Nonlocal buckling of double-nanoplate-systems under biaxial compression

Murmu, T., Sienz, J., Adhikari, S. and Arnold, C. (2013) Nonlocal buckling of double-nanoplate-systems under biaxial compression. Composites Part B: Engineering, 44(1), pp. 84-94. (doi: 10.1016/j.compositesb.2012.07.053)

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Abstract

This paper reports an analytical study on the buckling of double-nanoplate-system (DNPS) subjected to biaxial compression using nonlocal elasticity theory. The two nanoplates of DNPS are bonded by an elastic medium. Nonlocal plate theory is utilized for deriving the governing equations. An analytical method is used for determining the buckling load of DNPS under biaxial compression. Difference between nonlocal uniaxial and biaxial buckling in DNPS is shown. Both synchronous and asynchronous buckling phenomenon of biaxially compressed DNPS is highlighted. Study shows that the small-scale effects in biaxially compressed DNPS increases with increasing values of nonlocal parameter for the case of synchronous modes of buckling than in the asynchronous modes of buckling. The buckling load decrease with increase of value of nonlocal parameter or scale coefficient. In biaxial compression higher buckling modes are subjected to higher nonlocal effects in DNPS. Further the study shows that the increase of stiffness parameter brings uniaxial and biaxial buckling phenomenon closer while increase of aspect ratio widen uniaxial and biaxial buckling phenomenon.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Adhikari, Professor Sondipon
Authors: Murmu, T., Sienz, J., Adhikari, S., and Arnold, C.
College/School:College of Science and Engineering > School of Engineering > Infrastructure and Environment
Journal Name:Composites Part B: Engineering
Publisher:Elsevier
ISSN:1359-8368
ISSN (Online):1879-1069

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