Table 1.
Isotope | Emission energy (MeV) | Decay type |
---|---|---|
Radon-222 | 5.49 | α |
| ||
Polonium-218 | 6.00 | α |
| ||
Lead-214 | 0.67, 0.73 | β |
0.35, 0.30, 0.24 | γ | |
| ||
Bismuth-214 | 1.54, 1.51, 3.27 | β |
0.61, 1.76, 1.12 | γ | |
| ||
Polonium-214 | 7.69 | α |
| ||
Lead-210 | 0.06, 0.02 | β |
0.05 | γ | |
| ||
Bismuth-210 | 1.16 | β |
0.27, 0.30 | γ | |
| ||
Polonium-210 | 5.30 | α |
| ||
Lead-206 | Stable |