Results 71 to 80 of about 5,899 (169)

Hodographic study of plane micropolar fluid flows

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1995
Equations of steady flow of a plane micropolar fluid are transformed to the hodograph plane by means of the Legendre transform function of the streamfunction.
Indrasena Adluri
doaj   +1 more source

Numerical Approach of a Porous Thermoelastic Problem With Microtemperatures and Fading Memory

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 106, Issue 7, July 2026.
ABSTRACT In this work, we study, from the numerical point of view, a porous thermoelastic problem with microtemperatures, where the thermal evolution is influenced by the history of both the temperature and microtemperatures. This leads to a coupled system of partial integro‐differential equations.
Noelia Bazarra   +3 more
wiley   +1 more source

A Study of Steady Buoyancy-Driven Dissipative Micropolar Free Convection Heat and Mass Transfer in a Darcian Porous Regime with Chemical Reaction

open access: yesNonlinear Analysis, 2007
In the present paper we examine the steady double-diffusive free convective heat and mass transfer of a chemically-reacting micropolar fluid flowing through a Darcian porous regime adjacent to a vertical stretching plane.
O. Anwar Bég   +4 more
doaj   +1 more source

Aspects of Parameter Identification for a Micromorphic Continuum applied to a Cold‐Box Sand

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 2, June 2026.
ABSTRACT This work is concerned with the modeling of a cold‐box sand, a composition of sand grains and a resin binder. To this end, experiments are performed, which show the following characteristics: localization phenomena in the form of a shear band, softening behavior in the force‐displacement curve, and asymmetric behavior for compression and ...
Alexander Börger   +3 more
wiley   +1 more source

Size effects in cellular solids [PDF]

open access: yes, 2007
The mechanical properties of metal foams (and other cellular solids) depend on the properties of the metal that they are made from, on their relative density, and on the cell topology (i.e., cell size, cell shape, open or closed cell morphology, etc ...
Tekoğlu, Cihan, Tekoğlu, Cihan,
core   +10 more sources

Axisymmetric Vibration for Micropolar Porous Thermoelastic Circular Plate [PDF]

open access: yes, 2017
The present investigation is concerned with a two dimensional axisymmetric problem in a homogeneous isotropic micropolar porous thermoelastic circular plate by using the eigen value approach. The Laplace and Hankel transform are used to solve the problem.
R. Kumar   +5 more
core   +1 more source

On Temporal Behaviour of Solutions in Thermoelasticity of Porous Micropolar Bodies

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2014
We consider a porous thermoelastic body, including voidage time derivative among the independent constitutive variables. For the initial boundary value problem of such materials, we analyze the temporal behaviour of the solutions.
Marin Marin, Florea Olivia
doaj   +1 more source

Optimum design of lattice structures based on continuum expression using micropolar continuum theory

open access: yesNihon Kikai Gakkai ronbunshu, 2016
We construct a structural optimization method targeting lattice structures composed of a sufficiently large array of unit cells where each unit cell consists of several beam elements, with the aim of maximizing the stiffness of the entire structure under
Ayami SATO   +4 more
doaj   +1 more source

A micropolar microplane theory [PDF]

open access: yes, 2003
The classical micropolar constitutive theory is reformulated within the framework of the microplane concept in order to obtain constitutive equations and models including available and, hopefully, more precise information of the complex microstructure of
Steinmann, P.   +5 more
core   +1 more source

Numerical investigation and optimization of unsteady micropolar nanofluid flow over a stretching surface using response surface methodology

open access: yesNanotechnology Reviews
This study analyzes the micropolar nano liquid flow over an obliquely stretched, porous surface with a focus on energy transport. The model incorporates magnetic effects, porosity, and slip conditions in velocity and concentration, under thermal ...
Shalini Chinnam A.A.E.   +4 more
doaj   +1 more source

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