Changeset 416f5c7 in sasmodels for sasmodels/models/cylinder.py
- Timestamp:
- Oct 7, 2016 3:51:36 PM (7 years ago)
- Branches:
- master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
- Children:
- 5df888c
- Parents:
- 8749c1c4
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
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sasmodels/models/cylinder.py
r551398c r416f5c7 14 14 .. math:: 15 15 16 P(q,\alpha) = \frac{\text{scale}}{V} F^2(q ) + \text{background}16 P(q,\alpha) = \frac{\text{scale}}{V} F^2(q,\alpha) + \text{background} 17 17 18 18 where … … 20 20 .. math:: 21 21 22 F(q ) = 2 (\Delta \rho) V22 F(q,\alpha) = 2 (\Delta \rho) V 23 23 \frac{\sin \left(\tfrac12 qL\cos\alpha \right)} 24 24 {\tfrac12 qL \cos \alpha} … … 31 31 first order Bessel function. 32 32 33 For randomly oriented particles: 34 35 .. math:: 36 37 F^2(q)=\int_{0}^{\pi/2}{F^2(q,\alpha)\sin(\alpha)d\alpha} 38 39 33 40 To provide easy access to the orientation of the cylinder, we define the 34 41 axis of the cylinder using two angles $\theta$ and $\phi$. Those angles 35 are defined in :numref:`cylinder-angle-definition` .42 are defined in :numref:`cylinder-angle-definition` . 36 43 37 44 .. _cylinder-angle-definition:
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