455 / 1359
16
5
10
15
20
25
0.0001
0.001
0.01
0.1
Kernel anatomy - 5 MeV
Total
Radius [cm]
First scatter kerma
5
10
15
20
25
0.0001
0.001
0.01
0.1
Total
Radius [cm]
Kernel anatomy - 15 MV
Fractional energy imparted per unit volume
[cm
-3
]
Fractional energy imparted per unit volume
[cm
-3
]
Dose properties for point kernels cont.:
( )
2
e
e
,
a r
b r
A
B
h r
r
−
−
+
=
Suitable parameterization of polyenergetic point kernels
Ahnesjö
, A. Med. Phys.
16
577–92