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UPWELLING
RADIUS
{FT}
Figure 1.7 Radiation intensity from a circular upwelling of radioactive
water (computed for a standard GITR at its center).
to
0°
$*1600 FT
$1200 FT
0.8
0.7
tNTEnSITY
o6
va
o6
Ns
os$
2400 FY
RELATIVE
RELATIVE
INTENSITY
oO?
/
os
a2
a
Jf
te
‘
6
joerL
4
2
©
8
Aporeachiang
US
420—
SISTANCE OF LEACING EOGE FROM
2
4
@
0
12
4
6%
18
Receding
DETECTOR (HUNDREDS OF FEET)
Figure 1.8 Relative intensity from an enveloping
base surge (90° cloud model, 1 Mev gamma).
38