Cuadro de texto:   -  Atomic Mass: 90.9165342 ± 0.0000088 amu -  Excess Mass: -77747.918 ± 8.175 keV -  Binding Energy: 783291.217 ± 8.176 keV -  Beta Decay Energy: B- 5891.060 ± 9.262 keV -  Spin: 3/2(-) -  Half life: 58.4 s -  Mode of decay: Beta to Sr-91 º  Decay energy: 5.861 MeV -  Possible parent nuclides:                                                                Beta from Kr-91                                                                Beta + N from Kr-92

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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