TABLE 3.10 = Derived Values from Known Intensity Ratio
of 1600 kev Gamma Ray
La
to the
Other Gamma Rays in Lal4° eng pal40w
Gamma Activity at Time of Shot
Isotope
er
From Lal40
)
8
n
335
490
820
2510
0
162
"
304,
0.51
+ 0,03
"
537
12
>
From Bal40
10° Camm Rays/min/gm
30
0.395
1.4
1.0
0.195
+
+
+
+
2eh
+ Oo?
400
0.015
0.12
0.09
0.015
+ O63
G.1
~ 441,g14039140 aye assumed to be in secular equilibrium with a half=
life of 12.8. dayse
TABIE 3.11 = Important Gamma Contributors to Shot 4 Activity*
| Gamma Ray
|
Chey
35 and 64
104
145
yair-tife
Daye
&
6
1.4
+£1,0
Not identified
5
6
6
308
+3
+11
Bel
+1ed
11
40
750
]
4
750
*
+
10° GammaRaysmingm__*sotope
Not
500
500
35
1600
Possible
$029
33
55
700
gt Time of Shot
9e3
1
145
209
264
340
Gamma Activit
12.2
40.
+3
0.095+ 0.05
13° +3
identified
ves7and Nee
Cel4l
U237 and Np239
0237 and Np239
0237 and Np239
204 +005
0.25 +0205
Nal47 2
RutO3
309
Not identified
+003
0.87 +0223
306
+003
At times greater than 10 days after the shot
=©6(Combired
83
Not identified
Not identified
Lal40