Results 21 to 30 of about 10,594 (167)

A Two-Dimensional Thermoelasticity Solution for Bimodular Material Beams under the Combination Action of Thermal and Mechanical Loads

open access: yesMathematics, 2021
A typical characteristic of bimodular material beams is that when bending, the neutral layer of the beam does not coincide with its geometric middle surface since the mechanical properties of materials in tension and compression are different.
Si-Rui Wen   +3 more
doaj   +1 more source

Two-Temperature Semiconductor Model Photomechanical and Thermal Wave Responses with Moisture Diffusivity Process

open access: yesCrystals, 2022
In the context of the two-temperature thermoelasticity theory, a novel mathematical–physical model is introduced that describes the influence of moisture diffusivity in the semiconductor material.
Abeer Alhashash   +4 more
doaj   +1 more source

Complex Potentials and Integral Equations for Thermoelasticity Problem of Orthotropic Cracked Plate [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2022
In the present article, the plane thermoelasticity problem of an infinite orthotropic cracked plate, is studied. The interaction between thermal and mechanical field, in a plate containing a crack and a heat source is investigated. The plate is submitted
Panagiota Lalou   +1 more
doaj   +1 more source

Boundary integral equation methods for the elastic and thermoelastic waves in three dimensions [PDF]

open access: yes, 2019
In this paper, we consider the boundary integral equation (BIE) method for solving the exterior Neumann boundary value problems of elastic and thermoelastic waves in three dimensions based on the Fredholm integral equations of the first kind.
Bao, Gang, Xu, Liwei, Yin, Tao
core   +3 more sources

Engineering Nanoemulsions to Maximize NIR‐II Fluorescence and Preserve Photothermal Performance of a Novel Boron Difluoride Formazanate Dye

open access: yesAngewandte Chemie, EarlyView.
An oil‐in‐water nanoemulsion transforms a boron difluoride formazanate (BDF) dye into a dual‐modal imaging‐guided theranostic agent (BDF‐NE). Its nonpolar oil core maximizes NIR‐II fluorescence while maintaining strong photoacoustic contrast to guide photothermal therapy with high photostability and 66.8% photothermal conversion efficiency, achieving ...
Nahyun Kwon   +14 more
wiley   +2 more sources

Effect of magnetic field on piezo-thermoelastic medium with three theories

open access: yesResults in Physics, 2017
In the present paper, we use the classical dynamical coupled theory, Lord-Shulman theory with one relaxation time, and Green-Lindsay with two relaxation times of thermoelasticity to study the influence of magnetic field on piezo-thermoelastic medium. The
Mohamed I.A. Othman   +2 more
doaj   +1 more source

Finite-strain thermoelasticity based on multiplicative decomposition of deformation gradient [PDF]

open access: yesTheoretical and Applied Mechanics, 2002
The constitutive formulation of the finite-strain thermoelasticity is revisited within the thermodynamic framework and the multiplicative decomposition of the deformation gradient into its elastic and thermal parts.
Vujošević L., Lubarda V.A.
doaj   +1 more source

Global Non-Existence of a Coupled Parabolic–Hyperbolic System of Thermoelastic Type with History

open access: yesMathematics, 2023
We consider two abstract systems of parabolic–hyperbolic type that model thermoelastic problems. We study the influence of the physical constants and the initial data on the nonexistence of global solutions that, in our framework, are produced by the ...
Jorge A. Esquivel-Avila
doaj   +1 more source

Wave reflection at a free interface in an anisotropic pyroelectric medium with nonclassical thermoelasticity [PDF]

open access: yes, 2016
In this paper, the well-established two-dimensional mathematical model for linear pyroelectric materials is employed to investigate the reflection of waves at the boundary between a vacuum and an elastic, transversely isotropic, pyroelectric material.
A. E. N. Abd alla   +4 more
core   +1 more source

A generalized finite element method for linear thermoelasticity [PDF]

open access: yes, 2016
We propose and analyze a generalized finite element method designed for linear quasistatic thermoelastic systems with spatial multiscale coefficients.
Målqvist, Axel, Persson, Anna
core   +2 more sources

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