Table 2.
Gamma passing rate comparisons of matched beam profiles
Energy | Gamma Analysis (linac 1 vs linac 2) | Gamma Analysis (linac 1 vs linac 3) | ||||||
---|---|---|---|---|---|---|---|---|
Crossline | Inline | Crossline | Inline | |||||
Precorrection | Postcorrection | Precorrection | Postcorrection | Precorrection | Postcorrection | Precorrection | Postcorrection | |
6 MV | 89% | 99% | 53% | 96% | 95% | 99% | 56% | 93% |
10 MV | 93% | 99% | 85% | 95% | 92% | 92% | 58% | 93% |
6 MeV | 83% | 98% | 35% | 86% | 70% | 96% | 52% | 82% |
20 MeV | 74% | 95% | 47% | 96% | 94% | 96% | 48% | 92% |