Results 31 to 40 of about 10,854 (213)

Real wave propagation in the isotropic relaxed micromorphic model [PDF]

open access: yes, 2016
For the recently introduced isotropic relaxed micromorphic generalized continuum model, we show that under the assumption of positive definite energy, planar harmonic waves have real velocity.
Abreu, Rafael   +5 more
core   +2 more sources

Micropolar Fluids with Vanishing Viscosity [PDF]

open access: yesAbstract and Applied Analysis, 2010
A study of the convergence of weak solutions of the nonstationary micropolar fluids, in bounded domains of ℝn, when the viscosities tend to zero, is established. In the limit, a fluid governed by an Euler‐like system is found.
Elva Ortega-Torres   +2 more
openaire   +5 more sources

Thermoelastic Plane Waves in Materials with a Microstructure Based on Micropolar Thermoelasticity with Two Temperature and Higher Order Time Derivatives

open access: yesMathematics, 2022
The study of the effect of the microstructure is important and is most evident in elastic vibrations of high frequency and short-wave duration. In addition to deformation caused by temperature and acting forces, the theory of micropolar thermoelasticity ...
Ahmed E. Abouelregal   +2 more
doaj   +1 more source

Non-classical continuum theories for solid and fluent continua and some applications

open access: yesInternational Journal of Smart and Nano Materials, 2019
This paper presents two specific thermodynamically consistent non-classical continuum theories for solid and fluent continua. The first non-classical continuum theory for solid continua incorporates Jacobian of deformation in its entirety in the ...
K.S. Surana, D. Mysore, J.N. Reddy
doaj   +1 more source

A paired quasilinearization method for solving the MHD mixed convection flow of a micropolar fluid through a truncated cone in a non-Darcy porous medium [PDF]

open access: yesTheoretical and Applied Mechanics, 2019
The aim of this paper is to investigate the flow, heat and mass transfer through a truncated cone in a non-Darcy porous medium in the presence of a transverse magnetic field by considering chemical reaction and radiation effects where the fluid is ...
Ayano Mekonnen Shiferaw   +2 more
doaj   +1 more source

Entropy generation analysis and effects of slip conditions on micropolar fluid flow due to a rotating disk

open access: yesOpen Engineering, 2017
This article deals with the investigation of three-dimensional axisymmetric steady flow of micropolar fluid over a rotating disk in a slip-flow regime. Further, the generation of entropy due to heat transfer and fluid friction is identified.
Khan Najeeb Alam   +2 more
doaj   +1 more source

On the Fattorini Criterion for Approximate Controllability and Stabilizability of Parabolic Systems [PDF]

open access: yes, 2014
In this paper, we consider the well-known Fattorini's criterion for approximate controllability of infinite dimensional linear systems of type $y'=A y+Bu$. We precise the result proved by H. O.
Badra, Mehdi, Takahashi, Takéo
core   +5 more sources

Modeling the Natural Convection Flow in a Square Porous Enclosure Filled with a Micropolar Nanofluid under Magnetohydrodynamic Conditions

open access: yesApplied Sciences, 2020
The laminar, natural convective flow of a micropolar nanofluid in the presence of a magnetic field in a square porous enclosure was studied. The micropolar nanofluid is considered to be an electrically conductive fluid.
Nikolaos P. Karagiannakis   +5 more
doaj   +1 more source

Two‐Phase Nanofluid Flow in a Non‐Newtonian Model Past a Deformable Sheet With Magnetized Environmental Effects: Statistical Modeling and ANOVA Analysis

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This paper presents a comprehensive numerical analysis of magnetohydrodynamic (MHD) Casson nanofluid movement over a permeable, linearly stretching sheet, integrating the contributions of non‐uniform heat generation or absorption and chemical interaction.
Manoj Kumar Sahoo   +3 more
wiley   +1 more source

Two‐Dimensional Flow and Thermal Energy Transfer in Non‐Newtonian Casson–Carreau Ternary Hybrid Nanofluids Over Stationary and Moving Wedge Surfaces With Radiation and Magnetic Field Effects

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Efficient thermal management in advanced industrial systems requires improved heat transfer performance, particularly under non‐Newtonian fluid behavior and complex surface geometries. This study investigates the two‐dimensional flow and heat transfer characteristics of ternary hybrid nanofluids over both stationary and moving wedge surfaces ...
A. O. Akindele   +4 more
wiley   +1 more source

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