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DOE OSTI · 2999400

Computational modeling of phononic pseudocrystal isolators

Abstract

Methods for the efficient computational prediction of the performance of phononic pseudocrystals (structured materials capable of blocking extraordinary ranges of frequency) in COMSOL and other comparable finite element method codes are set forth. These methods include boundary conditions that make possible halving the size of the computational domain. Also included is an introduction of elastic energy density methods for assessing the extinction of elastic waves within the patterned region.

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BibTeXRIS

Swift, Stephen Hales, Smith, Chandler Baldwin, Rouse, Jerry W., Kellogg, Rick A., El-Kady, Ihab Fathy. 2024-10-01. Computational modeling of phononic pseudocrystal isolators. https://doi.org/10.1121/2.0001968

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