Research Article
Analytical Study of the Effect of the System Geometry on Photon Sensitivity and Depth of Interaction of Positron Emission Mammography
Table 3
Mis-positioning of the photon interaction point due to the DOI effect at center and edge (80 mm) of the FOV.
| Configuration | FOV (mm) | Mis-positioning center FOV (mm) | Mis-positioning edge FOV (mm) | Averaged |
Maximum | Averaged |
Maximum |
| | 200 | 2.9 |
8.1 | 1.9 |
5.8 | Dual detector | 100 | 4.0 |
9.4 | 2.6 |
6.7 | 50 | 4.6 |
9.8 | 3.0 |
7.0 | | 25 | 4.8 |
10.0 | 3.1 |
7.1 | Box detector | 200 | 3.8 |
8.1 | 4.1 |
9.7 | Hexagon detector | 200 | 5.0 |
7.5 | 2.9 |
9.2 | Octagon detector | 200 | 4.7 |
7.3 | 2.5 |
9.3 | Dodecagon detector | 200 | 4.4 |
7.2 | 1.7 |
9.3 |
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