SasView polymer_micelle model component as sample description.
Author: Jose Robledo
Origin: FZJ / DTU / ESS DMSC
Date:
SasView_polymer_micelle component, generated from polymer_micelle.c in sasmodels.
Example: 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)
Parameters in boldface are required; the others are optional.
|
Name |
Unit |
Description |
Default |
|
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|
ndensity |
1e15/cm\(^{3}\) |
([0.0, inf]) Number density of micelles. |
8.94 |
|
v_core |
Å\(^{3}\) |
([0.0, inf]) Core volume . |
62624.0 |
|
v_corona |
Å\(^{3}\) |
([0.0, inf]) Corona volume. |
61940.0 |
|
sld_solvent |
1e-6/Å\(^{2}\) |
([0.0, inf]) Solvent scattering length density. |
6.4 |
|
sld_core |
1e-6/Å\(^{2}\) |
([0.0, inf]) Core scattering length density. |
0.34 |
|
sld_corona |
1e-6/Å\(^{2}\) |
([0.0, inf]) Corona scattering length density. |
0.8 |
|
radius_core |
Å |
([0.0, inf]) Radius of core ( must be >> rg ). |
45.0 |
|
rg |
Å |
([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 |
|
xwidth |
m |
([-inf, inf]) Horiz. dimension of sample, as a width. |
0.01 |
|
yheight |
m |
([-inf, inf]) vert . dimension of sample, as a height for cylinder/box |
0.01 |
|
zdepth |
m |
([-inf, inf]) depth of sample |
0.005 |
|
R |
m |
Outer radius of sample in (x,z) plane for cylinder/sphere. |
0 |
|
target_x |
m |
relative focus target position. |
0 |
|
target_y |
m |
relative focus target position. |
0 |
|
target_z |
m |
relative focus target position. |
1 |
|
target_index |
|
Relative index of component to focus at, e.g. next is +1. |
1 |
|
focus_xw |
m |
horiz. dimension of a rectangular area. |
0.5 |
|
focus_yh |
m |
, vert. dimension of a rectangular area. |
0.5 |
|
focus_aw |
deg |
, horiz. angular dimension of a rectangular area. |
0 |
|
focus_ah |
deg |
, vert. angular dimension of a rectangular area. |
0 |
|
focus_r |
m |
case 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 variable |
0.0 |
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Component source code found in file SasView_polymer_micelle.comp.