Specifications of the FIE-TAX Instrument
Beam Spectrum: | Thermal |
Monochromator: | PG(002) double crystal |
Monochromator angle: | 2Θ M = 41.3° Ei = 14.64 meV |
Analyzers: | PG(002) Be(101) Be(002) Si(111) Ge(111) |
Sample angles: | 0° < Ψ < 360° |
Scattering angle: | -5 to 135° |
Analyzer angles: | -60° < 2ΘA < 120° |
Collimations (FWHM): | C1: open (48′ effective) C2: open (40′ effective) (30′, 20′, 10′) C3: 40′, 30′, 20′,10′ (sample-analyzer) C4: 34′, 68′, 136′ (analyzer-detector) |
Beam Size: | 40 × 150 mm max |
Filters: | Sapphire pre-Monochromator 2 HOPG (λ / 2 ≈ 10-4λ) located between M-1 and M-2 and after M-2 |
Flux at sample: | ~2 × 107 n/cm2/s (est.) |