Cuadro de texto:  
-  Atomic Mass: 213.0003458 ± 0.0000318 amu 
-  Excess Mass: 322.155 ± 29.584 keV 
-  Binding Energy: 1650022.504 ± 29.585 keV 
-  Beta Decay Energy: B- -5801.196 ± 65.886 keV 
-  Spin: 1/2- 
-  Half life: 2.74 min 
-  Mode of decay: Alpha to Rn-209 
                            º  Branch ratio: 80.00 % 
                            º  Decay energy: 6.859 MeV 
-  Mode of decay: EC to Fr-213 
                            º  Branch ratio: 20.00 % 
                            º  Decay energy: 3.880 MeV 
    Meta state at 1.770 Mev 
-  Half life: 2.1 ms 
-  Mode of decay: IT
                            º  Branch ratio: ~99.00 % 
                            º  Decay energy: 1.770 MeV 
-  Mode of decay: Alpha to Rn-209 
                            º  Branch ratio: ~1.00 % 
                            º  Decay energy: 8.629 MeV 
-  Possible parent nuclides: 
   Alpha from Th-217 
   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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