(a) Band structure of a phononic crystal composed of a 2D square-lattice array of cylindrical tungsten inclusions embedded in a silicon matrix, with a filling fraction of 0.145.
Phononic Crystals (PnCs) are novel synthetic periodic materials for controlling and manipulating the propagation of elastic (or acoustic) waves.
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Jun 19, 2017 · Band gaps are produced by combining different phases with different properties within one material. In this paper, we present a novel cellular ...
Feb 10, 2016 · Optimizing the band gap of a phononic crystal can be challenging. We at Veryst Engineering have found COMSOL Multiphysics to be a valuable tool ...
Jul 12, 2019 · We present a methodology to design compact high-Q SAW resonators on lithium niobate operating at gigahertz frequencies. We experimentally verify ...
Phononic crystals' band gap manipulation via displacement modes
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Feb 15, 2023 · Phononic crystal band gaps (BGs), which are realized by Bragg scattering, have a central frequency and width related to the unit cell's size ...
We aim to train a neural network to predict the phononic band structure of silicon phononic crystal slabs. The training data are obtained by the finite ...
Feb 24, 2017 · Band structure is a plot of the phononic eigenfrequencies for wave-vectors which span the boundaries of IBZ. On this plot the normalized band ...
Using a theory of homogenization that consists in the discretization of the inclusion of a binary phononic crystal in small volumes, in which the material ...