Page 286 - Radiochemistry and nuclear chemistry
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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
                                              "I            .-  /!
                                               I00




                       Poinl llOt~ol   _        "                             s   !
                                D                               E




                                    FIG. 9.13.  Principles of gamma  scintigraphy.
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