Table 1.
Photon open‐field point‐dose verification
Model | Energy | SSD (cm) | Field size (cm²) | Depth (cm) | % (Meas‐Calc)/average |
---|---|---|---|---|---|
MC | 6 MV | 90 | 10 × 10 | 20.0 | 0.2 |
100 | 40 × 5 | 1.5 | −0.7 | ||
6 FFF | 90 | 2 × 2 | 5.0 | 0.6 | |
100 | 40 × 40 | 10.0 | 0.0 | ||
10 MV | 90 | 30 × 30 | 15.0 | −0.5 | |
100 | 5 × 20 | 2.2 | −1.6 | ||
10 FFF | 90 | 30 × 30 | 2.4 | 0.1 | |
100 | 5 × 5 | 5.0 | −0.7 | ||
18 MV | 90 | 10 × 10 | 20.0 | 0.4 | |
100 | 5 × 40 | 3.0 | −2.1 | ||
CC | 6 MV | 90 | 3 × 3 | 5.0 | 0.2 |
100 | 20 × 20 | 1.5 | −1.4 | ||
10 MV | 90 | 30 × 30 | 10.0 | −0.9 | |
100 | 2 × 2 | 2.2 | −2.5 | ||
18 MV | 90 | 5 × 5 | 10.0 | 0.7 | |
100 | 40 × 40 | 3.0 | −0.4 |