Cuadro de texto:   -  Atomic Mass: 128.9086737 ± 0.0000123 amu -  Excess Mass: -85069.842 ± 11.454 keV -  Binding Energy: 1082458.693 ± 11.456 keV -  Beta Decay Energy: B- -3720.000 ± 50.000 keV -  Spin: 1/2+ -  Half life: 2.23 h -  Mode of decay: Electron capture to Cs-129 º  Decay energy: 2.432 MeV     Meta state at 0.008 Mev -  Spin: 7/2+ -  Half life: 2.16 h -  Mode of decay: Electron capture to Cs-129 º  Branch ratio: <=100.0 % º  Decay energy: 0 2.440 MeV -  Mode of decay: IT to Ba-129 Decay energy: 0.008 MeV -  Possible parent nuclides:     Electron capture from La-129

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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