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docs:become [2020/04/14 14:16] pklapetek |
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| A comparison of the different evaluation methods is shown below. | A comparison of the different evaluation methods is shown below. | ||
| - | It shows a transmission grating that is evaluated different ways. First of all, analytical results for single aperture, for three apertures and nine apertures are shown. | + | It shows a transmission grating that is evaluated different ways. First of all, analytical results for single aperture, for three apertures and nine apertures are shown. Results from |
| + | periodic calculation (based on a single motive) where the far field is evaluated from three | ||
| + | and nine virtual repetitions are then compared to the case where the calculation is not periodic | ||
| + | and three apertures are physically existing in the computational domain. | ||
| An important message is that | An important message is that | ||
| - | using the periodic approach for only a small number of repetitions (p=1 means three slits in this case) does not work as it does not take into account the field on sides of the computational domain (see the technical explanation listed below for our reference). | + | using the periodic approach for only a small number of repetitions does not work as it does not take into account the field on sides of the computational domain (see the technical explanation listed below for our reference). |
| {{:docs:methods_explanation_humanized.png?600|}} | {{:docs:methods_explanation_humanized.png?600|}} | ||
docs/become.txt · Last modified: 2020/04/24 12:27 by pklapetek
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