2576-2577 / 3107
( )
( ) (
)
sdd k
dD
A
2
,
,
∫∫
− Φ=
s r s
r
d
D
(
r
,
d
)
Calc point
r
-
s
2D fluence
F
(
s
)
s
F
(
s
)
k
(
r
-
s
,
d
)
Slide from Dr. James Bedford
Pencil beam
|
|
2576-2577 / 3107
( )
( ) (
)
sdd k
dD
A
2
,
,
∫∫
− Φ=
s r s
r
d
D
(
r
,
d
)
Calc point
r
-
s
2D fluence
F
(
s
)
s
F
(
s
)
k
(
r
-
s
,
d
)
Slide from Dr. James Bedford
Pencil beam