Results 51 to 60 of about 397 (169)

The effect of the hexachiral auxetic core on the thermomechanical vibration buckling analysis of smart sandwich nanoplates

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 105, Issue 6, June 2025.
Abstract This research examines the thermomechanical buckling characteristics of a smart sandwich nanoplate with a hexachiral auxetic core and electro‐elastic surfaces, employing non‐local strain gradient elasticity and higher‐order shear deformation theory.
Mustafa Buğday, Ismail Esen
wiley   +1 more source

A Magnetohydrodynamic Time Dependent Model of Immiscible Newtonian and Micropolar Fluids through a Porous Channel: a Numerical Approach

open access: yesJournal of Applied Fluid Mechanics, 2019
The objective of the present article is to study the magnetohydrodynamic(MHD) unsteady flow and heat transfer of two immiscible micropolar and Newtonian fluids through horizontal channel occupied with porous medium.
M. Devakar, Ankush Raje
doaj   +2 more sources

Elastic‐Wave Propagation in Chiral Metamaterials: A Couple‐Stress Theory Perspective

open access: yesAdvanced Engineering Materials, Volume 27, Issue 9, May 2025.
The intrinsic chirality of chiral metamaterials renders an effective medium based on the classical continuum theory ineffective for predicting their acoustic activity. This limitation is addressed in the present study by employing augmented asymptotic homogenization to derive a couple‐stress‐based effective medium, enabling accurate predictions in the ...
Shahin Eskandari   +5 more
wiley   +1 more source

Slip-flow and heat transfer of chemically reacting micropolar fluid through expanding or contracting walls with Hall and ion slip currents

open access: yesAin Shams Engineering Journal, 2018
The present article deals with the effects of velocity slip, chemical reaction on heat and mass transfer of micropolar fluid in expanding or contracting walls with Hall and ion slip currents.
Ojjela Odelu, N. Naresh Kumar
doaj   +1 more source

Corotational Hinge‐based Thin Plates/Shells

open access: yesComputer Graphics Forum, Volume 44, Issue 2, May 2025.
Abstract We present six thin plate/shell models, derived from three distinct types of curvature operators formulated within the corotational frame, for simulating both rest‐flat and rest‐curved triangular meshes. Each curvature operator derives a curvature expression corresponding to both a plate model and a shell model.
Qixin Liang
wiley   +1 more source

Localized Deformation Analysis of a 3D Micropolar Modified Cam‐Clay Model

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 49, Issue 5, Page 1544-1562, 10 April 2025.
ABSTRACT In classical continuum constitutive models, the loss of ellipticity of the governing rate equilibrium equations entails localizing deformations and mesh sensitivity in finite element simulations. Extensions of such models rooted in the micromorphic continuum aim at remedying mesh sensitivity by introducing length scales into the constitutive ...
Paul Hofer   +2 more
wiley   +1 more source

Pulsating flow of an incompressible micropolar fluid between permeable beds

open access: yesNonlinear Analysis, 2013
The paper deals with the pulsating flow of an incompressible micropolar fluid through a channel bounded by permeable beds. The fluid is injected into the channel from the lower permeable bed with a certain velocity and is sucked into the upper permeable ...
Punnamchandar Bitla   +1 more
doaj  

Micropolar Elastoplasticity Using a Fast Fourier Transform‐Based Solver

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 126, Issue 1, 15 January 2025.
ABSTRACT This work presents a micromechanical spectral formulation for obtaining the full‐field and homogenized response of elastoplastic micropolar composites. A closed‐form radial‐return mapping is derived from thermodynamics‐based micropolar elastoplastic constitutive equations to determine the increment of plastic strain necessary to return the ...
Noah M. Francis   +3 more
wiley   +1 more source

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