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Table 1 Physical properties of 44Sc and 68Ga

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

  1. (*) in water/tissue, (**) in stabilization process