Cuadro de texto:   -  Atomic Mass: 186.9557508 ± 0.0000030 amu -  Excess Mass: -41217.871 ± 2.775 keV -  Binding Energy: 1491878.731 ± 2.787 keV -  Beta Decay Energy: B- 2.663 ± 0.019 keV -  Atomic Percent Abundance: 62.60% -  Spin: 5/2+ -  Half life: 4.35E10 years -  Mode of decay: Beta to Os-187 º  Decay energy: 0.003 MeV -  Mode of decay: Alpha to Ta-183 º  Branch ratio: <0.0001 % º  Decay energy: 0 1.653 MeV -   Possible parent nuclides:     Beta from W-187    

   

 

 

 

 

 

 

 

 

 

 

 

 

 

                    

 

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