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. Author manuscript; available in PMC: 2018 May 21.
Published in final edited form as: Phys Med Biol. 2017 Mar 13;62(10):4183–4201. doi: 10.1088/1361-6560/aa6641

Table 1.

Radiation events generated in the background and detected (× 10 −5) in a 1 cm2 detector.

Generated [events / decay]
γ and
x-ray		 e+/− Cerenkov
photons
(400 – 800
nm)
Primary 1.95 0.98 2.72
Secondary 0.01 1.74 0.55
Total 1.96 2.72 3.27
Detected [events × 10−5 / decay]
γ and
x-ray		 e+/− Cerenkov photons (400 – 800
nm)
Grey
Matter		 White
Matter		 Cerebellum
187 0.42 24.9 9.26 9.62
0.18 0.38 4.89 1.85 1.81
187.2 0.80 29.8 11.1 11.4