Articles with "plane waves" as a keyword



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Reflection and transmission of quasi-plane waves at the interface of piezoelectric semiconductors with initial stresses

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Published in 2021 at "Applied Mathematics and Mechanics"

DOI: 10.1007/s10483-021-2738-9

Abstract: We examine the reflection and transmission phenomena of quasi-longitudinal plane (QP) waves in an AlN-ZnO laminated composite structure. The structure is designed under the influence of the initial stresses in which one carrier piezoelectric semiconductor… read more here.

Keywords: reflection transmission; plane waves; initial stresses;
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Reflection of plane waves at the initially stressed surface of a fiber-reinforced thermoelastic half space with temperature dependent properties

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Published in 2019 at "International Journal of Mechanics and Materials in Design"

DOI: 10.1007/s10999-018-9406-9

Abstract: In this paper, a model of two dimensional problem of generalized thermoelasticity for a fiber-reinforced anisotropic elastic medium under the effect of temperature dependent properties is established. Reflection phenomena of plane waves in an initially… read more here.

Keywords: fiber reinforced; plane waves; dependent properties; waves initially ... See more keywords
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Reflection of thermoelastic plane waves at a stress-free insulated solid boundary with memory-dependent derivative

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Published in 2020 at "Indian Journal of Physics"

DOI: 10.1007/s12648-020-01788-2

Abstract: In the present manuscript, a two-dimensional generalized thermoelastic model is used to study the problem of reflection of thermoelastic plane waves from a stress-free and thermally insulated boundary of thermally conducting isotropic homogeneous elastic material.… read more here.

Keywords: plane waves; reflection thermoelastic; thermoelastic plane; stress free ... See more keywords
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Reflection of plane waves from the stress-free isothermal and insulated boundaries of a nonlocal thermoelastic solid

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Published in 2019 at "Applied Mathematical Modelling"

DOI: 10.1016/j.apm.2019.04.028

Abstract: Abstract The generalized thermoelasticity theory based upon the Green and Naghdi model II of thermoelasticity as well as the Eringen’s nonlocal elasticity model is used to study the propagation of harmonic plane waves in a… read more here.

Keywords: waves stress; stress free; plane waves; reflection ... See more keywords
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A new scheme to obtain pollution-free solution for plane waves and to generate a continuous Petrov–Galerkin method for the Helmholtz problem

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Published in 2020 at "Computer Methods in Applied Mechanics and Engineering"

DOI: 10.1016/j.cma.2019.112674

Abstract: Abstract In this paper, we propose a new scheme to solve the Helmholtz problem. The proposed scheme has the ability to obtain a pollution-free solution and with good accuracy, when the exact solution is a… read more here.

Keywords: plane waves; helmholtz; obtain pollution; pollution free ... See more keywords
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Scattering of plane P- and SV-waves by periodic topography: Modeled by a PIBEM

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Published in 2019 at "Engineering Analysis with Boundary Elements"

DOI: 10.1016/j.enganabound.2019.05.020

Abstract: Abstract For model of periodic topography subjected to plane waves, the wave fields have feature of repeating themselves with a certain shift of phase in the frequency domain. By fully exploring this particular feature, a… read more here.

Keywords: plane waves; periodic topography; topography; scattering plane ... See more keywords

Scattering of plane waves by a rational half-plane between DNG media

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Published in 2019 at "Optik"

DOI: 10.1016/j.ijleo.2018.10.113

Abstract: Abstract Scattering of plane waves by a hard-soft half-plane which is lying between double negative material is investigated. The diffracted fields are determined by dividing the diffraction coefficient to four subfields for satisfying the boundary… read more here.

Keywords: plane; plane waves; scattering plane; half plane ... See more keywords
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Plane waves in a magneto-thermoelastic solids with voids and microtemperatures due to hall current and rotation

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Published in 2017 at "Results in physics"

DOI: 10.1016/j.rinp.2017.10.053

Abstract: Abstract In this study, the effect of hall current and rotation on a magneto-thermoelastic solid with microtemperatures and voids are investigated. The medium is permeated by a strong transverse magnetic field imposed perpendicularly on the… read more here.

Keywords: plane waves; magneto thermoelastic; rotation; effect hall ... See more keywords
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Scattering of plane waves from a semi-hard boundary medium and a multi Gaussian-Schell model medium

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Published in 2020 at "Results in physics"

DOI: 10.1016/j.rinp.2020.103227

Abstract: Abstract Within the accuracy of the first-order Born approximation, the scattering of plane waves from two kinds of superimposed media, i.e. a semi-hard boundary medium and a multi Gaussian-Schell model medium, are investigated comparatively. The… read more here.

Keywords: boundary medium; medium; plane waves; semi hard ... See more keywords
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Calculation of the refractive index for plane waves propagating in ionized gas

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Published in 2020 at "Results in physics"

DOI: 10.1016/j.rinp.2020.103250

Abstract: Abstract The plasma refraction index can be calculated by different methods. In this paper, a physical approach is presented and applied to non-linear situations. We have particularly focused on the case where the mass of… read more here.

Keywords: calculation refractive; index; plane waves; waves propagating ... See more keywords
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Implications in the interpretation of plane-wave expansions in lossy media and the need for a generalized definition

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Published in 2018 at "Wave Motion"

DOI: 10.1016/j.wavemoti.2017.11.003

Abstract: Abstract Plane-wave expansions (PWEs) based on Fourier transform and their physical interpretation are discussed for the case of homogeneous and isotropic lossy media. Albeit being mathematically correct, standard Fourier-based definition leads to nonphysical properties, such… read more here.

Keywords: plane wave; definition; plane waves; lossy media ... See more keywords