LL tat

SHOT 4

—~

=

=Lb

4

4

5,

‘

L \/\

=

4

>

=

F

i

4

ar
ol}TIME AFTER4,4
SHOT (HOURS)

—— — Cumutotive Activity

5,

ro

10" L~

==

Interval Activity

%

{ ty din 1'

PTT

xo

1=

=

Love 0O-2/3Hr

=

ACTIVITY (DISINTEGRATIONS PER MINUTE)

i LETT UI

SHOT 4
How 0-12 Hr

%

ACTIVITY (DISINTEGRATIONS PER MINUTE)

—

L

f

TIME. AFTER SHOT (HOURS)

3oS

1p
=

2

TT

1

I

y

]

2

|

4

—

|
|
=

a)

4

L

6

|

8

|

0

TIME AFTER SHOT (HOURS)

.

Belle O-i2Hr

—

4
=|

7

\

4

E

-

—_—

x

%

LL
|

SHOT 6

4,

=4

|
2

|
10”

ACTIVITY (DISINTEGRATIONS PER MINUTE)

SHOT 6
Alice O-I2H

LEH

ACTIVITY (DISINTEGRATIONS PER MINUTE)

—

=

=

E—

a

~

“

L

b—-

1
7

0

—

i

2

|

4

|

6

|

l

810

TIME AFTER SHOT (HOURS)

Fige 3 .16 Variation of Beta Activity with Tim, Shot 4,

|

2

How 0-12 hr, Love 0-2/3 hr; Shot 6, Alice 0-12 hr,
Belle O-12 hre

62

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