Isogeometric vibration analysis of small-scale Timoshenko beams based on the most comprehensive size-dependent theory

A Norouzzadeh, R Ansari, H Rouhi - Scientia Iranica, 2018 - scientiairanica.sharif.edu
By taking the nonlocal and strain gradient effects into account, the vibrational behavior of
Timoshenko micro-and nano-beams is studied in this paper based on a novel size …

Effects of geometric nonlinearity on the pull-in instability of circular microplates based on modified strain gradient theory

A Zabihi, J Torabi, R Ansari - Physica Scripta, 2020 - iopscience.iop.org
Presented in this study is an analytical investigation on the size-dependent nonlinear
vibration and pull-in instability of circular microplates subjected to the electrostatic, Casimir …

Nonlinear pull-in instability of strain gradient microplates made of functionally graded materials

R Gholami, R Ansari, H Rouhi - International Journal of Structural …, 2019 - World Scientific
In this paper, the size-dependent nonlinear pull-in behavior of rectangular microplates made
from functionally graded materials (FGMs) subjected to electrostatic actuation is numerically …

Dynamic and Static Pull-in instability of electrostatically actuated nano/micro membranes under the effects of Casimir force and squeezed film damping

K Dastani, M Moghimi Zand - Journal of Computational Applied …, 2016 - jcamech.ut.ac.ir
In the current study, the effects of Casimir force and squeeze film damping on pull-in
instability and dynamic behavior of electrostatically actuated nano and micro …

Lower and upper bound for the pull-in parameters of a micro-or nanocantilever beam immersed in liquid electrolytes

G Bianchi, E Radi - International Journal of Nanoparticles and …, 2023 - iris.unimore.it
An analytical method is proposed to accurately estimate the pull-in parameters of a micro-or
nanocantilever beam immersed in liquid electrolytes with a flexible support at one end. The …

Investigation of dynamic instability of three plates switch under step DC voltage actuation using modified couple stress theory

KM Fard, A Gharechahi, NM Fard… - Latin American Journal of …, 2018 - SciELO Brasil
In this paper dynamical instability of three-layer micro-switch under DC voltage actuation
has been studied. Recent studies have used the classical beam theory while leaving out the …