wo
—
Toran eee scanners one
~
4.0)
2
=
~~
=
ce
oe
“
es
2 Os
3
.
x
ol
0
!
t
oe
2
i
boot
.
Effective Energy, kev
tt
L
103
Loot
td pb
0
Figure 2.7 DuPont 502 energy dependence curve normalized
to Coyalue. (Film in NBS holder.)
1.5)
PY
"
10
a
z=~
$
SL
c
©
wa
oe
2
5
eo?
a°0
10
l
1
i
9
tb
to*
L
4
}))
Effective Energy, kev
bs
ft at
109
I
Figure 2.8 DuPont 510 energy dependence curve normalized
to Co® value. (Film in NBS holder.)
25
1
2p
i 1
10