Count Rates, Scatter Fraction, and TOF Resolution
| Parameter | 70-cm-long phantom | 175-cm-long phantom |
|---|---|---|
| Peak NECR | 3.35 Mcps at 57.57 kBq/mL | 2.24 Mcps at 33.27 kBq/mL |
| Peak true rate | 20.68 Mcps at 61.41 kBq/mL | 21.16 Mcps at 40.41 kBq/mL |
| Scatter fraction at peak NECR | 29.94% | 30.85% |
| TOF resolution at 5.3 kBq/mL | 188.8 ps | 189.7 ps |