58-Ce-129
 basic

 element
58-cerium-129

  • Atomic Mass: 128.9180890 +- 0.0002220 amu #
  • Excess Mass: -76300.000 +- 206.000 keV #
  • Binding Energy: 1072124.000 +- 206.000 keV #
  • Beta Decay Energy: B- -6307.000 +- 363.000 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: 3.5 min
  • Mode of decay: Electron capture to La-129
    • Branch ratio: >0.00 %
    • Decay energy: 5.050 MeV

  • Possible parent nuclides:
    Electron capture from Pr-129
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)