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--- docs:become [2020/04/22 21:44]
pklapetek
+++ docs:become [2020/04/22 21:47]
pklapetek
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 The image below shows the normalized angular dependence of the diffraction from the (finite size) grating.
-{{:docs:result_twomethods.png?600|}}
+{{:docs:result_twomethods.png?800|}}
 When inspected in detail, it can be seen that there is a difference of about 3 percents between
-the two methods output for the first diffraction maximum, similarly to the PEC case. However,
+the two methods output for the first diffraction maximum, similarly to the PEC case.
-the diffracted intensity is about 0.147 of the incident intensity, which is less than
+Again we expect that this difference is given by the difference in models - big single calculation
-expected (0.178). Something has to be wrong.
+has to work with limited source size and repeated calculations work with infinitely periodic field
+even if they are not infinitely periodic.
+A bigger problem is that the diffracted intensity is about 0.147 of the incident intensity,
+which is less than expected (the expected value is 0.178). Something has to be wrong.
 The first suspect is the refractive index.

GSvit documentation