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McXtrace - An X-ray ray-trace simulation package

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McXtrace: SAXSQMonitor

[ Identification | Description | Input parameters | Links ]

The SAXSQMonitor Component

Release: McXtrace 1.0 A circular detector measuring the radial average of intensity as a function of the momentum transform in the sample.

Identification

  • Author: Martin Cramer Pedersen (mcpe@nbi.dk)
  • Origin: KU-Science
  • Date: May 2, 2012

Description

A circular detector measuring the radial average of intensity as a function
of the momentum transform in the sample. The q-range is set up to
qMax = 4 * PI * sin(TwoThetaMax / 2.0) / LambdaMin;

Example: SAXSQMonitor( RadiusDetector = 0.1, DistanceFromSample = 0.5, LambdaMin = 1, Lambda0 = 1.54, NumberOfBins = 2000 )
Example: SAXSQMonitor( RadiusDetector = 0.1, qMax = 5, Lambda0 = 1.54, NumberOfBins = 2000 )

Input parameters

Parameters in boldface are required; the others are optional.
NameUnitDescriptionDefault
RFilenamestrFile used for storing I(r)."RDetector"
qFilenamestrFile used for storing I(q)."QDetector"
NumberOfBins1Number of bins in the r (and q).100
restore_xrayIf set to 1, the component restores the original x-ray.0
RadiusDetectormRadius of the detector (in the xy-plane).
DistanceFromSamplemDistance from the sample to this component.
LambdaMinAAMax sensitivity in lambda - used to compute the highest possible value of momentum transfer, q.1.0
Lambda0AngsIf given, the momentum transfers of all rays are computed from this value. Otherwise, instrumental effects are negated Lambda0=2PI/k.0.0
qMaxAngs-1Max momentum for the Q-monitor. use either qMax or LambdaMin.0
AT ( , , ) RELATIVE
ROTATED ( , , ) RELATIVE

Links


[ Identification | Description | Examples | Input parameters | Links ]

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Last Modified: Monday, 02-Nov-2026 21:43:07 CET
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