Cuadro de texto:   -  Atomic Mass: 139.9172771 ± 0.0000093 amu -  Excess Mass: -77055.897 ± 8.709 keV -  Binding Energy: 1164011.653 ± 8.711 keV -  Beta Decay Energy: B- 6220.134 ± 9.879 keV -  Spin: 1- -  Half life: 63.7 s -  Mode of decay: Beta to Ba-140 º  Decay energy: 6.219 MeV -  Possible parent nuclides:                                                                Beta from Xe-140                                                               Beta + N from Xe-141

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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