Page 286 - Radiochemistry and nuclear chemistry
P. 286
270 Radiochemistry and Nuclear Chemistry
TRANSLATE-ROTATE
MOTION ~ ....
! ,
DISPLAY
/ i i
DATA
ACQUISITION I I COMPUTOR
,~,,,,lli'i,lllli,, llli~ I SYSTEM, ' i SYSTEM
I
DETECTOR ARRAY
I
I ~ RECTILINEAR
MOTION
I L tO ELECTRONICS
to ELECTRONICS
I~CRYSTAL
LEAD
COLLIMATOR
111 .LIGHT GUIDE
ill C R Y ~ S ...... T A -.- L NI(TI)
-
" i
8OURCE DISTRIBUTION
B
E~mh
t nn,i ~
Ewmis ; ~; i
t i, i , ;[ _ B. L, mm (,m.,,,~)
Nil t~ 10000 F ~ "
r
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I00
Poinl llOt~ol _ " s !
D E
FIG. 9.13. Principles of gamma scintigraphy.