Imperfection sensitivity of the size-dependent postbuckling response of pressurized FGM nanoshells in thermal environments

S Sahmani, MM Aghdam - Archives of Civil and Mechanical Engineering, 2017 - Elsevier
The purpose of the current study is to address the nonlinear buckling and postbuckling
response of nanoscaled cylindrical shells made of functionally graded material (FGM) under …

Surface–dislocation interaction by various models of surface elasticity

MA Grekov - International Journal of Engineering Science, 2024 - Elsevier
The effect of applying different surface elasticity models related to the Gurtin–Murdoch and
Steigmann–Ogden theories to the problem on an interaction of a dislocation row with a flat …

Rigid frictionless indentation on elastic half space with influence of surface stresses

Y Pinyochotiwong, J Rungamornrat… - International Journal of …, 2013 - Elsevier
This paper proposes an application of continuum-based concepts in the analysis of an
axisymmetric rigid frictionless indentor acting on an isotropic, linearly elastic half-space …

Postbuckling analysis of Timoshenko nanobeams including surface stress effect

R Ansari, V Mohammadi, MF Shojaei, R Gholami… - International Journal of …, 2014 - Elsevier
A modified continuum model is developed to predict the postbuckling deflection of
nanobeams incorporating the effect of surface stress. To have this problem in view, the …

Mechanical properties of selected nanostructured materials and complex bio-nano, hybrid and hierarchical systems

DE Aston, JR Bow, DN Gangadean - International materials …, 2013 - Taylor & Francis
Fundamental investigations into mechanical behaviour and properties, eg elasticity,
plasticity, hardness, toughness, strength and failure, exhibited at the nanoscale have …

Penny-shaped crack in elastic medium with surface energy effects

P Intarit, T Senjuntichai, J Rungamornrat, R Rajapakse - Acta Mechanica, 2017 - Springer
In this paper, a penny-shaped crack in an infinite elastic medium subjected to vertical
pressure loading at the crack surface under the influence of surface stress is considered …

A periodic set of edge dislocations in an elastic semi-infinite solid with a planar boundary incorporating surface effects

MA Grekov, TS Sergeeva, YG Pronina… - Engineering Fracture …, 2017 - Elsevier
The 2-D problem of interacting periodic set of edge dislocations and point forces with planar
traction-free surface of semi-infinite elastic solid at the nanoscale is considered. Complex …

Boundary layer modeling of nonlinear axial buckling behavior of functionally graded cylindrical nanoshells based on the surface elasticity theory

S Sahmani, MM Aghdam - Iranian Journal of Science and Technology …, 2018 - Springer
The main purpose of the present study is to examine the axial buckling and postbuckling
response of cylindrical nanoshells made of functionally graded (FG) materials in the …

Size-dependent nonlinear instability of shear deformable cylindrical nanopanels subjected to axial compression in thermal environments

S Sahmani, AM Fattahi - Microsystem Technologies, 2017 - Springer
In this work, modeling and analysis for size-dependent buckling and postbuckling behavior
of cylindrical nanopanels under axial compression in thermal environments are presented …

Circular nanoplate on elastic nanolayer under axisymmetric loading and surface effects

S Tirapat, T Senjuntichai - International journal of applied …, 2023 - World Scientific
Influence of surface energy on an interaction problem between a flexible circular nanoplate
and a nanolayer is examined by using a variational formulation and the GM surface theory …