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  • sasmodels/models/barbell.py

    ra5d0d00 r0706431  
    1616The barbell geometry is defined as 
    1717 
    18 .. image:: img/barbell_geometry.jpg 
     18.. image:: img/image105.jpg 
    1919 
    2020where *r* is the radius of the cylinder. All other parameters are as defined in the diagram. 
     
    7171**The requirement that** *R* >= *r* **is not enforced in the model!** It is up to you to restrict this during analysis. 
    7272 
    73 This example dataset is produced by running the Macro PlotBarbell(), 
    74 using 200 data points, *qmin* = 0.001 |Ang^-1|, *qmax* = 0.7 |Ang^-1|, 
    75 *sld* = 4e-6 |Ang^-2| and the default model values. 
     73This example dataset is produced by running the Macro PlotBarbell(), using 200 data points, *qmin* = 0.001 |Ang^-1|, 
     74*qmax* = 0.7 |Ang^-1| and the following default values 
    7675 
    77 .. image:: img/barbell_1d.jpg 
     76==============  ========  ============= 
     77Parameter name  Units     Default value 
     78==============  ========  ============= 
     79scale           None      1.0 
     80len_bar         |Ang|     400.0 
     81rad_bar         |Ang|     20.0 
     82rad_bell        |Ang|     40.0 
     83sld_barbell     |Ang^-2|  1.0e-006 
     84sld_solv        |Ang^-2|  6.3e-006 
     85background      |cm^-1|   0 
     86==============  ========  ============= 
     87 
     88.. image:: img/image110.jpg 
    7889 
    7990*Figure. 1D plot using the default values (w/256 data point).* 
     
    8293|theta| = 45 deg and |phi| = 0 deg with default values for other parameters 
    8394 
    84 .. image:: img/barbell_2d.jpg 
     95.. image:: img/image111.jpg 
    8596 
    8697*Figure. 2D plot (w/(256X265) data points).* 
     
    95106 
    96107REFERENCE 
    97 --------- 
    98108 
    99109H Kaya, *J. Appl. Cryst.*, 37 (2004) 37 223-230 
     
    112122                It must be that rad_bar <(=) rad_bell. 
    113123""" 
    114 category = "shape:cylinder" 
    115124 
    116125parameters = [ 
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