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Cuadro de texto:   -  Atomic Mass: 226.0279327 ± 0.0000126 amu -  Excess Mass: 26019.186 ± 11.726 keV -  Binding Energy: 1726905.609 ± 11.730 keV -  Beta Decay Energy: B- -1310.611 ± 21.736 keV -  Half life: 1.8 min -  Mode of decay: Alpha to Ac-222 º  Branch ratio: 74.00 % º  Decay energy: 6.987 MeV -  Mode of decay: Electron capture to Th-226 º  Branch ratio: 26.00 % º  Decay energy: 2.834 MeV -  Possible parent nuclides:    Alpha from Np-230