Results 21 to 30 of about 910,036 (285)

An efficient, localised approach for the simulation of elastic blood vessels using the lattice Boltzmann method

open access: yesScientific Reports, 2021
Many numerical studies of blood flow impose a rigid wall assumption due to the simplicity of its implementation compared to a full coupling with a solid mechanics model.
J. W. S. McCullough, P. V. Coveney
doaj   +1 more source

Contributions of Basic Chemical Components to the Mechanical Behavior of Wood Fiber Cell Walls as Evaluated by Nanoindentation

open access: yesBioResources, 2016
Selective chemical extraction was applied to gradually remove classes of chemical components from wood cell walls. Nanoindentation was performed on the control and treated wood cell walls to evaluate the contributions of the chemical components to the ...
Xinzhou Wang   +5 more
doaj   +1 more source

Hydroelastic vibrations of shells of revolution under combined vertical and horizontal loadings

open access: yesВісник Харківського національного університету імені В.Н. Каразіна. Серія: Математичне моделювання, інформаційні технології, автоматизовані системи управління, 2022
The operation of modern structures occurs under conditions of high technological loads. Shells of rotation are among the most applicable structural elements.
Ольга Усатова   +1 more
doaj   +1 more source

The visco-elastic properties of the arterial wall. [PDF]

open access: yes, 1960
PhDThe visco-elastic properties of the arterial wail are of importance in determining the behaviour of the circulatory system for the pulse wave is a relatively rapid event.
Bergel, D.H.
core   +4 more sources

Investigation on behaviors of acoustoelastic cavities using a novel reduced finite element–dual reciprocity boundary element formulation

open access: yesEngineering Applications of Computational Fluid Mechanics, 2021
This paper presents the acoustic and structure characteristics of chambers with elastic/rigid baffles and elastic walls using a novel formulation. The acoustic fluid is assumed to be compressible and inviscid, and the effect of mean flow is neglected ...
Wei Liu   +7 more
doaj   +1 more source

Influence of geometry on creep and moisture movement of clay, calcium silicate and concrete masonry [PDF]

open access: yes, 1989
This investigation involved creep and moisture movement measurements for about six months on 13-course clay (Engineering class B) and calcium silicate brickwork, and 5-course concrete blockwork, consecutively.
Abdulla, Che Sobry
core   +7 more sources

Comparison of Constitutive Relationships for Dilute Granular Flow in a Vibrofluidized Cell

open access: yesAdvances in Condensed Matter Physics, 2012
We present comparison of two closure models for dissipative flow of granular gas. Initial validation of the models is achieved using MD simulations for a vibrated cell with elastic side walls. With the dissipation at the side walls, convective rolling in
Nadeem Ahmed Sheikh
doaj   +1 more source

Analytic mode-matching for acoustic scattering in three dimensional waveguides with flexible walls: Application to a triangular duct [PDF]

open access: yes, 2012
This is the post-print version of the Article. The official published version can be accessed from the links below - Copyright @ 2012 ElsevierAn analytic mode-matching method suitable for the solution of problems involving scattering in three-dimensional
Lawrie, JB
core   +1 more source

An Analytical Model for Estimating Alveolar Wall Elastic Moduli From Lung Tissue Uniaxial Stress-Strain Curves

open access: yesFrontiers in Physiology, 2020
The non-linear stress-strain behavior of uniaxially-stretched lung parenchyma is thought to be an emergent phenomenon arising from the ensemble behavior of its microscopic constituents.
Samer Bou Jawde   +3 more
doaj   +1 more source

Influence of the elastic cavity walls on cavity flow noise [PDF]

open access: yes, 2021
In this study, computational fluid dynamics and computational aeroacoustics methods were used to investigate the influence of the elastic cavity walls on the noise generated by the flow over rectangular cavity. Two cases were considered and compared, one
Suder-Dębska, Katarzyna   +3 more
core   +1 more source

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