Results 271 to 280 of about 162,049 (328)
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Symmetry conditions in strain gradient elasticity

Mathematics and Mechanics of Solids, 2015
We study the variational significance of the “order-of-differentiation” symmetry condition of strain gradient elasticity. This symmetry condition stems from the fact that in strain gradient elasticity, one can interchange the order of differentiation in the components of the second displacement gradient tensor.
Andrei A Gusev, Sergey A Lurie
openaire   +1 more source

Fractional derivatives and strain gradient elasticity

Acta Mechanica, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lazopoulos, K. A., Lazopoulos, A. K.
openaire   +1 more source

Modelling flexural wave propagation by the nonlocal strain gradient elasticity with fractional derivatives

Mathematics and mechanics of solids, 2021
The flexural wave propagation in a microbeam is studied based upon the nonlocal strain gradient model with the spatial and time fractional order differentials in the present work.
Yishuang Huang   +3 more
semanticscholar   +1 more source

Strain gradient elasticity and stress fibers

Archive of Applied Mechanics, 2013
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Lazopoulos, K. A., Lazopoulos, A. K.
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Modelling the flexural waves in a nanoplate based on the fractional order nonlocal strain gradient elasticity and thermoelasticity

, 2021
the traveling and the standing flexural waves in an infinite homogeneous elastic nanoplate are studied based on the nonlocal strain gradient elasticity and the thermoelasticity in present work.
Yishuang Huang, P. Wei
semanticscholar   +1 more source

A microstructure-dependent Kirchhoff plate model based on a reformulated strain gradient elasticity theory

Mechanics of Advanced Materials and Structures, 2021
A new microstructure-dependent non-classical model for Kirchhoff plates is developed by using a reformulated strain gradient elasticity theory that incorporates both the strain gradient and couple stress effects.
Gongye Zhang   +3 more
semanticscholar   +1 more source

The Kirsch problem in second strain gradient elasticity

Proceedings of the Royal Society A
The Kirsch problem, namely the problem of an infinite plane with a circular hole under uniaxial tension, is one of the cornerstone problems in elasticity. The Kirsch problem is rooted in classical elasticity theory, which cannot explain the size effects.
Jinchen Xie, A. Javili, C. Linder
semanticscholar   +1 more source

Flexoelectric Enhancement of Strain Gradient Elasticity Across a Ferroelectric-to-Paraelectric Phase Transition.

Nano letters (Print)
We study the temperature dependent elastic properties of Ba0.8Sr0.2TiO3 freestanding membranes across the ferroelectric-to-paraelectric phase transition using an atomic force microscope.
Varun Harbola   +5 more
semanticscholar   +1 more source

A phase field model for fracture based on the strain gradient elasticity theory with hybrid formulation

Engineering Fracture Mechanics, 2021
In this paper, a novel phase field (PF) model for fracture is developed in the framework of strain gradient elasticity. The strain energy decomposition methods initially proposed for linear elastic fracture problems are extended to the gradient ...
Bai-cheng Zhang, Jun Luo
semanticscholar   +1 more source

SIZE-DEPENDENT PIEZOELECTRICITY AND ELASTICITY DUE TO THE ELECTRIC FIELD-STRAIN GRADIENT COUPLING AND STRAIN GRADIENT ELASTICITY

International Journal of Applied Mechanics, 2013
A size-dependent nonclassical Bernoulli–Euler beam model based on the strain gradient elasticity is proposed for piezoelectric nanowires. The governing equations and the corresponding boundary conditions are naturally derived from the variational principle.
LIANG XU, SHENGPING SHEN
openaire   +1 more source

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