Cuadro de texto:   -  Atomic Mass: 128.9049875 ± 0.0000036 amu -  Excess Mass: -88503.573 ± 3.400 keV -  Binding Energy: 1088239.485 ± 3.405 keV -  Beta Decay Energy: B- 193.777 ± 3.390 keV -  Spin: 7/2+ -  Half life: 15700000 years -  Mode of decay: Beta to Xe-129 º  Decay energy: 0.194 MeV -  Possible parent nuclides:    Beta from Te-129 .

 

 

 

 

 

 

 

 

 

 

 

 

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