Results 121 to 130 of about 12,586 (258)

Structural symmetry within nonlocal integral elasticity: theoretical issues and computational strategies

open access: yesCurved and Layered Structures, 2017
The structural symmetry and the appropriate definition of a reduced (symmetric) mechanical/ numerical model is discussed within a nonlocal elasticity context. In particular, reference is made to an integral model of Eringen-type. The paper highlights how
Pisano Aurora Angela, Fuschi Paolo
doaj   +1 more source

Static analysis of tapered nanowires based on nonlocal Euler-Bernoulli beam theory via differential quadrature method

open access: yesLatin American Journal of Solids and Structures
As a first endeavor, bending analysis of tapered nano wires with circular cross section is investigated. In this research, nonlocal elasticity theory based on Euler-Bernoulli beam theory is used to formulate the equations. Differential quadrature method (
Maziar Janghorban
doaj   +1 more source

On positive definiteness of strain energy in nonlocal elasticity

open access: yesInternational Journal of Engineering Science, 1987
The positive definiteness of strain energy in nonlocal elasticity is studied. It is shown that the strain energy of nonlocal elasticity with a continuous positive valued and monotone decreasing interaction kernel is not necessarily positive definite.
openaire   +2 more sources

Natural dynamics of biaxially graded nonlocal stress-driven beam

open access: yesPartial Differential Equations in Applied Mathematics
This study investigates the dynamic behaviour of Rayleigh nanobeams, considering the effects of nonlocal elasticity and bi-directional material gradation.
D. Indronil, I.M. Nazmul
doaj   +1 more source

A nonlocal continuum theory for diatomic elastic solids

open access: yesInternational Journal of Engineering Science, 1977
Abstract In this study, taking the effects of long range intermolecular forces into account, a mechanical model for diatomic solids is presented. The model we use is based upon the assumption that a diatomic solid may be considered to consist of two simple elastically interacting media which are initially overlapping but may have relative motions at ...
openaire   +3 more sources

Investigation of vibration of the nano rotating blade coupled with viscous fluid medium by considering the nonlocal elastic theory

open access: yesJournal of Low Frequency Noise, Vibration and Active Control
In view of the great importance of dynamical behavior prediction of nanostructures in contact with fluid and their vast range of applications in biomedical engineering, aerospace, etc., in this research, the free vibration of a Nanoscale Euler-Bernoulli ...
Ali Eskandari   +4 more
doaj   +1 more source

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