Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics

The process of preparation of nanostructured thin films in high vacuum can be monitored with the help of reflection high energy diffraction (RHEED). However, RHEED patterns, both observed or recorded, need to be interpreted. The simplest approaches are based on carrying out the Ewald construction fo...

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Main Authors: Łukasz Kokosza, Jakub Pawlak, Zbigniew Mitura, Marek Przybylski
Format: Article
Language:English
Published: MDPI AG 2021-06-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/14/11/3056
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author Łukasz Kokosza
Jakub Pawlak
Zbigniew Mitura
Marek Przybylski
author_facet Łukasz Kokosza
Jakub Pawlak
Zbigniew Mitura
Marek Przybylski
author_sort Łukasz Kokosza
collection DOAJ
description The process of preparation of nanostructured thin films in high vacuum can be monitored with the help of reflection high energy diffraction (RHEED). However, RHEED patterns, both observed or recorded, need to be interpreted. The simplest approaches are based on carrying out the Ewald construction for a set of rods perpendicular to the crystal surface. This article describes how the utilization of computer graphics may be useful for realistic reproduction of experimental conditions, and then for carrying out the Ewald construction in a reciprocal 3D space. The computer software was prepared in the Java programing language. The software can be used to interpret real diffractions patterns for relatively flat surfaces, and thus it may be helpful in broad research practice.
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spelling doaj.art-5b87baaed1e84d32b3ec8645cdae1b252023-11-21T22:43:13ZengMDPI AGMaterials1996-19442021-06-011411305610.3390/ma14113056Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer GraphicsŁukasz Kokosza0Jakub Pawlak1Zbigniew Mitura2Marek Przybylski3Faculty of Metals Engineering and Industrial Computer Science, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, PolandFaculty of Physics and Applied Computer Science, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, PolandFaculty of Metals Engineering and Industrial Computer Science, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, PolandFaculty of Physics and Applied Computer Science, AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, PolandThe process of preparation of nanostructured thin films in high vacuum can be monitored with the help of reflection high energy diffraction (RHEED). However, RHEED patterns, both observed or recorded, need to be interpreted. The simplest approaches are based on carrying out the Ewald construction for a set of rods perpendicular to the crystal surface. This article describes how the utilization of computer graphics may be useful for realistic reproduction of experimental conditions, and then for carrying out the Ewald construction in a reciprocal 3D space. The computer software was prepared in the Java programing language. The software can be used to interpret real diffractions patterns for relatively flat surfaces, and thus it may be helpful in broad research practice.https://www.mdpi.com/1996-1944/14/11/3056nanostructured materialskinematical diffraction theoryEwald constructioncomputer visualization
spellingShingle Łukasz Kokosza
Jakub Pawlak
Zbigniew Mitura
Marek Przybylski
Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
Materials
nanostructured materials
kinematical diffraction theory
Ewald construction
computer visualization
title Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
title_full Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
title_fullStr Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
title_full_unstemmed Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
title_short Simplified Determination of RHEED Patterns and Its Explanation Shown with the Use of 3D Computer Graphics
title_sort simplified determination of rheed patterns and its explanation shown with the use of 3d computer graphics
topic nanostructured materials
kinematical diffraction theory
Ewald construction
computer visualization
url https://www.mdpi.com/1996-1944/14/11/3056
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