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The
Dose Kernel A
Dose rate from a single source
at a point in water-filled space
per Unit Source Strength
(in Gy min
-1
U
-1
or cGy min
-1
U
-1
or cGy h
-1
U
-1
)
:
dose to water in water
) ,( )(
)
, (
) ,(
) ,
(
)(
)(
0 0
rFrg
rG
r
G
S
r
D
S
rD
r
A
L
L
L
K
K
=
= =
192
Ir
60
Co
169
Yb
125
I
103
Pd
131
Cs
…
constant
1D/2D LUTs
calculated
Characteristic for every Source Type
= ሶ
.
=
ሶ ( ).
. ²
H
2
O