—
Relotive
Sensitivity
eq
t
ft
it ttt,
L
pt
fd ft
Effective Energy, kev
tke
t
to}
‘°
Figure 2.7 DuPont 502 energy dependence curve normalized
wv
9
Relative Sensitivity
to Co™ value. (Film in NBSholder.)
Lot
ot
fk
z
‘9
L
1
Jj
Effective Energy, kev
td
'e
¥
iL
Figure 2.8 DuPont 510 energy dependence curve normalized
to Co™ value. (Film in NBS holder.)
25
hot
dt
'
04