نتایج جستجو برای: generalized thermoelasticity

تعداد نتایج: 166414  

2009
J. N. Sharma Y. D. Sharma

The present paper is an investigation on the propagation of Rayleigh surface waves in a homogeneous, isotropic, thermally conducting microstretch elastic solid half-space in the context of non classical (generalized) theories of thermoelasticity. The secular equations in closed form and isolated mathematical conditions are derived for Rayleigh wave propagation in such solids. The amplitude rati...

Journal: :International Journal of Engineering Science 1967

N Das Gupta, N.C Das

The titled problem of coupled thermoelasticity for porous structure has been solved with an instantaneous heat source acting on a plane area in an unbounded medium. The basic equations of thermoelasticity, after being converted into a one-dimensional form, have been written in the form of a vector-matrix differential equation and solved by the eigenvalue approach for the field variables in the ...

Journal: :Mathematics 2023

By laminating piezoelectric and flexible materials, we can increase their performance. Therefore, the electrical mechanical properties of layered materials subjected to electromechanical loads heat sources must be analyzed theoretically mechanically. Since problem infinite wave propagation cannot addressed using classical thermoelasticity, extended thermoelasticity models have been derived. The...

Journal: :Energies 2023

It is of practical significance to study the multi-physical processes solid state nuclear systems for device design, safety analysis, and operation guidance. This system generally includes three processes: neutronics, heat transfer, thermoelasticity. In order analyze field behavior system, it necessary laws neutron flux, temperature, stress, other physical fields in system. Aiming at this scien...

Journal: :Trends in Sciences 2022

The stress-strain-temperature relations, strain-displacement relations and governing equations have been addressed for electro-magneto transversely isotropic nonlocal elastic hollow cylinder with voids in the reference of 3-phase-lag effect heat conduction. strength magnetic field proceeds direction z-axis cylinder/disk. simultaneous differential eliminated by applying elimination technique to ...

Journal: :bulletin of the iranian mathematical society 0
vladimir pavlovic university of nis, faculty of sciences and mathematics aleksandar s. cvetkovi' c department of mathematics and informatics, faculty of mechancial engineering, university of belgrade

given a mapping $f:xto x$ we naturally associate to it a monotonic map $gg_f:exp xto exp x$ from the power set of $x$ into itself, thus inducing a generalized topology on $x$. in this paper we investigate some properties of generalized topologies which are defined by such a procedure.

2003
S. BAEK A. R. SRINIVASA

We investigate three classes of constraints in a thermoelastic body: (i) a deformationtemperature constraint, (ii) a deformation-entropy constraint, and (iii) a deformationenergy constraint. These constraints are obtained as limits of unconstrained thermoelastic materials and we show that constraints (ii) and (iii) are equivalent. By using a limiting procedure, we show that for the constraint (...

Journal: :Biophysical journal 1979
R Waugh E A Evans

The elastic properties of the human red blood cell membrane have been measured as functions of temperature. The area compressibility modulus and the elastic shear modulus, which together characterize the surface elastic behavior of the membrane, have been measured over the temperature range of 2-50 degrees C with micropipette aspiration of flaccid and osmotically swollen red cells. In addition,...

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