Input interpretation
![Ac-229 | decay modes](../image_source/46da1df9b5a595d8a24faef3b133e52e.png)
Ac-229 | decay modes
Result
![β^- (electron emission)](../image_source/8a8a85678e79131f18c6695e3351764d.png)
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)](../image_source/0dc5bb786b76c45f73882fba913755ba.png)
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](../image_source/c801c8af1209f3a1a42c9a7cc2c96754.png)
decay mode | β^- (electron emission) Q-value | 1.167 MeV (megaelectronvolts) daughter nuclide | Th-229