Results 21 to 30 of about 3,030,091 (301)

Distributed dislocation approach for cracks in couple-stress elasticity: Shear modes [PDF]

open access: yes, 2007
The distributed dislocation technique proved to be in the past an effective approach in studying crack problems within classical elasticity. The present work aims at extending this technique in studying crack problems within couple-stress elasticity, i.e.
Georgiadis, H.G.   +5 more
core   +1 more source

Magnetohydrodynamic effects on finite and infinite slider bearings [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presents a numerical investigation of lubricating slider bearings with conducting couple stress fluids using externally applied magnetics fields. The modified two-dimensional magnetohydrodynamic couple stress Reynolds-type equation is obtained.
Mouda M., Nabhani M., El Khlifi M.
doaj   +1 more source

The Lagrange multipliers method in covariant formulations of micropolar continuum mechanics theories

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2018
Linear model of micropolar elastic continuum (known also as the Cosserat continuum) is considered. Kinematics and strain measures are discussed.
Yuri N Radayev
doaj   +1 more source

The coupling of translational control and stress responses [PDF]

open access: yesThe Journal of Biochemistry, 2020
Abstract The translation of messenger RNA (mRNA) into protein is a multistep process by which genetic information transcribed into an mRNA is decoded to produce a specific polypeptide chain of amino acids. Ribosomes play a central role in translation by coordinately working with various translation regulatory factors and aminoacyl ...
Ryan Houston   +2 more
openaire   +2 more sources

The effects of soil moisture and salinity as functions of groundwater depth on wheat growth and yield in coastal saline soils

open access: yesJournal of Integrative Agriculture, 2019
In the coastal saline soils, moisture and salinity are the functions of groundwater depth affecting crop growth and yield. Accordingly, the objectives of this study were to: 1) investigate the combined effects of moisture and salinity stresses on wheat ...
He ZHANG   +7 more
doaj   +1 more source

Uniqueness for plane crack problems in dipolar gradient elasticity and in couple-stress elasticity [PDF]

open access: yes, 2005
The present work deals with the uniqueness theorem for plane crack problems in solids characterized by dipolar gradient elasticity. The theory of gradient elasticity derives from considerations of microstructure in elastic continua [Mindlin, R.D., 1964 ...
Georgiadis, H.G.   +5 more
core   +1 more source

Couple stress theory of curved rods. 2-D, high order, Timoshenko’s and Euler-Bernoulli models

open access: yesCurved and Layered Structures, 2017
New models for plane curved rods based on linear couple stress theory of elasticity have been developed.2-D theory is developed from general 2-D equations of linear couple stress elasticity using a special curvilinear system of coordinates related to the
Zozulya V.V.
doaj   +1 more source

Inertia Effects in a Multilobe Conical Bearing Lubricated with a Couple Stress Fluid [PDF]

open access: yes, 2019
In this paper, a multilobe conical bearing is analyzed. A lubricant modelled by a couple stress fluid flows in the bearing clearance. The Galerkin method is used to determine the mechanical parameters of multilobe journal bearings.
A. Walicka   +5 more
core   +1 more source

Vibration Analysis of Rectangular Kirchhoff Nano-Plate using Modified Couple Stress Theory and Navier Solution Method [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2021
In this study, the characteristics of rectangular Kirchhoff nano-plate vibrations are investigated using a modified couple stress theory. To consider the effects of small-scale, the modified couple stress theory proposed by Young (2002) is used as it has
Behzad Bayati Chaleshtori   +2 more
doaj   +1 more source

The Effect of the Magnetic Field on the Rayleigh-Taylor Instability in a Couple-Stress Fluid [PDF]

open access: yes, 2018
In this study we examine the effect of the magnetic field parameter on the growth rate of the Rayleigh-Taylor instability (RTI) in a couple stress fluids.
Nandeppanavar, M. M.   +7 more
core   +1 more source

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