
Expected Performance of the VENUS Instrument
Beam Spectrum | Epithermal, Thermal, Cold |
Moderator | H2 decoupled poisoned (sharpest pulse at the SNS) |
Wavelength bandwidth | ~2.4 Å (Time-Of-Flight mode) |
Spatial resolution | < 15 microns (a few microns with magnification) |
Resolution Δd/d | 0.12 % |
Source-to-detector distance | 25 m |
Sample-to-detector distance | A few mm to tens of cm (as needed for magnification) |
Detection system and resolution | Cameras (CCDs and sCMOSs) and Micro-Channel Plate detector (few microns spatial resolution) |
Flux on sample (n/s/cm2) | 1 × 107 in TOF mode 1 × 108 in white beam mode |
Field of View | Up to 28 cm × 28 cm in 2D imaging |