Sphere radius (μm) | Sphere diameter (μm) | S value (Gy Bq−1s−1): present work | S value: Li et al. (7)* | Comparison with present work† |
---|---|---|---|---|
0.05 | 0.1 | 2.51 × 101 | ||
0.1 | 0.2 | 4.82 | ||
0.5 | 1 | 1.22 × 10−1 | ||
1 | 2 | 2.42 × 10−2 | ||
5 | 10 | 6.70 × 10−4 | 6.8 × 10−4 | +1.5% |
15 | 30 | 6.53 × 10−5 | 7.2 × 10−5 | +10.3% |
50 | 100 | 5.08 × 10−6 | 5.5 × 10−6 | +8.3% |
150 | 300 | 4.55 × 10−7 | 4.9 × 10−7 | +7.7% |
500 | 1,000 | 2.86 × 10−8 | 3.1 × 10−8 | +8.4% |
1,500 | 3,000 | 1.69 × 10−9 | 1.8 × 10−9 | +6.5% |