Changeset 9474dda in sasmodels
- Timestamp:
- Feb 18, 2015 12:18:09 PM (10 years ago)
- Branches:
- master, core_shell_microgels, costrafo411, magnetic_model, release_v0.94, release_v0.95, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
- Children:
- 3a45c2c
- Parents:
- 0c3e5d2
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
sasmodels/models/cylinder.py
ra503bfd r9474dda 43 43 .. figure:: img/orientation2.jpg 44 44 45 Examples of the angles for oriented ppagainst the detector plane.45 Examples of the angles for oriented cylinders against the detector plane. 46 46 47 47 NB: The 2nd virial coefficient of the cylinder is calculated based on the … … 113 113 title = "Right circular cylinder with uniform scattering length density." 114 114 description = """ 115 P(q)= 2*(sld - solvent_sld)*V*sin(qLcos(alpha/2))116 /[qLcos(alpha/2)]*J1(qRsin(alpha/2))/[qRsin(alpha)]115 f(q,alpha) = 2*(sld - solvent_sld)*V*sin(qLcos(alpha/2)) 116 /[qLcos(alpha/2)]*J1(qRsin(alpha/2))/[qRsin(alpha)] 117 117 118 P(q,alpha)= scale/V*f(q )^(2)+background118 P(q,alpha)= scale/V*f(q,alpha)^(2)+background 119 119 V: Volume of the cylinder 120 120 R: Radius of the cylinder … … 125 125 :the ouput is P(q)=scale/V*integral 126 126 from pi/2 to zero of... 127 f(q )^(2)*sin(alpha)*dalpha + background127 f(q,alpha)^(2)*sin(alpha)*dalpha + background 128 128 """ 129 129
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