Input interpretation
![Ac-209 | half-life](../image_source/9b4d057a353c0b90c8737dc124db5eff.png)
Ac-209 | half-life
Result
![100 ms (milliseconds) (-8 to 210 ms)](../image_source/4c8c21345594850fc2d90bb8cdc2158e.png)
100 ms (milliseconds) (-8 to 210 ms)
Decay properties
![half-life | 100 ms (milliseconds) (0 to 200 ms) mean lifetime | 144 ms (milliseconds) (-8 to 290 ms) decay constant | 6.93 per second specific activity | 2×10^10 TBq/g (terabecquerels per gram) width | 3.16×10^-15 eV (electronvolts) decay modes | α (alpha emission) | β^+ (positron emission) final decay products | Au-197 (70%) | Hg-201 (29%) | Tl-205 (1%) | Ir-193 (7×10^-5%) | Os-189 (7×10^-12%)](../image_source/20cdfa8b197b04e511cd7e3f17b88bd1.png)
half-life | 100 ms (milliseconds) (0 to 200 ms) mean lifetime | 144 ms (milliseconds) (-8 to 290 ms) decay constant | 6.93 per second specific activity | 2×10^10 TBq/g (terabecquerels per gram) width | 3.16×10^-15 eV (electronvolts) decay modes | α (alpha emission) | β^+ (positron emission) final decay products | Au-197 (70%) | Hg-201 (29%) | Tl-205 (1%) | Ir-193 (7×10^-5%) | Os-189 (7×10^-12%)
Unit conversion
![0.1 seconds](../image_source/1e3aeea3d096e6e15706def83841754f.png)
0.1 seconds