From: Image quality analysis of 44Sc on two preclinical PET scanners: a comparison to 68Ga
 | β+ rate | Mean β+ energy | Mean β+ range (*) | γ rate (**) | Mainly γ | Half-life |
---|---|---|---|---|---|---|
44Sc | 94.3% | 0.63 MeV | 2.3 mm | > 99.9% | 1157 keV | 4.04 h |
68Ga | 89% | 0.83 MeV | 2.9 mm | 3.6% | 1077 keV | 1.13 h |