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Table 2 Average count rate recorded with the fiber detector for each of the fiber coating materials tested in this study

From: Feasibility study of a SiPM-fiber detector for non-invasive measurement of arterial input function for preclinical and clinical positron emission tomography

Coating

Uncoated

White acrylic

Black acrylic

Teflon

Aluminum foil

Count rate

γ + e+ (cps)

10,460 ± 90

(100%)

5300 ± 100

(51.2 ± 0.9%)

2620 ± 80

(25.1 ± 0.8%)

8710 ± 130

(83.3 ± 1.3%)

1370 ± 40

(13.1 ± 0.4%)

Count rate

γ (cps)

523 ± 21

(100%)

440 ± 30

(84 ± 5%)

292 ± 19

(56 ± 4%)

480 ± 23

(92 ± 4%)

229 ± 17

(44 ± 3%)

  1. The percentage of events detected with respect to uncoated fiber is shown in parenthesis. The errors were obtained as the standard deviation of three independent measurements