Name | Description | Category | Upload Date | Author | Score | Verified |
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Power Law | #power_law model #conversion of PowerLawAbsModel.py #converted by Steve King, Dec 2015 This model calculates a simple power law with a flat background. Definition $$ I(q) = \text{scale... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

Line | This model calculates intensity using simple linear function Definition The scattering intensity $I(q)$ is calculated as $$ I(q) = \text{scale} (A + B \cdot q) + \text{background} $$ ... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

Guinier | Definition This model fits the Guinier function $$ I(q) = \text{scale} \cdot \exp{\left[ \frac{-Q^2 R_g^2 }{3} \right]} + \text{background} $$ to the data directly without any need for l... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

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 | |

Star Polymer | Definition Calcuates the scattering from a simple star polymer with f equal Gaussian coil arms. A star being defined as a branched polymer with all the branches emanating from a common centra... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

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 | |

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 | |

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 | |

broad-peak (SASfit) | This file has been automatically generated by sasfit_convert and manually edited by Wojciech Potrzebowski, ESS on 2017-12-05. The model calculates an empirical functional form for SAS data chara... | Shape-Independent | 07 Dec 2017 | wojciechpotrzebowski | 0 | |

test_cfile | testing c file | Shape-Independent | 16 Apr 2018 | wojciechpotrzebowski | 0 | |

Star Polymer w/ Excluded Volume | This model describes scattering from a star-branched polymer where the arms of the polymer may have excluded volume, i.e., they need not be Gaussian chains. Under this model, the form factor of ... | Shape-Independent | 22 Aug 2018 | mjahore | 0 | |

Two Power Law | Definition The scattering intensity $I(q)$ is calculated as $$ I(q) = \begin{cases} A q^{-m1} + \text{background} & q <= q_c \\ C q^{-m2} + \text{background} & q > q_c \end{cases} $$ whe... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

Unified Power Rg | Definition This model employs the empirical multiple level unified Exponential/Power-law fit method developed by Beaucage. Four functions are included so that 1, 2, 3, or 4 levels can be used... | Shape-Independent | 07 Sep 2017 | sasview | 0 | |

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 |