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Technical Information - Wombat

Technical Information - Wombat

Instrument  Specifications
Monochromators
  • Vertically focussing Ge 115 
  • Single crystal Ge 335
  • Vertically focusing Graphite 002
Collimators
  • Oscillating tertiary collimator reduces critical diameter to 50 mm
  • Must be used with most sample environments
  • Increases minimum 2θ from 10° to 15°
  • Optional secondary collimation
Sample area
  •  Smallest sample weight ~10mg
  •  Typical sample size 10mm3 (restricted due to focusing elements)
  •  1s acquisition for 10mm3 in one shot irreversible experiments
  •  30µs acquisition in stroboscopic mode (reversible experiments)
Detector
  • 120° x 200 mm high 2D detector, 0.125° resolution, maximum angle 160°

Instrument reference

'Wombat, the high-intensity diffractometer in operation at the Australian Centre for Neutron Scattering'  H. E. Maynard-Casely, S. M. Tobin, C.-W. Wang, V. K. Peterson, J. R. Hester and A. J. Studer, Journal of Applied Crystallography 59, 1-11 (2026)

Wombat User Manual