meer
jmemeesl
1 Etat
\
;
1 tt Litt
=
>
]
=
SHOT 3
rh.
—
=
]
8
l
10
a
T
r=
SHOT 3
Zebra O-2Hr
S,
1
:
a
4
=
—
_
a
i
=
7a
_ ~~/
7]
=
&,
L Labi 1 EE
YT TTT
a
TIME AFTER SHOT (HOURS)
a
a
=I
%
ACTIVITY (DISINTEGRATIONS PER MINUTE)
_
_
|
— Interval Activity
AFTER SHOT (HOURS)
William O-2Hr
|
t
a
_
6
ACTIVITY (DISINTEGRATIONS PER MINUTE)
Z
CL
TS
Victor 0-4 1/2 Hr
al
3
J
—-— Cumulative Activity
L
r
TIME AFTER SHOT (HOURS
10jt =
TT
SHOT 3
=
|
]
ACTIVITY (DISINTEGRATIONS PER MINUTE)
“TTT
i
s
!
a
a
i onTin
ACTIVITY (DISINTEGRATIONS PER MINUTE)
SHOT 3
Victor 0-3/4 Hr
0
we
I
J
=
ot
z
=
\
'
TIME AFTER SHOT (HOURS)
Fige 3.14 Variation of Beta Activity with Time, Shot 3,
Victor 0-3/4 hr, Victor 0-4 + br, William 0-2
60
|
2