Cuadro de texto:   -  Atomic Mass: 138.9133579 ± 0.0000046 amu -  Excess Mass: -80706.565 ± 4.316 keV -   Binding Energy: 1159590.998 ± 4.320 keV -  Beta Decay Energy: B- 4212.716 ± 3.122 keV -  Spin: 7/2+ -  Half life: 9.27 min -  Mode of decay: Beta to Ba-139 º  Decay energy: 4.213 MeV -  Possible parent nuclides:    Beta from Xe-139

 

 

 

 

 

 

 

 

 

 

 

 

 

               

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