Differential capacitive mass sensing based on mode localization in coupled microbeam arrays

F Najar, M Ghommem, T Rabenimanana… - … Systems and Signal …, 2024 - Elsevier
In this paper, we developed a multi-physics model of an electrostatic MEMS resonator made
of an array of mechanically-coupled beams and investigate its potential use for mass …

A multi-sensing scheme based on nonlinear coupled micromachined resonators

Z Fang, S Theodossiades, L Ruzziconi, AZ Hajjaj - Nonlinear Dynamics, 2023 - Springer
A new multi-sensing scheme via nonlinear weakly coupled resonators is introduced in this
paper, which can simultaneously detect two different physical stimuli by monitoring the …

Global static and dynamic tristability in electrostatically actuated initially curved and weakly coupled double microbeams

L Medina - International Journal of Solids and Structures, 2023 - Elsevier
In the present study, an expanded dynamic model of an electrostatically actuated double
beam metastructure, composed of geometrically different beams, is formulated and solved …

Triple sensing scheme based on nonlinear coupled micromachined resonators

Z Fang, S Theodossiades, AZ Hajjaj - Nonlinear Dynamics, 2023 - Springer
In the past few decades, advances in micro-electromechanical systems (MEMS) have
produced robust, accurate, and high-performance devices. Extensive research has been …

Static and eigenvalue analysis of electrostatically coupled and tunable shallow micro-arches for sensing-based applications

HM Ouakad, AM Alneamy - Micromachines, 2023 - mdpi.com
This paper investigated the mechanical performance of an electrostatically tunable
microbeams-based resonators. The resonator was designed based on two initially-curved …

Gas Sensor Based on Nonlinear Coupled AlN-Piezoelectric Micromachined Resonators

Z Fang, S Theodossiades, N Jaber… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
This paper reports a novel Aluminium-Nitride (AlN)-based piezoelectric micromachined gas
sensor relying on thermal energy dissipation (heating or cooling) of an electrically heated …