Search
نمایش تعداد 1-10 از 23
A Novel Method for Investigating the Casimir Effect on Pull-In Instability of Electrostatically Actuated Fully Clamped Rectangular Nano/Microplates
The objective of the present paper is to represent a novel method to investigate the stable and unstable behaviors of fully clamped rectangular nano/microplates under the effects of electrostatic and Casimir pressures. To ...
Dynamic pull-in analysis of cantilever-type NEMS under the mechanical shock and vdW attaraction
The objective of the present study is to investigate the combined effects of mechanical shock acceleration pulse as well as non-linear and distributed van der Waals (vdW) attraction on dynamic pull-in instability of electrically actuated nano...
Analytical approximations to nonlinear vibration of clamped nano-electro-mechanical beam in presence of the Casimir force
In this paper, the homotopy analysis method (HAM) is used to derive analytical approximate solutions for investigating the nonlinear vibrations of nano-electro-mechanical beam under the Casimir force without any electrostatic ...
An Investigation into the Non-Linear Dynamic Pull-In Instability of Beam-Type MEMS Structures under Distributed Electrostatic Force Considering SQFD Phenomenon
This paper presents non-linear dynamic pull-in instability response of beam-type MEMS structures under distributed electrostatic force considering squeeze-film damping (SQFD) phenomenon. The governing equation is derived based on the Euler...
Characterization of the static behavior of electrically actuated micro-plates using extended Kantorovich method
This paper presents a new approach based on Extended Kantorovich Method to simulate the static response of microplates to electrostatic actuation. The presented model accounts for the electric force nonlinearity of the ...
Dynamic Analysis of Rectangular Micro-plates Under Mechanical Shock in Presence of Electrostatic Actuation
Besides one dimensional beam-type MEMS, two dimensional electrically actuated rectangular micro-plates have lots of applications in micro-engineering. However, there exist only a few works devoted to the analysis of such ...
The Thermal Effect on Pull-in Instability of Electrostatically Actuated Nanoswitches
In this study, based on continuum mechanics, an Euler–Bernoulli model has been applied to analyze the
pull-in instability of nanocantilever switch by consideration of thermal effects. The effects of initial gap, length of the
...
Investigation of Dynamic Pull-in Instability in Clamped-Clamped Nanobeam-Based NEMS Devices under Intermolecular Surface Forces
In this current paper the Galerkin decomposition method is used to study the dynamic pull-in instability of clamped-clamped nanobeam-based N/MEMS switches under Casimir and van der Waals forces without electrostatic excitation. This model...
A COUPLED MODEL BETWEEN TORSION AND BENDING IN NANO/MICROMIRRORS UNDER THE COMBINED EFFECT OF VAN DER WAALS FORCE AND CAPILLARY FORCE
The coupling effect between torsion and bending in
nano/micromirrors under the combined effect of
capillary force and van der Waals (vdW) force is
presented in this paper. At the first, the ...
Analytical Solutions for the Static Instability of Nano-switches under the Effect of Casimir Force and Electrostatic Actuation
This paper deals with the problem of static instability of
nano switches under the effect of Casimir force and
electrostatic actuation. The nonlinear fringing field
effect has been accounted for in the ...