Changeset 30b60d2 in sasmodels for sasmodels/models/rpa.py


Ignore:
Timestamp:
Sep 5, 2017 12:39:41 PM (7 years ago)
Author:
Paul Kienzle <pkienzle@…>
Branches:
master, core_shell_microgels, costrafo411, magnetic_model, ticket-1257-vesicle-product, ticket_1156, ticket_1265_superball, ticket_822_more_unit_tests
Children:
3a45c2c
Parents:
64eecf7
Message:

allow build of both latex and html

File:
1 edited

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  • sasmodels/models/rpa.py

    r4f9e288 r30b60d2  
    3030    These case numbers are different from those in the NIST SANS package! 
    3131 
    32 The models are based on the papers by Akcasu et al. [#Akcasu]_ and by 
    33 Hammouda [#Hammouda]_ assuming the polymer follows Gaussian statistics such 
     32The models are based on the papers by Akcasu *et al.* and by 
     33Hammouda assuming the polymer follows Gaussian statistics such 
    3434that $R_g^2 = n b^2/6$ where $b$ is the statistical segment length and $n$ is 
    3535the number of statistical segment lengths. A nice tutorial on how these are 
    3636constructed and implemented can be found in chapters 28 and 39 of Boualem 
    37 Hammouda's 'SANS Toolbox'[#toolbox]_. 
     37Hammouda's 'SANS Toolbox'. 
    3838 
    3939In brief the macroscopic cross sections are derived from the general forms 
     
    4949  are calculated with respect to component D).** So the scattering contrast 
    5050  for a C/D blend = [SLD(component C) - SLD(component D)]\ :sup:`2`. 
    51 * Depending on which case is being used, the number of fitting parameters can  
     51* Depending on which case is being used, the number of fitting parameters can 
    5252  vary. 
    5353 
     
    5757      component are obtained from other methods and held fixed while The *scale* 
    5858      parameter should be held equal to unity. 
    59     * The variables are normally the segment lengths (b\ :sub:`a`, b\ :sub:`b`, 
    60       etc) and $\chi$ parameters (K\ :sub:`ab`, K\ :sub:`ac`, etc). 
    61  
     59    * The variables are normally the segment lengths ($b_a$, $b_b$, 
     60      etc.) and $\chi$ parameters ($K_{ab}$, $K_{ac}$, etc). 
    6261 
    6362References 
    6463---------- 
    6564 
    66 .. [#Akcasu] A Z Akcasu, R Klein and B Hammouda, *Macromolecules*, 26 (1993) 
    67    4136. 
    68 .. [#Hammouda] B. Hammouda, *Advances in Polymer Science* 106 (1993) 87. 
    69 .. [#toolbox] https://www.ncnr.nist.gov/staff/hammouda/the_sans_toolbox.pdf 
     65A Z Akcasu, R Klein and B Hammouda, *Macromolecules*, 26 (1993) 4136. 
     66 
     67B. Hammouda, *Advances in Polymer Science* 106 (1993) 87. 
     68 
     69B. Hammouda, *SANS Toolbox* 
     70https://www.ncnr.nist.gov/staff/hammouda/the_sans_toolbox.pdf. 
    7071 
    7172Authorship and Verification 
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