Size-dependent dynamic pull-in instability of vibrating electrically actuated microbeams based on the strain gradient elasticity theory
HM Sedighi - Acta Astronautica, 2014 - Elsevier
This paper presents the impact of vibrational amplitude on the dynamic pull-in instability and
fundamental frequency of actuated microbeams by introducing the second order frequency …
fundamental frequency of actuated microbeams by introducing the second order frequency …
Pull-in Phenomenon in the Electrostatically Micro-switch Suspended between Two Conductive Plates using the Artificial Neural Network
Artificial Neural Networks (ANN) are designed to evaluate the pull-in voltage of MEMS
switches. The mathematical model of a micro-switch subjected to electrostatic force is …
switches. The mathematical model of a micro-switch subjected to electrostatic force is …
Static bifurcation and primary resonance analysis of a MEMS resonator actuated by two symmetrical electrodes
J Han, Q Zhang, W Wang - Nonlinear Dynamics, 2015 - Springer
This paper investigates the static and dynamic characteristics of a doubly clamped micro-
beam-based resonator driven by two electrodes. The governing equation of motion is …
beam-based resonator driven by two electrodes. The governing equation of motion is …
[HTML][HTML] Dynamic pull-in instability of geometrically nonlinear actuated micro-beams based on the modified couple stress theory
HM Sedighi, M Chan-Gizian… - Latin American Journal of …, 2014 - SciELO Brasil
This paper investigates the dynamic pull-in instability of vibrating micro-beams undergoing
large deflection under electrosatically actuation. The governing equation of motion is …
large deflection under electrosatically actuation. The governing equation of motion is …
Path tracking control of electromechanical micro-positioner by considering control effort of the system
Position controlling with less overshoot and control effort is a fundamental issue in the
design and application of micro-actuators such as micro-positioner. Also, tracking a …
design and application of micro-actuators such as micro-positioner. Also, tracking a …
[HTML][HTML] Nonlinear dynamic characteristics of FGCNTs reinforced microbeam with piezoelectric layer based on unifying stress-strain gradient framework
A size-dependent model of functionally graded carbon nanotubes (FGCNTs) reinforced
microbeam with piezoelectric layer is presented based on unifying nonlocal stress and strain …
microbeam with piezoelectric layer is presented based on unifying nonlocal stress and strain …
Application of piezoelectric actuation to regularize the chaotic response of an electrostatically actuated micro-beam
S Azizi, MR Ghazavi, S Esmaeilzadeh Khadem… - Nonlinear …, 2013 - Springer
The impetus of this study is to investigate the nonlinear chaotic dynamics of a clamped–
clamped micro-beam exposed to simultaneous electrostatic and piezoelectric actuation. The …
clamped micro-beam exposed to simultaneous electrostatic and piezoelectric actuation. The …
Electromagnetic instability analysis of nano-sensor
A Koochi, M Abadyan, S Gholami - The European Physical Journal Plus, 2021 - Springer
The enormous increase in the application of nano-electromechanical systems for biological
purposes, as well as modern sensors in the particle accelerators, leads to new operation …
purposes, as well as modern sensors in the particle accelerators, leads to new operation …
Bifurcation analysis of torsional micromirror actuated by electrostatic forces
M Taghizadeh, H Mobki - Archives of Mechanics, 2014 - am.ippt.gov.pl
In this paper, static and dynamic behavior of an electrostatically actuated torsional micro-
actuator is studied. The microactuator is composed of a micromirror and two torsional …
actuator is studied. The microactuator is composed of a micromirror and two torsional …
Using strain gradient elasticity in conjunction with Gurtin–Murdoch theory for modeling the coupled effects of surface and size phenomena on the instability of narrow …
While comprehensive researches have been conducted on modeling the electromechanical
stability of wide-enough beam-plate nano-switches, few researchers have focused on …
stability of wide-enough beam-plate nano-switches, few researchers have focused on …