Wop a VE wag
|
Table 1,
Relaxation Depth
l/
cm
Average Activity
In the top Z cn
z,
on
5
10
”
!
.
oo
Fggverston factors relating the net photopeak count rate (cps) for
7Cs to source activity in the soil and to external exposure rate
as a functon of source distribution.
Total Activity
por Unit Area
sis’
A
ii,
No
pcig
CHS
0
13
5
8.2
10
5.6
15
4.1
25
2.6
49
1.6
60
Ll
0
id
Expanded Exposure
Rate at the 1
Meter Level
Rin
per cps
Ciné
Cys
1.09
3.6
1.5
3.7
2.9
3.4
15
10
6.3
15
5.2
25
3.7
ag
2.5
60
I.?
Q
38.8
5
7.5
10
6.4
15
5.6
25
4.3
69
2.2
40
5011134
7.9
3.1
45