Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory

In this article, a new higher order shear deformation theory based on trigonometric shear deformation theory is developed. In order to consider the size effects, the nonlocal elasticity theory is used. An analytical method is adopted to solve the governing equations for static analysis of simply sup...

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Main Authors: Mohammad Rahim Nami, Maziar Janghorban
Format: Article
Language:English
Published: Beilstein-Institut 2013-12-01
Series:Beilstein Journal of Nanotechnology
Subjects:
Online Access:https://doi.org/10.3762/bjnano.4.109
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author Mohammad Rahim Nami
Maziar Janghorban
author_facet Mohammad Rahim Nami
Maziar Janghorban
author_sort Mohammad Rahim Nami
collection DOAJ
description In this article, a new higher order shear deformation theory based on trigonometric shear deformation theory is developed. In order to consider the size effects, the nonlocal elasticity theory is used. An analytical method is adopted to solve the governing equations for static analysis of simply supported nanoplates. In the present theory, the transverse shear stresses satisfy the traction free boundary conditions of the rectangular plates and these stresses can be calculated from the constitutive equations. The effects of different parameters such as nonlocal parameter and aspect ratio are investigated on both nondimensional deflections and deflection ratios. It may be important to mention that the present formulations are general and can be used for isotropic, orthotropic and anisotropic nanoplates.
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spelling doaj.art-e3130ae4afc44116b6a377c330ca3b002022-12-21T22:48:31ZengBeilstein-InstitutBeilstein Journal of Nanotechnology2190-42862013-12-014196897310.3762/bjnano.4.1092190-4286-4-109Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theoryMohammad Rahim Nami0Maziar Janghorban1School of Mechanical Engineering, Shiraz University, Shiraz, IranSchool of Mechanical Engineering, Shiraz University, Shiraz, IranIn this article, a new higher order shear deformation theory based on trigonometric shear deformation theory is developed. In order to consider the size effects, the nonlocal elasticity theory is used. An analytical method is adopted to solve the governing equations for static analysis of simply supported nanoplates. In the present theory, the transverse shear stresses satisfy the traction free boundary conditions of the rectangular plates and these stresses can be calculated from the constitutive equations. The effects of different parameters such as nonlocal parameter and aspect ratio are investigated on both nondimensional deflections and deflection ratios. It may be important to mention that the present formulations are general and can be used for isotropic, orthotropic and anisotropic nanoplates.https://doi.org/10.3762/bjnano.4.109nonlocal elasticity theoryrectangular nanoplatestatic analysistrigonometric shear deformation theory
spellingShingle Mohammad Rahim Nami
Maziar Janghorban
Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
Beilstein Journal of Nanotechnology
nonlocal elasticity theory
rectangular nanoplate
static analysis
trigonometric shear deformation theory
title Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
title_full Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
title_fullStr Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
title_full_unstemmed Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
title_short Static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
title_sort static analysis of rectangular nanoplates using trigonometric shear deformation theory based on nonlocal elasticity theory
topic nonlocal elasticity theory
rectangular nanoplate
static analysis
trigonometric shear deformation theory
url https://doi.org/10.3762/bjnano.4.109
work_keys_str_mv AT mohammadrahimnami staticanalysisofrectangularnanoplatesusingtrigonometricsheardeformationtheorybasedonnonlocalelasticitytheory
AT maziarjanghorban staticanalysisofrectangularnanoplatesusingtrigonometricsheardeformationtheorybasedonnonlocalelasticitytheory