Changes in / [1b693ba:933af72] in sasmodels
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sasmodels/models/core_shell_parallelepiped.py
r92dfe0c rcb0dc22 4 4 5 5 Calculates the form factor for a rectangular solid with a core-shell structure. 6 **The thickness and the scattering length density of the shell or "rim" 7 can be different on all three (pairs) of faces.** 6 The thickness and the scattering length density of the shell or 7 "rim" can be different on each (pair) of faces. However at this time 8 the model does **NOT** actually calculate a c face rim despite the presence of 9 the parameter. 10 11 .. note:: 12 This model was originally ported from NIST IGOR macros. However,t is not 13 yet fully understood by the SasView developers and is currently review. 8 14 9 15 The form factor is normalized by the particle volume $V$ such that … … 35 41 V = ABC + 2t_ABC + 2t_BAC + 2t_CAB 36 42 37 **meaning that there are "gaps" at the corners of the solid.** 43 **meaning that there are "gaps" at the corners of the solid.** Again note that 44 $t_C = 0$ currently. 38 45 39 46 The intensity calculated follows the :ref:`parallelepiped` model, with the … … 92 99 detector plane. 93 100 94 Validation95 ----------96 97 The model uses the form factor calculations implemented in a c-library provided98 by the NIST Center for Neutron Research (Kline, 2006).99 100 101 References 101 102 ---------- … … 112 113 113 114 * **Author:** NIST IGOR/DANSE **Date:** pre 2010 114 * **Last Modified by:** Paul Butler **Date:** September 30, 2016 115 * **Last Reviewed by:** Miguel Gonzales **Date:** March 21, 2016 115 * **Converted to sasmodels by:** Miguel Gonzales **Date:** February 26, 2016 116 * **Last Modified by:** Wojciech Potrzebowski **Date:** January 11, 2017 117 * **Currently Under review by:** Paul Butler 116 118 """ 117 119
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