Input interpretation
Ac-229 | decay modes
Result
β^- (electron emission)
Decay properties
half-life | 62.67 minutes (62.13 to 63.28 min) mean lifetime | 90.5 minutes (89.63 to 91.27 min) decay constant | 1.842×10^-4 per second specific activity | 484200 TBq/g (terabecquerels per gram) width | 1.21×10^-19 eV (electronvolts) decay modes | β^- (electron emission) final decay products | Tl-205 (100%) | Pb-207 (7×10^-12)
Decay mode
decay mode | β^- (electron emission) Q-value | 1.167 MeV (megaelectronvolts) daughter nuclide | Th-229