Changes in / [b12404e:d3b57a0] in sasview


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src/sas/qtgui/Calculators/media
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  • src/sas/qtgui/Calculators/media/gen_gui_help.png

    • Property mode changed from 100644 to 100755
  • src/sas/qtgui/Calculators/media/sas_calculator_help.rst

    r2f539b2 r417c03f  
    2424 
    2525Assuming that all the pixel sizes are the same, the elastic scattering 
    26 intensity from the particle is defined as 
     26intensity from the particle is 
    2727 
    2828.. image:: gen_i.png 
     
    3333the position of the $j^\text{th}$ pixel respectively. 
    3434 
    35 The total volume $V$ is equal to 
     35The total volume $V$ 
    3636 
    3737.. math:: 
     
    4343density * Avogadro number) for the atomic structures). 
    4444 
    45 $V$ can be corrected by users (input parameter `Total volume`). This correction 
    46 is useful especially for an atomic structure (such as taken from a PDB file) 
    47 to get the right normalization. 
     45$V$ can be corrected by users. This correction is useful especially for an 
     46atomic structure (such as taken from a PDB file) to get the right normalization. 
    4847 
    49 *NOTE! $\beta_j$ displayed in the GUI may be incorrect (input parameter 
    50 `solvent_SLD`) but this will not affect the scattering computation if the 
    51 correction of the total volume V is made.* 
     48*NOTE! $\beta_j$ displayed in the GUI may be incorrect but this will not 
     49affect the scattering computation if the correction of the total volume V is made.* 
    5250 
    5351The scattering length density (SLD) of each pixel, where the SLD is uniform, is 
     
    10199.. image:: mxp.png 
    102100 
    103  
    104  
    105101.. image:: myp.png 
    106  
    107  
    108102 
    109103.. image:: mzp.png 
    110104 
    111  
    112  
    113105.. image:: mqx.png 
    114  
    115  
    116106 
    117107.. image:: mqy.png 
    118108 
    119 Here the $M_{0x}$, $M_{0y}$ and $M_{0z}$ are the $x$, $y$ and $z$ 
     109Here the $M0_x$, $M0_y$ and $M0_z$ are the $x$, $y$ and $z$ 
    120110components of the magnetisation vector in the laboratory $xyz$ frame. 
    121  
    122  
    123 .. .. image:: Mxyzp.png 
    124  
    125111 
    126112.. ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ 
     
    129115-------------- 
    130116 
    131 .. figure:: gen_gui_help.png 
     117.. image:: gen_gui_help.png 
    132118 
    133    .. 
    134  
    135    1) Load .sld, .txt, or .omf datafile 
    136    2) Select default shape of sample 
    137    3) Draw magnetization with arrows (not recommended for a large number of 
    138       pixels). 
    139    4) Ratio of (+/total) neutrons after analyser 
    140    5) Ratio of (+/total) neutrons before sample 
    141    6) Polarization angle in degrees 
    142    7) Default volume calculated from the pixel info 
    143       (or natural density of pdf file) 
    144    8) Compute the scattering pattern 
    145    9) Reset GUI to initial state 
    146    10) Display mean values or enter a new value if enabled 
    147    11) Save the sld data as sld format 
    148  
    149 .. After computation the result will appear in the *Theory* box in the SasView 
     119After computation the result will appear in the *Theory* box in the SasView 
    150120*Data Explorer* panel. 
    151121 
     
    156126of neutrons before the sample and at the analyzer, respectively. 
    157127 
    158 *NOTE 1. The values of Up_frac_in and Up_frac_out must be in the range 
     128*NOTE 1. The values of* Up_frac_in *and* Up_frac_out *must be in the range 
    1591290.0 to 1.0. Both values are 0.5 for unpolarized neutrons.* 
    160130 
     
    163133 
    164134*NOTE 3. For the nuclear scattering length density, only the real component 
    165 is taken into account.* 
     135is taken account.* 
    166136 
    167137.. ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ 
     
    181151 
    182152where $v_j \beta_j \equiv b_j$ is the scattering 
    183 length of the $j^\text{th}$ atom. 
    184 .. The calculation output is passed to the *Data Explorer* 
     153length of the $j^\text{th}$ atom. The calculation output is passed to the *Data Explorer* 
    185154for further use. 
    186155 
    187 .. figure:: pdb_combo.png 
    188  
    189    .. 
    190  
    191    1) PDB file loaded 
    192    2) disabled input for *Up_frac_in*, *Up_frac_oupt*, *Up_theta* 
    193    3) option to perform the calculations using "Fixed orientations" (2D output) 
    194       or "Averaging over all orientations using Debye equation" (1D output). 
    195       This choice is only available for PDB files. 
    196  
    197  
     156.. image:: pdb_combo.jpg 
    198157 
    199158.. ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ 
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