Physics Bucharest 2017
Basic Dose Calculation Principles
Simplified depth dose formalism
• e -( m • d)
/f+d) 2
DD(d) %
=D max • (f+d m
• K s
attenuation D max
f distance from source to surface d m or depth to D max d is depth in tissue μ is energy dependent attenuation coefficient K s is the scatter
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