Changes between Version 7 and Version 8 of KEMM37/Lab1A


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Timestamp:
Jan 25, 2018 6:55:53 AM (7 years ago)
Author:
ajj
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  • KEMM37/Lab1A

    v7 v8  
    156156Find the section labelled "Polydispersity and Orientational Distribution" 
    157157 
    158 Click the "On" radio button and a new section should appear labelled "Distribution of radius". 
     158- Click the "On" radio button and a new section should appear labelled "Distribution of radius". 
    159159 
    160 Enter a value for "PD[ratio]" between 0.0 and 1.0 - this is the polydispersity defined as sigma_r/r. 
     160- Enter a value for "PD[ratio]" between 0.0 and 1.0 - this is the polydispersity defined as sigma_r/r. 
    161161 
    162162What effect does varying the polydispersity have on the scattering curve? 
     
    169169=== [=#section24 2.4 Resolution] === 
    170170{{{ 
    171 #!div style="background: light blue" 
     171#!div style="background: lightblue" 
    172172[=#task9 **TASK 9:**] Apply resolution functions to your model 
    173173 
     
    176176Find the section labelled "Polydispersity and Orientational Distribution" 
    177177 
    178 Click the "Off" radio button and the polydispersity section should disappear 
     178- Click the "Off" radio button and the polydispersity section should disappear 
    179179 
    180180Find the section labelled "Set Instrumental Smearing" 
    181181 
    182 Click on the "Custom Pinhole Smear" radio button and a data entry box should appear. 
     182- Click on the "Custom Pinhole Smear" radio button and a data entry box should appear. 
    183183 
    184 Enter a value for the percentage dQ/Q that is applied to the model - start with a value of 10.  
     184- Enter a value for the percentage dQ/Q that is applied to the model - start with a value of 10.  
    185185 
    186 Try various values of dQ/Q ranging from 1% to 50%. 
     186- Try various values of dQ/Q ranging from 1% to 50%. 
    187187 
    188188What effect does this have on the scattering curve?