50
60
70
80
90
100
110
Dose [%]
Carbon ions
Electrons
Photons
x
eI I
m
0
Inverse dose profile
dE K( )
dx
k z
2
Z
A
1
K( )
2
ln
2 511
K( )
2
g
K( )
2
I
K( )
2
Particle Therapy
0
10
20
30
40
0
50
100
150
200
250
300
Depth [mm]
Bragg Peak