Results 31 to 40 of about 9,581,482 (296)

Buckling Analysis of a Micro Composite Plate with Nano Coating Based on the Modified Couple Stress Theory [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2018
The present study investigates the buckling of a thick sandwich plate under the biaxial non-uniform compression using the modified couple stress theory with various boundary conditions.
Mohammad Malikan
doaj   +1 more source

PROPAGATION OF STRESS WAVE IN A FUNCTIONALLY GRADED NANO-BAR BASED ON MODIFIED COUPLE STRESS THEORY [PDF]

open access: yes, 2015
In this paper, propagation of a one-dimensional elastic stress wave in a functionally graded (FG) nano-bar is analysed based on the modified couple stress theory.
Shariati, Mahmoud   +1 more
core   +1 more source

Thermoelastic vibrations of a Timoshenko microbeam based on the modified couple stress theory [PDF]

open access: yesNonlinear Dynamics, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
J. Awrejcewicz   +5 more
openaire   +2 more sources

Free vibration and buckling analyses of a size-dependent axially functionally graded beam incorporating transverse shear deformation

open access: yesResults in Physics, 2017
A new size-dependent axially functionally graded (AFG) beam model with transverse shear deformation is proposed based on the modified couple stress theory (MCST).
Wanli Yang, Dan He
doaj   +1 more source

Isogeometric analysis for functionally graded microplates based on modified couple stress theory

open access: yesCoRR, 2016
Analysis of static bending, free vibration and buckling behaviours of functionally graded microplates is investigated in this study. The main idea is to use the isogeometric analysis in associated with novel four-variable refined plate theory and quasi-3D theory.
Hoang X. Nguyen   +5 more
openaire   +2 more sources

An approach based on distributed dislocations and disclinations for crack problems in couple-stress elasticity [PDF]

open access: yes, 2008
The technique of distributed dislocations proved to be in the past an effective approach in studying crack problems within classical elasticity. The present work is intended to extend this technique in studying crack problems within couple-stress ...
Gourgiotis, P.A.   +5 more
core   +1 more source

Small size and rotary inertia effects on the natural frequencies of carbon nanotubes

open access: yesCurved and Layered Structures, 2018
In the present paper, rotary inertia and small size effects on the free vibration response of single-walled carbon nanotubes are examined. The equations in motion and associated boundary conditions are obtained by using Hamilton’s principle on the basis ...
Civalek Ömer   +3 more
doaj   +1 more source

The Influence of Couple Stress Components and Electrostatic Actuation on Free Vibration Characteristics of Thin Micro-Plates

open access: yesMATEC Web of Conferences, 2016
The present paper deals specifically with the frequently asked question of are there any differences between classical non-actuated mode-shapes of plate-type MEMS and the electrically deformed ones obtained by the non-classical modified couple stress ...
Askari Amir R., Tahani Masoud
doaj   +1 more source

A simple unsymmetric 4‐node 12‐DOF membrane element for the modified couple stress theory [PDF]

open access: yes, 2019
In this work, the recently proposed unsymmetric 4‐node 12‐DOF (degree‐of‐freedom) membrane element (Shang and Ouyang, Int J Numer Methods Eng 113(10): 1589‐1606, 2018), which has demonstrated excellent performance for the classical elastic problems, is ...
Chen‐Feng Li   +4 more
core   +1 more source

Investigating of size-dependent buckling and instability caused by support forces and electrostatic field in porous annular microplates [PDF]

open access: yesمهندسی مکانیک شریف
In this paper, the static behavior, instability and buckling in porous micro plates under electrostatic field are investigated based on the modified couple stress theory and with regard to modeling, determining equations and solution methods.
Mahdi Mojahedi   +2 more
doaj   +1 more source

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