Soft Report - Dipartimento di Fisica - Sapienza

4321Counts (arb. u.) 5PGη = 0.40ºLarge area graphite monochromator0-1.5 -1.0 -0.5 0.0 0.5 1.0 1.5Rocking angle ωTypical rocking curve ofthe graphite crystalsHoneycomb collimator(transverse cross section view)500 mm550 mm3·10 -6 mbar (isolated)Sample chamberRear part of the detector assembly showingthe electronics chamber (operation foreseesdetector under vacuum and electronics in air)80 3 He tubesIntensity (n cm -2 s -1 )railsenergy chainBeam at the monochromator positionJuly 2004Detector mounted on its translationstage inside the huge vacuum tank33SOFT Scientific Report 2004-06