McStas logo McStas - A neutron ray-trace simulation package ILL; PSI; ESS Niels Bohr Institute DTU Physics NEXMAP

McStas

About McStas
 Conditions of use
 Authors/Contacts
 Project funding

Download
 Components
 Other Downloads (share)

Mailing list

Search web/mailinglist

Documentation
 Wiki (GitHub)
 McStas manual
 Publications

Links

Report bugs (GitHub)

Code-repository (GitHub)


McStas: SANSLiposomes

[ Identification | Description | Input parameters | Links ]

The SANSLiposomes Component

A sample of polydisperse liposomes in solution (water).

Identification

  • Site:
  • Author: Martin Cramer Pedersen (mcpe@nbi.dk)
  • Origin: KU-Science
  • Date: October 17, 2012

Description

A component simulating the scattering from a box-shaped, thin solution (water)
of liposomes described by a pentuple-shell model.

Input parameters

Parameters in boldface are required; the others are optional.
NameUnitDescriptionDefault
RadiusAAAverage thickness of the liposomes.800.0
ThicknessAAThickness of the bilayer.38.89
SigmaRadiusRelative Gaussian deviation of the radius in the distribution of liposomes.0.20
VolumeOfHeadgroupAA^3Volume of one lipid headgroup - default is POPC.319.0
VolumeOfCH2TailAA^3Volume of the CH2-chains of one lipid - default is POPC.818.8
VolumeOfCH3TailAA^3Volume of the CH3-tails of one lipid - default is POPC.108.6
ScatteringLengthOfHeadgroupcmScattering length of one lipid headgroup - default is POPC in D2O.7.05E-12
ScatteringLengthOfCH2TailcmScattering length of the CH2-chains of one lipid - default is POPC in D2O.-1.76E-12
ScatteringLengthOfCH3TailcmScattering length of the CH3-tails of one lipid - default is POPC in D2O.-9.15E-13
ConcentrationmMConcentration of sample.0.01
RhoSolventcm/AA^3Scattering length density of solvent - default is D2O.6.4e-14
AbsorptionCrosssection1/mAbsorption cross section of the sample.0.0
xwidthmDimension of component in the x-direction.
yheightmDimension of component in the y-direction.
zdepthmDimension of component in the z-direction.
SampleToDetectorDistancemDistance from sample to detector (for focusing the scattered neutrons).
DetectorRadiusmRadius of the detector (for focusing the scattered neutrons).
AT ( , , ) RELATIVE
ROTATED ( , , ) RELATIVE

Links


[ Identification | Description | Input parameters | Links ]

Generated on 2024-01-03 11:47:43


Last Modified: Wednesday, 03-Jan-2024 19:59:11 CET
Search website mailinglist archive GitHub repos