Cuadro de texto:   -  Atomic Mass: 217.0062530 ± 0.0001080 amu -  Excess Mass: 5825.000 ± 100.000 keV -  Binding Energy: 1679934.000 ± 100.000 keV -  Beta Decay Energy: B- 1438.000 ± 100.000 keV -  Half life: <10 s -  Mode of decay: Alpha to Pb-213 º  Branch ratio: >95.00 % º  Decay energy: 6.660 MeV -  Mode of decay: Beta to At-217 º  Branch ratio: <5.00 % º  Decay energy: 1.530 MeV -  Possible parent nuclides:     Alpha from Rn-221    

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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