Table 2 Characteristics of some radioisotopes
From: Cerenkov luminescence imaging: physics principles and potential applications in biomedical sciences
Isotope (decay) | t 1/2 | Endpoint energy (keV) | Fraction above CT (%) | |
|---|---|---|---|---|
water | tissue | |||
(n=1.33) | (n=1.4) | |||
18F (β +) | 109.8 min | 633 | 42 | 58 |
90Y (β −) | 64.1 h | 2280 | 90 | 93 |
131I (β −) | 8.02 days | 606 | 25 | 37 |