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12.18 The SAXSLiposomes McXtrace Component
A sample of polydisperse liposomes in solution (water).
Identification
-
Author: Martin Cramer Pedersen (mcpe@nbi.dk)
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Origin: KU-Science
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Date: May 2, 2012
Description
A component simulating the scattering from a box-shaped, thin solution (water) of liposomes described by a pentuple-shell model.
Example: SAXSLiposomes( 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 |
|
|
|||
|
Radius |
Å |
Average thickness of the liposomes. |
800.0 |
|
Thickness |
Å |
Thickness of the bilayer. |
38.89 |
|
SigmaRadius |
|
Relative Gaussian deviation of the radius in the distribution of liposomes. |
0.20 |
|
nRadius |
|
Number of bins in Radius for polydisperse distribution. |
100 |
|
VolumeOfHeadgroup |
Å\(^{3}\) |
Volume of one lipid headgroup - default is POPC. |
319.0 |
|
VolumeOfCH2Tail |
Å\(^{3}\) |
Volume of the CH2-chains of one lipid - default is POPC. |
818.8 |
|
VolumeOfCH3Tail |
Å\(^{3}\) |
Volume of the CH3-tails of one lipid - default is POPC. |
108.6 |
|
ScatteringLengthOfHeadgroup |
cm |
Scattering length of one lipid headgroup - default is POPC. |
4.62E-11 |
|
ScatteringLengthOfCH2Tail |
cm |
Scattering length of the CH2-chains of one lipid - default is POPC. |
6.71E-11 |
|
ScatteringLengthOfCH3Tail |
cm |
Scattering length of the CH3-tails of one lipid - default is POPC. |
5.08E-12 |
|
Concentration |
mM |
Concentration of sample. |
0.01 |
|
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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Links
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Component source code found in file SAXSLiposomes.comp.
