α-Particle Emissions Considered in Absorbed Dose Calculations
| α-Particles | ||||||
|---|---|---|---|---|---|---|
| Isotope | Energy (keV) | Isotope % per disintegration | Effective % per disintegration | Mean energy (keV/disintegration) | Δα (Gy-kg/Bq-s) | α-range (μm) |
| 213Bi | 5,549 | 0.16 | 0.16 | 8.88 | 1.42E−15 | 42.0 |
| 213Bi | 5,869 | 2.01 | 2.01 | 117.97 | 1.89E−14 | 45.5 |
| 213Po | 7,614 | 0.003 | 0.003 | 0.22 | 3.58E−17 | 66.0 |
| 213Po | 8,375 | 100.00 | 97.80 | 8,190.75 | 1.31E−12 | 75.6 |
| Sum | 8,317.82 | 1.33E−12 | ||||