Dose 2016
5.2
We continue with the number of particles differential in track length dL
The number of particle differential in track length dL in one direction Ω was
ur
ur
L d (Ω)
a (Ω) d d h(x,y) Ω
= Φ Ω ⋅
We need the differential track length over all directions .
Ω
∫
ur
d (Ω) L d
Requires integration over all directions :
4
π
and yields the total number differential in track length:
∫
ur
( ) = Φ Ω Ω ⋅
Ω
( , ) d da h x y d
dL
Ω
4
π
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