Depth of interaction determination in monolithic scintillator with double side SiPM readout

EJNMMI Physics

Table 2 Summary of depth of interaction reconstruction capability of the detector tested in the two scans and of the overall results obtained using both scans together

Y beam position	Reconstruction method	Bias (mm) Z _real in [0 mm, 10 mm]	Bias (mm) Z _real in [2 mm, 8 mm]	σ (mm) Z _real in [0 mm, 10 mm]
0 mm	Cluster size	0.38	0.16	1.62
	Maximum	0.38	0.20	1.47
	Combined	0.19	0.18	1.44
1.8 mm	Cluster size	0.48	0.27	1.62
	Maximum	0.35	0.20	1.49
	Combined	0.13	0.09	1.48
All	Cluster size	0.42	0.22	1.62
	Maximum	0.37	0.21	1.48
	Combined	0.17	0.14	1.47