NG7 30-m Small Angle Neutron Scattering Instrument
Instrument Characteristics:
Source Neutron guide (NG-7), cross section: 50 mm x 50 mm Monochromator Mechanical velocity selector with variable speed and pitch Wavelength Range 5.0 to 20.0 Å Wavelength Resolution 10% to 22% Δλ/λ(FWHM) Source-to-Sample Distance 4 to 16 m in 1.5 m steps via insertion of guide sections Sample-to-Detector Distance 1.0 to 15.3 m continuously variable Collimation Circular pinhole collimation or focusing biconcave lenses Sample Size 5 to 25 mm diameter Q-range 0.008 to 7.0 nm-1 Size Regime 1 to 500 nm Detector 640mm x 640 mm 3He position-sensitive proportional counter (5 mm x 5 mm resolution)
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Last modified 09-May-2007