Specifications

 

Accessible Q range

Solid-liquid / air-solid : 0.005 - 0.5 Å-1
Air-liquid : 0.005 - 0.30 Å-1
Minimum reflectivity

~10-8 - design target
Off-specular scattering - yes
Polarised reflectometry - yes
Time-of-flight using 2 - 20 Å neutrons with a 4 chopper system (Astrium)
ΔT/T (Δλ/λ) = 1, 4 or 10%.

 

Collimation

High precision (< 5μm accuracy), hot pressed and sintered B4C slits.
Flight path (collimation system) ~ 2600 mm)

 

Sample area

Beam size: upto 54 mm wide by 30 mm high
Flux at sample position: ~109 ncm-2 s-1
Sample → detector distance : 2475 mm → 3560 mm

 

Analysers

Polarising supermirrors

 

Detector3He gas, 2D 'Denex' area detector, 500mm wide by 250mm high. 2mm vertical resolution, 2.5mm horizontal resolution.
Timing resolution < 3µs, global count rates up to 1 MHz.

 

Sample environment available

 

AncillaryPerformanceQuantity
Cryofurnace- Reflectometer/SANS
 
10 K - 600 K
 
1
Temperature baths
 
-50 °C - 250 °C
 
3
Horizontal Bruker Electromagnet
 
1 T1
Gas Mixer / Controller
 
 1
Solid-Liquid Cell
 
Surface: 40 x 80 mm
Surface 100mm diameter
 
1
Langmuir Film Balance 
 
 1
Sealed Multiple Troughs
 
 1

 

Instrument location: neutron-guide hall, cold guide CG3