy-158
    • Branch ratio: <0.60 %
    • Decay energy: 1.047 MeV
  • Mode of decay: Electron capture to Gd-158
    • Branch ratio: <0.01 %
    • Decay energy: 1.330 MeV

    Meta state at 0.388 Mev
  • Spin: 7-
  • Half life: 0.40 ms
  • Mode of decay: IT
    • Decay energy: 0.388 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)