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processing:clean-diamond-anvil-cell-data [2019/09/03 17:17] smerkelprocessing:clean-diamond-anvil-cell-data [2026/08/10 10:51] (current) smerkel
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 ===== Shadows ===== ===== Shadows =====
 +
 +Diamond anvil cells have a limited opening and create shadows due to the seat supporting the diamonds.
 +
 +We we started multigrain crystallography experiments, we though this was going to be a problem and created a script called [[software:remove-shadow|timelessDACShadow]] to do so.
 +
 +As a matter of fact, this is not very useful as there simply nothing in these regions. You can probably leave the shadows as they are.
  
 ===== Diamond spots removal ===== ===== Diamond spots removal =====
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 In addition, you can define a disk, at the center of the image, in which nothing should be removed. This option is for samples with very intense diffraction spots on the inner rings which could be confused with diamond spots based on intensity criteria. In addition, you can define a disk, at the center of the image, in which nothing should be removed. This option is for samples with very intense diffraction spots on the inner rings which could be confused with diamond spots based on intensity criteria.
 +
 +==== Is it necessary ? ====
 +
 +If your sample peaks not overlapp with those of diamonds, this is not necessary. You will have extra peaks from the diamonds, which you will not index, and that is all. In many cases, it works just fine.
 +
 +If diamond spots are a problem, instructions are below.
  
 ==== Step by step instructions ==== ==== Step by step instructions ====
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-[{{:processing:diamondremoval:diamond-removed-median.jpg?direct&300| Diffraction image, after running the diamond removal script and replacing masked values with the image median}}] [{{ :processing:diamondremoval:diamond-removed-inpaint.jpg?direct&300| Same diffraction image, after running the diamond removal script and replacing masked values with inpainting}}]+[{{:processing:diamondremoval:diamond-removed-median.jpg?direct&300 | Diffraction image, after running the diamond removal script and replacing masked values with the image median}}]  
 +[{{ :processing:diamondremoval:diamond-removed-inpaint.jpg?direct&300|Same diffraction image, after running the diamond removal script and replacing masked values with inpainting}}]
  
processing/clean-diamond-anvil-cell-data.1567523837.txt.gz · Last modified: by smerkel