Advanced Brachytherapy Physics - Vienna 2016

G r

( , ) θ

g r F r

( ) ( , ) θ

D r 

S = Λ

( , ) θ

K

L

G r

0 0 ( , ) θ

dose rate to water at point P(r, θ)

( , ) D r θ 

air kerma strength dose rate constant

S K

Λ

G L

( r , θ )

geometry function ( line-source approximation )

( r )

radial dose function 2D anisotropy function

g L

F ( r , θ )

Rivard, et al., Med. Phys. 31, 633-674 (2004)