88-Ra-209
- Atomic Mass: 209.0019440 ± 0.0001340 amu
- Excess Mass: 1811.000 ± 125.000 keV
- Binding Energy: 1616249.000 ± 125.000 keV
- Beta Decay Energy: B- -7103.000 ± 273.000 keV
- Spin: 5/2-
- Half life: 4.6 S ( 4.3478 % )
- Mode of decay: Alpha to Rn-205
- Branch ratio: ~ 90.00
- Decay energy: 7.150 MeV
- Mode of decay: Electron capture to Fr-209
- Branch ratio: ~ 10.00
- Decay energy: 5.610 MeV
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Possible parent nuclides:
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Electron capture from Ac-209
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Alpha from Th-213
Element Ra