State-of-the-art of vibration analysis of small-sized structures by using nonclassical continuum theories of elasticity

AA Nuhu, B Safaei - Archives of Computational Methods in Engineering, 2022 - Springer
Recently, small-sized structures including micro/nanobeams, micro/nanoplates,
micro/nanotubes, micro/nanowires, etc. have received great attention among researchers in …

Three-dimensional nonlinear stability analysis of axial-thermal-electrical loaded FG piezoelectric microshells via MKM strain gradient formulations

R Alshenawy, S Sahmani, B Safaei… - Applied Mathematics …, 2023 - Elsevier
The present study focuses on the moving Kriging meshfree (MKM) technique combined with
the three-dimensional strain gradient continuum mechanics to analyze three-dimensional …

Nonlinear dynamical performance of microsize piezoelectric bridge-type energy harvesters based upon strain gradient-based meshless collocation approach

R Alshenawy, S Sahmani, B Safaei… - … Analysis with Boundary …, 2023 - Elsevier
In the current exploration, the size-dependent nonlinear dynamical performance of
piezoelectric bridge-type energy harvesters at microscale is analyzed. The proposed …

On the advances of computational nonclassical continuum theories of elasticity for bending analyses of small-sized plate-based structures: a review

AA Nuhu, B Safaei - Archives of Computational Methods in Engineering, 2023 - Springer
Nonclassical continuum theories of elasticity (NCTE) have been extensively used in the
mechanical analyses of small-sized structures due to their effective and tremendous ability …

Nonlinear buckling mode transition analysis in nonlocal couple stress-based stability of FG piezoelectric nanoshells under thermo-electromechanical load

H Liu, S Sahmani, B Safaei - Mechanics of Advanced Materials …, 2023 - Taylor & Francis
Smart materials and structures at the nanoscale represent the main components in
manufacturing plan for nano-electromechanical systems. In this research study, an …

Buckling mode transition in nonlinear strain gradient-based stability behavior of axial-thermal-electrical loaded FG piezoelectric cylindrical panels at microscale

R Alshenawy, B Safaei, S Sahmani… - … Analysis with Boundary …, 2022 - Elsevier
In the current investigation, the microstructural-dependent nonlinear stability characteristics
of functionally graded (FG) piezoelectric cylindrical micropanels under combinations of axial …

A couple-stress-based moving Kriging meshfree shell model for axial postbuckling analysis of random checkerboard composite cylindrical microshells

Z Yang, B Safaei, S Sahmani, Y Zhang - Thin-Walled Structures, 2022 - Elsevier
The current investigation intends to devise a couple stress continuum-based moving Kriging
meshfree shell model for axial nonlinear buckling and postbuckling responses of random …

RETRACTED ARTICLE: Nonlinear buckling mode transition analysis of axial–thermal–electrical-loaded FG piezoelectric nanopanels incorporating nonlocal and …

R Rao, Z Ye, Z Yang, S Sahmani, B Safaei - Archives of Civil and …, 2022 - Springer
Piezoelectric nanostructures are one of the essential components in the design of
electromechanical systems and devices at nanoscale. In the present exploration, a size …

Nonlocal couple stress-based quasi-3D nonlinear dynamics of agglomerated CNT-reinforced micro/nano-plates before and after bifurcation phenomenon

XG Yue, S Sahmani, B Safaei - Physica Scripta, 2023 - iopscience.iop.org
In present research exploration, the nonlinear dynamic stability characteristics of axially
compressed nanocomposite plates at micro/nano-scale reinforced with randomly oriented …

Quasi-3D nonlinear primary resonance of randomly oriented CNT-reinforced micro/nano-beams incorporating nonlocal and couple stress tensors

X Zhang, W Ye, S Sahmani, B Safaei - Acta Mechanica, 2023 - Springer
In the current research examination, the nonlinear primary resonance of softly periodic
excited nanocomposite micro/nano-beams containing nanofillers agglomeration is analyzed …