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Summary
1) Definition of absorbed dose:
2) Important radiation field quantities are:
• particle fluence
• alternative definition
dN
dA
Φ =
dL
dV
Φ =
d ε
d
D
m
=
• particle fluence differential in energy
2
2
dΦ d N 1
(E)
dE dAdE m J
E
Φ =
=
51