Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures

Abstract Here, size‐dependent static bending of anisotropic rectangular nanoplates is investigated based on surface elasticity theory. The governing equations of the nanoplate are derived considering the most common boundary conditions in MEMS/NEMS. To solve the derived equations, the generalized di...

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Main Authors: Abbas Assadi, Hossein Najaf, Mostafa Nazemizadeh
Format: Article
Language:English
Published: Wiley 2021-05-01
Series:Micro & Nano Letters
Subjects:
Online Access:https://doi.org/10.1049/mna2.12056
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author Abbas Assadi
Hossein Najaf
Mostafa Nazemizadeh
author_facet Abbas Assadi
Hossein Najaf
Mostafa Nazemizadeh
author_sort Abbas Assadi
collection DOAJ
description Abstract Here, size‐dependent static bending of anisotropic rectangular nanoplates is investigated based on surface elasticity theory. The governing equations of the nanoplate are derived considering the most common boundary conditions in MEMS/NEMS. To solve the derived equations, the generalized differential quadrature method is used and the results are verified with experimental ones due to similarities of the results for cantilever nanoplates and nanobeams. Also, several simulations are performed considering fully clamped, two edges clamped, and cantilever boundary conditions for the mostly used anisotropic materials with face‐centred cubic and body‐centred cubic crystal structures. The obtained results indicate that the static bending behaviour of the nanoplate extremely depends on material anisotropy and orientation, surface effects, and boundary conditions. Moreover, the results are comprehensively discussed for changing the geometrical aspect ratio of the nanoplate.
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spelling doaj.art-162cfaaefadc463f8472b5c3293f39e52022-12-21T23:14:37ZengWileyMicro & Nano Letters1750-04432021-05-0116635035810.1049/mna2.12056Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structuresAbbas Assadi0Hossein Najaf1Mostafa Nazemizadeh2Faculty of Mechanics Malek Ashtar University of Technology IranFaculty of Mechanics Malek Ashtar University of Technology IranFaculty of Mechanics Malek Ashtar University of Technology IranAbstract Here, size‐dependent static bending of anisotropic rectangular nanoplates is investigated based on surface elasticity theory. The governing equations of the nanoplate are derived considering the most common boundary conditions in MEMS/NEMS. To solve the derived equations, the generalized differential quadrature method is used and the results are verified with experimental ones due to similarities of the results for cantilever nanoplates and nanobeams. Also, several simulations are performed considering fully clamped, two edges clamped, and cantilever boundary conditions for the mostly used anisotropic materials with face‐centred cubic and body‐centred cubic crystal structures. The obtained results indicate that the static bending behaviour of the nanoplate extremely depends on material anisotropy and orientation, surface effects, and boundary conditions. Moreover, the results are comprehensively discussed for changing the geometrical aspect ratio of the nanoplate.https://doi.org/10.1049/mna2.12056anisotropic nanoplatecubic crystal structuresize effectsstatic bendingNumerical approximation and analysisElasticity, elastic constants
spellingShingle Abbas Assadi
Hossein Najaf
Mostafa Nazemizadeh
Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
Micro & Nano Letters
anisotropic nanoplate
cubic crystal structure
size effects
static bending
Numerical approximation and analysis
Elasticity, elastic constants
title Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
title_full Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
title_fullStr Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
title_full_unstemmed Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
title_short Size‐dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
title_sort size dependent static bending of anisotropic rectangular nanoplates with cubic crystal structures
topic anisotropic nanoplate
cubic crystal structure
size effects
static bending
Numerical approximation and analysis
Elasticity, elastic constants
url https://doi.org/10.1049/mna2.12056
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