Table 2 Properties of prompt gamma positron emission radioisotopes. Only the positrons and prompt gammas with the two highest branching ratios are listed. Data from the National Institute of Standards and Technology [14], Laboratoire National Henri Becquerel [15], and Brookhaven National Laboratory [16]
From: Physics of pure and non-pure positron emitters for PET: a review and a discussion
Isotope | Half-life | Branching (β+) in % | β+ E max (MeV) | Branching (γ) in % | γ E (PG) (MeV) |
|---|---|---|---|---|---|
68Ga | 67.8 min | 87.7, 1.2 | 1.899, 0.821 | 3.2 | 1.077 |
76Br | 16.2 h | 25.8, 6.3 | 3.382, 0.871 | 74.0, 15.9 | 0.559, 0.657 |
82Rb | 1.3 min | 81.8, 13.1 | 3.378, 2.601 | 15.1 | 0.777 |
86Y | 14.7 h | 11.9, 5.6 | 1.221, 1.545 | 82.5, 32.6 | 1.077, 0.627 |
124I | 100.2 h | 11.7, 10.7 | 1.535, 2.138 | 62.9, 11.2 | 0.602, 1.691 |