| Dab |
Calculates the scattering from a randomly distributed, two-phase system based on the Debye-Anderson-Brumberger (DAB) model for such systems. The two-phase system is characterized by a single length... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Flexible Cylinder Elliptical |
This model calculates the form factor for a flexible cylinder with an elliptical cross section and a uniform scattering length density. The non-negligible diameter of the cylinder is included by ac... |
Cylinder |
07 Sep 2017 |
sasview |
0 |
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| Poly Gauss Coil |
#poly_gauss_coil model #conversion of Poly_GaussCoil.py #converted by Steve King, Mar 2016 This empirical model describes the scattering from *polydisperse* polymer chains in theta solvents or poly... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Fractal Core Shell |
Definition
Calculates the scattering from a fractal structure with a primary building block of core-shell spheres, as opposed to just homogeneous spheres in the fractal model. It is an extension... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Core Shell Ellipsoid |
Definition
Parameters for this model are the core axial ratio $X_{core}$ and a shell thickness $t_{shell}$, which are more often what we would like to determine and make the model better beha... |
Ellipsoid |
07 Sep 2017 |
sasview |
0 |
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| Mass Surface Fractal |
A number of natural and commercial processes form high-surface area materials as a result of the vapour-phase aggregation of primary particles. Examples of such materials include soots, aerosols... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Rpa |
.. warning:: This model is not functioning correctly in SasView and it appears it has not done so for some time. Whilst the problem is investigated, a workaround for Case ... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Stacked Disks |
Definition
This model provides the form factor, $P(q)$, for stacked discs (tactoids) with a core/layer structure which is constructed itself as $P(q) S(Q)$ multiplying a $P(q)$ for individual... |
Cylinder |
07 Sep 2017 |
sasview |
0 |
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| Hayter Msa |
# Note: model title and parameter table are inserted automatically Calculates the interparticle structure factor for a system of charged, spheroidal, objects in a dielectric medium [1,2]. When comb... |
Structure Factor |
07 Sep 2017 |
sasview |
0 |
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| Broad Peak |
Definition
This model calculates an empirical functional form for SAS data characterized by a broad scattering peak. Many SAS spectra are characterized by a broad peak even though they are fr... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Multilayer Vesicle |
Definition
This model is a trivial extension of the core_shell_sphere function where the core is filled with solvent and is surrounded by $N$ shells of material (such as lipids) interleaved w... |
Sphere |
07 Sep 2017 |
sasview |
0 |
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| Stickyhardsphere |
# Note: model title and parameter table are inserted automatically Calculates the interparticle structure factor for a hard sphere fluid with a narrow, attractive, potential well. Unlike the `squar... |
Structure Factor |
07 Sep 2017 |
sasview |
0 |
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| Spherical Sld |
Definition
Similarly to the onion, this model provides the form factor, $P(q)$, for a multi-shell sphere, where the interface between the each neighboring shells can be described by the error... |
Sphere |
07 Sep 2017 |
sasview |
0 |
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| Gauss Lorentz Gel |
This model calculates the scattering from a gel structure, but typically a physical rather than chemical network. It is modeled as a sum of a low-q exponential decay (which happens to give a functi... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Core Shell Bicelle Elliptical |
Definition
This model provides the form factor for an elliptical cylinder with a core-shell scattering length density profile [#Onsager1949]_. Thus this is a variation of the core-shell bicel... |
Cylinder |
07 Sep 2017 |
sasview |
0 |
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| Triaxial Ellipsoid |
# triaxial ellipsoid model # Note: model title and parameter table are inserted automatically Definition
Ellipsoid with $R_a$ as *radius_equat_minor*, $R_b$ as *radius_equat_major* ... |
Ellipsoid |
07 Sep 2017 |
sasview |
0 |
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| Adsorbed Layer |
Definition
This model describes the scattering from a layer of surfactant or polymer adsorbed on large, smooth, notionally spherical particles under the conditions that (i) the particles (cor... |
Sphere |
07 Sep 2017 |
sasview |
0 |
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| Two Lorentzian |
Definition
The scattering intensity $I(q)$ is calculated as
$$ I(q) = \frac{A}{1 +(Q\xi_1)^n} + \frac{C}{1 +(Q\xi_2)^m} + \text{B}
$$
where $A$ = Lorentzian scale factor #1, $C$ = Lorent... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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| Vesicle |
Definition
This model provides the form factor, *P(q)*, for an unilamellar vesicle and is effectively identical to the hollow sphere reparameterized to be more intuitive for a vesicle and nor... |
Sphere |
07 Sep 2017 |
sasview |
0 |
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| Surface Fractal |
This model calculates the scattering from fractal-like aggregates based on the Mildner reference.
Definition
The scattering intensity $I(q)$ is calculated as
$$ \begin{align*} I(q) = \... |
Shape-Independent |
07 Sep 2017 |
sasview |
0 |
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