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Piezoelectric Superlattices and Shunted Periodic Arrays as Tunable Periodic Structures and Metamaterials
Two examples of internally resonating metamaterials with behavior based on multi-field coupling are illustrated. The first example consists in a 1D...
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Multiple scales analysis of wave–wave interactions in a cubically nonlinear monoatomic chain
The interaction of waves in nonlinear media is of practical interest in the design of acoustic devices such as waveguides and filters. This...
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Design of rotators based on coordinate transformation
Traditional cloak and rotator are obtained from map** in single direction, either radial or tangential direction. However, this article proposed...
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A topology optimization method for design of negative permeability metamaterials
A methodology based on topology optimization for the design of metamaterials with negative permeability is presented. The formulation is based on the...
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Wave propagation in elastic solids undergoing damage and growth process
Modeling and analysis of wave propagation in elastic solids undergoing damage and growth process are reported in this paper. Two types of diagnostic...
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Semigroup method for calculation of the spectra of photonic, phononic, and magnonic crystals
A method for representation of the algorithms for calculation of the spectra of plane waves with regard to the anisotropic properties of the medium...
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On extending the concept of double negativity to acoustic waves
The realization of double negative electromagnetic wave media, sometimes called left-handed materials (LHMs) or metamaterials, have drawn...
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Topology optimization of dielectric substrates for filters and antennas using SIMP
In this paper a novel design procedure based on the integration of full wave Finite Element Analysis (FEA) and a topology design method employing...