| Mono Gauss Coil |
#mono_gauss_coil model #conversion of DebyeModel.py #converted by Steve King, Mar 2016 This Debye Gaussian coil model strictly describes the scattering from *monodisperse* polymer chains in theta s... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
|
| Elliptical Cylinder |
# pylint: disable=line-too-long
Elliptical cylinder geometry $a = r_\text{minor}$ and $\nu = r_\text{major} / r_\text{minor}$ is the *axis_ratio*.
The function calculated is
$$ I... |
Cylinder |
07 Sep 2017 |
sasview |
0 |
|
| Fuzzy Sphere |
For information about polarised and magnetic scattering, see the `magnetism` documentation.
Definition
The scattering intensity $I(q)$ is calculated as:
$$ I(q) = \frac{\text{scale}}{V... |
Sphere |
07 Sep 2017 |
sasview |
0 |
|
| Porod |
This model is a special case of the power law model, deriving its special name from the Porod Law which it models, where the power law exponent is fixed to -4.
$$ I(q) = C/q^4 + Background
$$
W... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
|
| star_polymer_v2 |
Reparametrised version, fits Rg not Rg^2^
Documentation corrected, see ticket #962, with grateful thanks to Ziang Li for pointing out the issues.
The models is still noisy at very small Q when Rg... |
Shape-Independent |
22 May 2017 |
richardh |
0 |
|
| Oblate Spheroid |
Follows the surface $\frac{x^2 + y^2}{a^2} + \frac{z^2}{c^2} = 1$ where $a$ is the equatorial radius, $c$ is the polar radius, and $a > c$. |
Ellipsoid |
07 Dec 2016 |
robertdfrench |
0 |
|
| RPA models |
Calculates the macroscopic scattering intensity for a multi-component homogeneous mixture of polymers using the Random Phase Approximation. This general formalism contains 10 specific cases
Case... |
Shape-Independent |
15 Sep 2016 |
butler |
0 |
|
| Guinier Porod |
Calculates the scattering for a generalized Guinier/power law object. This is an empirical model that can be used to determine the size and dimensionality of scattering objects, including asymmetri... |
Shape-Independent |
15 Sep 2016 |
sasview |
0 |
|
| Core Shell Cylinder |
Definition
The output of the 2D scattering intensity function for oriented core-shell cylinders is given by Kline [#Kline2006]_. The form factor is normalized by the particle volume. Note tha... |
Cylinder |
08 Sep 2016 |
sasview |
2 |
|