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Table 1 Technical characteristics of the preclinical PET/CT systems involved in the evaluation [15,16,17]

From: Evaluation of image quality with four positron emitters and three preclinical PET/CT systems

System Detector crystal Detector size (mm) Detector rings (N) Ring diameter (cm) Transaxial FOV (mm) Axial FOV (mm) Energy resolution (%) Timing resolution (ns) NEMA resolution (mm) NEMA sensitivity (%)
RAYCAN LYSO 1.89 × 1.89 × 13 26 19.2 130 53 15 5 1.9 1.7
Inveon LSO 1.51 × 1.51 × 10 80 16.1 100 127 15 3.43 1.8 9.3
Molecubes LYSO 25.4 × 25.4 × 8* 5 7.6 72 130 12 2.4 1.1 12.4
  1. The resolution values are reported based on the filtered backprojection (FBP) reconstruction for all systems
  2. *Monolithic detector