[ Identification | Description | Input parameters | Links ]

The FZJ_BenchmarkSfin2 Instrument

Test instrument for the H Frielinghaus SANS_benchmark2 component. The below test uses defaults of the instrument (SANS_benchmark2 modnum=11)

Identification

Description


Input parameters

Parameters in boldface are required; the others are optional.
NameUnitDescriptionDefault
lbdminAAMinimum wavelength produced at source2.00
lbdmaxAAMaximum wavelength produced at source8.5
NGbendmBender dimension, horizontal0.053
NGblenmBender dimension, vertical0.03
ClenmCollimation length8.0
SampDmSample 'half-dimension' (geometry is actually 2 x value)0.01
bendLradBender angle of deflection5.0
bendRmBender radius of curvature385.0
bendM1Bender 'outer curve mirror m-value'7.0
bendiM1Bender 'inner curve mirror m-value'7.0
dfltM1Bender 'top/bottom mirror m-value'1.5
vorPlmIf >0, post-bender Guide-element0.5
PolLenmIf >0, length of polariser0.492
PolTotmTotal primary optic length2.30
MDOWN1m-value of the Fe/Si-wafer for spin down neutrons3.6
Min1m-value of material for top. horz. mirror of the outer guide1.5
cnum1'Degree of beam-polarisation'. Set to 0.0 for no polarizer as for benchmarking the normal SANS samples, to 2.0 for two cavities, keep default values as much as possible0.00
ROTdegPre-polariser cavity-rotation angle arounz (only if polarised mode)0.0
modnum1Sample 'mode' (see mcdoc for SANS_benchmark2 component)11.0
sglscatt1Sample control of single/multiple scattering (see mcdoc for SANS_benchmark2 component)1.0
incs1Sample fraction of incoherently scattered neutrons (see mcdoc for SANS_benchmark2 component)0.0005

Links


[ Identification | Description | Input parameters | Links ]

Generated for mcstas 3.7.9