89-Ac-209

• Atomic Mass: 209.0095687 ± 0.0002605 amu
• Excess Mass: 8913.219 ± 242.692 keV
• Binding Energy: 1608363.795 ± 242.693 keV

• Spin: (9/2-)
• Half life: 0.10 S ( 50.0000 % )
• Mode of decay: Alpha to Fr-205
  • Branch ratio: ~ 99.00
  • Decay energy: 7.730 MeV
• Mode of decay: Electron capture to Ra-209
  • Branch ratio: ~ 1.00
  • Decay energy: 7.110 MeV

• Possible parent nuclides:

  Alpha from Pa-213

Element Ac