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McStas: SasView_polymer_micelle

[ Identification | Description | Input parameters | Links ]

The SasView_polymer_micelle Component

SasView polymer_micelle model component as sample description.


  • Site:
  • Author: Jose Robledo
  • Origin: FZJ / DTU / ESS DMSC
  • Date:


SasView_polymer_micelle component, generated from polymer_micelle.c in sasmodels.

SasView_polymer_micelle(ndensity, v_core, v_corona, sld_solvent, sld_core, sld_corona, radius_core, rg, d_penetration, n_aggreg,
model_scale=1.0, model_abs=0.0, xwidth=0.01, yheight=0.01, zdepth=0.005, R=0,
int target_index=1, target_x=0, target_y=0, target_z=1,
focus_xw=0.5, focus_yh=0.5, focus_aw=0, focus_ah=0, focus_r=0,
pd_radius_core=0.0, pd_rg=0.0)

Input parameters

Parameters in boldface are required; the others are optional.
ndensity1e15/cm^3([0.0, inf]) Number density of micelles.8.94
v_coreAng^3([0.0, inf]) Core volume .62624.0
v_coronaAng^3([0.0, inf]) Corona volume.61940.0
sld_solvent1e-6/Ang^2([0.0, inf]) Solvent scattering length density.6.4
sld_core1e-6/Ang^2([0.0, inf]) Core scattering length density.0.34
sld_corona1e-6/Ang^2([0.0, inf]) Corona scattering length density.0.8
radius_coreAng([0.0, inf]) Radius of core ( must be >> rg ).45.0
rgAng([0.0, inf]) Radius of gyration of chains in corona.20.0
d_penetration([-inf, inf]) Factor to mimic non-penetration of Gaussian chains.1.0
n_aggreg([-inf, inf]) Aggregation number of the micelle.6.0
model_scale Global scale factor for scattering kernel. For systems without inter-particle interference, the form factors can be related to the scattering intensity by the particle volume fraction.1.0
model_abs Absorption cross section density at 2200 m/s.0.0
xwidthm([-inf, inf]) Horiz. dimension of sample, as a width.0.01
yheightm([-inf, inf]) vert . dimension of sample, as a height for cylinder/box0.01
zdepthm([-inf, inf]) depth of sample0.005
RmOuter radius of sample in (x,z) plane for cylinder/sphere.0
target_xmrelative focus target position.0
target_ymrelative focus target position.0
target_zmrelative focus target position.1
target_index Relative index of component to focus at, e.g. next is +1.1
focus_xwmhoriz. dimension of a rectangular area.0.5
focus_yhm, vert. dimension of a rectangular area.0.5
focus_awdeg, horiz. angular dimension of a rectangular area.0
focus_ahdeg, vert. angular dimension of a rectangular area.0
focus_rmcase of circular focusing, focusing radius.0
pd_radius_core(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable.0.0
pd_rg(0,inf) defined as (dx/x), where x is de mean value and dx the standard devition of the variable0.0


[ Identification | Description | Input parameters | Links ]

Generated on 2023-09-19 20:01:36

Last Modified: Tuesday, 16-Apr-2024 20:05:21 CEST
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