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Surface acoustic wave attenuation in polycrystals: Numerical modeling using a statistical digital twin of an actual sample
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SYSNO ASEP 0559122 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Surface acoustic wave attenuation in polycrystals: Numerical modeling using a statistical digital twin of an actual sample Author(s) Grabec, Tomáš (UT-L)
Veres, I. A. (US)
Ryzy, M. (AT)Number of authors 3 Article number 106585 Source Title Ultrasonics. - : Elsevier - ISSN 0041-624X
Roč. 119, February (2022)Number of pages 11 s. Publication form Print - P Language eng - English Country NL - Netherlands Keywords surface acoustic wave ; grain boundary scattering ; finite element method ; mean-field approach ; statistical digital twin ; Laguerre tessellation Subject RIV BI - Acoustics OECD category Acoustics R&D Projects GA20-12624S GA ČR - Czech Science Foundation (CSF) Method of publishing Limited access Institutional support UT-L - RVO:61388998 UT WOS 000713652300001 EID SCOPUS 85115889952 DOI 10.1016/j.ultras.2021.106585 Annotation Grain boundary scattering-induced attenuation and phase-velocity dispersion of Rayleigh-type surface acoustic waves are studied with a time-domain finite-element method (FEM). The FEM simulation incorporates a realistic material model based on matching the spatial two-point correlation function of a Laguerre tessellation with that obtained from optical micrographs of a previously studied aluminum sample. Workplace Institute of Thermomechanics Contact Marie Kajprová, kajprova@it.cas.cz, Tel.: 266 053 154 ; Jana Lahovská, jaja@it.cas.cz, Tel.: 266 053 823 Year of Publishing 2023 Electronic address https://www.sciencedirect.com/science/article/pii/S0041624X21002109
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