Input interpretation
![Ac-227 | width](../image_source/be8d924dc4270a5d501d871595e7837f.png)
Ac-227 | width
Result
![4.6055×10^-25 eV (electronvolts)](../image_source/80bf1e9487e309e7395287c8036e91d0.png)
4.6055×10^-25 eV (electronvolts)
Decay properties
![half-life | 21.772 years (21.764 to 21.78 yr) mean lifetime | 31.41 years (31.398 to 31.423 yr) decay constant | 1.0095×10^-9 per second specific activity | 2.6779 TBq/g (terabecquerels per gram) width | 4.6055×10^-25 eV (electronvolts) decay modes | β^- (electron emission) | α (alpha emission) final decay products | Pb-207 (100%) | Tl-205 (9×10^-8%)](../image_source/6c1aa086cbd1eafbfe9316f64cc2c950.png)
half-life | 21.772 years (21.764 to 21.78 yr) mean lifetime | 31.41 years (31.398 to 31.423 yr) decay constant | 1.0095×10^-9 per second specific activity | 2.6779 TBq/g (terabecquerels per gram) width | 4.6055×10^-25 eV (electronvolts) decay modes | β^- (electron emission) | α (alpha emission) final decay products | Pb-207 (100%) | Tl-205 (9×10^-8%)
Unit conversion
![7.3788×10^-44 J (joules)](../image_source/53caf19a06f9b4e1e343c89e27bb1b49.png)
7.3788×10^-44 J (joules)
Interpretations
![energy](../image_source/72cd30ffdcdce2b877501e40be4a206a.png)
energy
![kinetic energy](../image_source/a48aa8562b5d8b5e3deb12fa5aefcb15.png)
kinetic energy
![electron affinity](../image_source/c2fed741062e5eff8fe49ea5a4791ff4.png)
electron affinity
Basic unit dimensions
![[mass] [length]^2 [time]^(-2)](../image_source/c3e1ea18af9d799d35076d8e5c413d49.png)
[mass] [length]^2 [time]^(-2)