Component Manual for the Xray-Tracing Package McXtrace, version 3.8.6

12.15  The SAXSCylinders McXtrace Component

A sample of monodisperse cylindrical particles in solution.

Identification

Description

A component simulating the scattering from a box-shaped, thin solution of monodisperse, cylindrical particles.

Example: SAXSCylinders( xwidth = 0.01, yheight = 0.01, zdepth = 0.01, SampleToDetectorDistance = 0.48, DetectorRadius = 0.1 )

Input parameters

Parameters in boldface are required; the others are optional.

Name

Unit

Description

Default

R

Å

Semiaxis of the cross section of the cylinder.

40.0

Height

Å

Height of the cylinder.

100.0

Concentration

mM

Concentration of sample.

0.01

DeltaRho

cm/Å\(^{3}\)

Excess scattering length density of the particles.

1.0e-14

AbsorptionCrosssection

1/m

Absorption cross section of the sample.

0.0

xwidth

m

Dimension of component in the x-direction.

yheight

m

Dimension of component in the y-direction.

zdepth

m

Dimension of component in the z-direction.

SampleToDetectorDistance

m

Distance from sample to detector (for focusing the scattered x-rays).

DetectorRadius

m

Radius of the detector (for focusing the scattered x-rays).

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