Cuadro de texto:   -  Atomic Mass: 239.0530185 ± 0.0000030 amu -  Excess Mass: 49386.389 ±  2.803 keV -  Binding Energy: 1805336.188 ± 2.821 keV -  Beta Decay Energy: B- -1800.000 ± 100.000 keV -  Spin: (5/2)- -  Half life: 11.9 h -  Mode of decay: Electron capture to Pu-239 º  Branch ratio: 99.99 % º  Decay energy: 0.803 MeV -  Mode of decay: Alpha to Np-235 º  Branch ratio: 0.01 % º  Decay energy: 5.924 MeV -  Possible parent nuclides:                                                                Electron capture from Cm-239                                                                Alpha from Bk-243

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                        

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