TABLE 1.
Properties of positron emitting radionuclides. a
| Radionuclide | β+ decay | Max β+ energy (MeV) | Mean β+ range (mm in water) | Half-life | Production |
|---|---|---|---|---|---|
| Carbon-13 | 99.8% | 0.960 | 1.27 b | 20.4 min | 14N(p,α)11C |
| Nitrogen-13 | 99.8% | 1.20 | 1.73 b | 9.97 min | 16O(p,α)13N |
| Oxygen-15 | 99.9% | 1.73 | 2.97 b | 2.03 min | 14N(d,n)15O |
| Fluorine-18 | 96.8% | 0.634 | 0.66 b | 110 min | 18O(p,n)18F |
| Scandium-44 | 94.3% | 1.47 | 2.46 b | 3.97 h | 44Ti/44Sc generator |
| Copper-64 | 17.5% | 0.653 | 0.56 c | 12.7 h | 64Ni(n,p)64Cu |
| Gallium-68 e | 88.9% | 1.90 | 3.56 b | 67.7 min | 68Ge/68Ga generator |
| Rubidium-82 e | 95.4% | 3.38 | 7.49 b | 1.26 min | 82Sr/82Rb generator |
| Zirconium-89 | 22.8% | 0.902 | 1.27 c | 78.4 h | 89Y(p,n)89Zr |
| Iodine-124 e | 22.7% | 2.14 | — | 4.18 days | 124Te(p,n)124I |
a
Laboratoire National Henri Becquerel, http://www.nucleide.org/Laraweb/index.php; Brookhaven National Library, https://www.nndc.bnl.gov/nudat2/.
b
Le Loirec and Champion, 2007a.
c
Le Loirec and Champion, 2007b.
d
Le Loirec and Champion, 2007c.
e
non-pure positron emitter; maximum positron energy (MeV) representative of most frequently emitted positron.