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Bragg Institute

Specifications

Instrument location: reactor-beam hall, thermal guide TG4 - beam size 50mm x 180mm high at reactor face.

Angular ranges

  • 15° < 2θM< 85°
  • -145° < 2θs< 115°
  • -110°< 2θA< 110°

Monochromator

  • 200 mm x 200 mm in 9 x 11 segments (width x height)
  • Continuous horizontal and vertical focussing
  • Pyrolytic Graphite (002) 24' mosaic with Incident Energy Range: ~ 5 - 60 meV)
  • Copper (200) 20' mosaic with Incident Energy Range: ~ 14 - 160 meV)

Sample area

  • beam size at monochromator shielding exit 50mm x 130 mm (W x H)
  • flux at sample position is projected to be ~ 2x108 ncm2s-1 at 50 meV

Analyser

  • 160 mm x 140 mm in 5 x 7 segments (width x height)

  • Continuous horizontal and vertical focusing

  • Pyrolytic Graphite (002) 24' mosaic

Soller collimators

  • Pre-monochromator collimators 15', 30', Open; 90 x 185 mm2 (W x H)

  • Post-monochromator, pre-analyser and pre-detector, collimators: 20', 40', Open; 50 x 130 mm2 (WxH)

Detector

  • 3He detector, (diameter)25mm x 100 mm, p=10 bars
  • or (diameter)50mm x 100 mm, p=5 bars

Sample environment available

    Ancillary

    Performance

    Quantity

    Cryofurnace-pooled for general use

    6K - 800K

    3

    Cryostat


    1.8K-300K

    1

    Vacuum Furnace

    100C-1800C

    1

    Vertical Field Cryomagnet / CCR

    B= 7.4T T=10K-300K

    1

    Eulerian Cradles

     

    2