Cuadro de texto:   -  Atomic Mass: 139.9105995 ± 0.0000090 amu -  Excess Mass: -83276.031 ± 8.402 keV -  Binding Energy: 1169449.433 ± 8.404 keV -  Beta Decay Energy: B- 1049.731 ± 8.077 keV -  Spin: 0+ -  Half life: 12.752 d -  Mode of decay: Beta to La-140 ºDecay energy: 1.050 MeV -  Possible parent nuclides:                                                                Beta from Cs-140                                                                Beta + N from Cs-141

 

 

 

 

 

 

 

 

 

 

 

 

 

                    

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