TABLE 1.
Calculated yields (MBq/µA) of 67Cu,64Cu,61Cu, and 60Cu radionuclides obtained at the EOB through the proton irradiation of 68Zn and 70Zn targets for the different scenarios and irradiation times, the waiting time necessary to achieve a 67Cu radionuclidic purity of 99% and the amount of 67Cu activity at this time
| Irr. time (h) | 67Cu at EOB (MBq/µA) | 64Cu at EOB (MBq/µA) | 61Cu at EOB (MBq/µA) | 60Cu at EOB (MBq/µA) | t 99% (h) | 67Cu at t99% (MBq/µA) | |
|---|---|---|---|---|---|---|---|
| 68Zn: 70–35 MeV | 62 | 1240.1 | 6512.0 | 1140.1 | 26.5 | 145 | 244.1 |
| 124 | 1859.4 | 6732.9 | 1140.1 | 26.5 | 136 | 404.8 | |
| 185 | 2165.2 | 6740.4 | 1140.1 | 26.5 | 133 | 487.5 | |
| 70 Zn: 70–45 MeV | 62 | 1751.7 | 7506.7 | 11.7 | – | 139 | 368.7 |
| 124 | 2626.5 | 7761.4 | 11.7 | – | 131 | 604.8 | |
| 185 | 3058.5 | 7770.0 | 11.7 | – | 128 | 728.3 | |
| 70 Zn: 70–55 MeV + 68 Zn: 55–35 MeV | 62 | 1881.3 | 5825.0 | 40.0 | 0.0012 | 132 | 428.3 |
| 124 | 2820.9 | 6022.6 | 40.0 | 0.0012 | 123 | 710.5 | |
| 185 | 3284.9 | 6029.3 | 40.0 | 0.0012 | 120 | 855.6 |