Table 1 Model for the neutron flux in each target sample.

From: Neutron flux evaluation model provided in the accelerator-based boron neutron capture therapy system employing a solid-state lithium target

Target

Acquired formula

Coefficient

a

b

c

1

F(mAh) = 6.75 × 10–16exp(–1.29 × 10–3 × mAh) + 5.67 × 10–16

6.75 × 10–16

1.29 × 10–3

5.67 × 10–16

2

F(mAh) = 6.08 × 10–16exp(–1.05 × 10–3 × mAh) + 5.82 × 10–16

6.08 × 10–16

1.05 × 10–3

5.82 × 10–16

3

F(mAh) = 4.93 × 10–16exp(–1.50 × 10–3 × mAh) + 7.52 × 10–16

4.93 × 10–16

1.50 × 10–3

7.52 × 10–16

4

F(mAh) = 5.74 × 10–16exp(–1.40 × 10–3 × mAh) + 6.87 × 10–16

5.74 × 10–16

1.40 × 10–3

6.87 × 10–16

5

f(mAh) = 6.19 × 10–16exp(–9.44 × 10–4 × mAh) + 6.07 × 10–16

6.19 × 10–16

9.44 × 10–4

6.07 × 10–16

  1. mAh is the total number of protons delivered to the target sample. The saturated radioactivity was used as a substitute for the neutron flux.
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