Review of electrothermal actuators and applications

A Potekhina, C Wang - Actuators, 2019 - mdpi.com
This paper presents a review of electrothermal micro-actuators and applications.
Electrothermal micro-actuators have been a significant research interest over the last two …

The pull-in behavior of electrostatically actuated bistable microstructures

S Krylov, BR Ilic, D Schreiber… - Journal of …, 2008 - iopscience.iop.org
The results of theoretical and experimental investigation of an initially curved clamped–
clamped microbeam actuated by a distributed electrostatic force are presented. Reduced …

The dynamic behavior of MEMS arch resonators actuated electrically

HM Ouakad, MI Younis - International Journal of Non-Linear Mechanics, 2010 - Elsevier
In this paper, we investigate the dynamic behavior of clamped–clamped micromachined
arches when actuated by a small DC electrostatic load superimposed to an AC harmonic …

Snap‐through instability in mechanical metamaterials

S Yan, L Wu, Y Wen, J Sun, J Zhou - Responsive Materials, 2025 - Wiley Online Library
Snap‐through instability, a rapid transition between equilibrium states, has emerged as a
crucial mechanism for designing mechanical metamaterials with novel functionalities …

Nonlinear dynamics of MEMS arches under harmonic electrostatic actuation

MI Younis, HM Ouakad, FM Alsaleem… - Journal of …, 2010 - ieeexplore.ieee.org
We present an investigation of the nonlinear dynamics of clamped-clamped micromachined
arches when actuated by a dc electrostatic load superimposed on an ac harmonic load. The …

On using the dynamic snap-through motion of MEMS initially curved microbeams for filtering applications

HM Ouakad, MI Younis - Journal of Sound and Vibration, 2014 - Elsevier
Numerical and experimental investigations of the dynamics of micromachined shallow
arches (initially curved microbeams) and the possibility of using their dynamic snap-through …

Dynamic stability of electrostatically actuated initially curved shallow micro beams

S Krylov, N Dick - Continuum Mechanics and Thermodynamics, 2010 - Springer
Micro and nano devices incorporating bistable structural elements have functional
advantages including the existence of several stable configurations at the same actuation …

Latching in bistable electrostatically actuated curved micro beams

L Medina, R Gilat, S Krylov - International Journal of Engineering Science, 2017 - Elsevier
Curved beams subjected to transverse force may exhibit latching phenomena, namely
remain in the buckled configuration under zero force. In this study we investigate the latching …

Analytical study of the snap-through and bistability of beams with arbitrarily initial shape

H Hussein, MI Younis - Journal of Mechanisms and …, 2020 - asmedigitalcollection.asme.org
We derive the snap-through solution and the governing snap** force equations for an
arbitrarily preshaped beam deflected under a mid-length lateral point force. The exact …

Elastic programmable properties and dynamic dissipation of gradient unstable structures

S Ji, C Wang, Y Wei, Z Wang - International Journal of Mechanical Sciences, 2024 - Elsevier
Metamaterials derive promising properties mainly from an internal micromechanical
mechanism, rather than their chemical composition. Many interesting mechanical behaviors …