Input interpretation
Ac-229 | half-life
Result
62.67 minutes (62.13 to 63.29 min)
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)
Unit conversions
1 hour 2 minutes 40 seconds
3760 seconds
1.044 hours
Comparison as half-life
≈ 13 × half-life of uranium-241 ( ≈ 300 s )