[HTML][HTML] Effective quality factor tuning mechanisms in micromechanical resonators

JML Miller, A Ansari, DB Heinz, Y Chen… - Applied Physics …, 2018 - pubs.aip.org
Quality factor (Q) is an important property of micro-and nano-electromechanical (MEM/NEM)
resonators that underlie timing references, frequency sources, atomic force microscopes …

Development of electrostatic microactuators: 5-year progress in modeling, design, and applications

I Morkvenaite-Vilkonciene, V Bucinskas… - Micromachines, 2022 - mdpi.com
The implementation of electrostatic microactuators is one of the most popular technical
solutions in the field of micropositioning due to their versatility and variety of possible …

Experimental investigation and theoretical modelling on nonlinear dynamics of cantilevered microbeams

Z Li, Y He, B Zhang, J Lei, S Guo, D Liu - European Journal of Mechanics-A …, 2019 - Elsevier
The nonlinear vibration of cantilever nickel microbeams with thickness in micron level is
investigated through experiment and theory. A non-contact dynamic vibration measurement …

Nonlinear damping in micromachined bridge resonators

H Farokhi, RT Rocha, AZ Hajjaj, MI Younis - Nonlinear Dynamics, 2023 - Springer
This study presents a thorough theoretical and experimental investigation on the nonlinear
damping of in-plane micromachined electromechanical resonators. More specifically …

A SOI out-of-plane electrostatic MEMS actuator based on in-plane motion

S Nabavi, M Ménard, F Nabki - Journal of …, 2022 - ieeexplore.ieee.org
This work describes a novel micromechanical structure capable of producing out-of-plane
motion from in-plane forces generated by electrostatic microelectromechanical system …

Dynamic response of a tunable MEMS accelerometer based on repulsive force

M Daeichin, M Ozdogan, S Towfighian… - Sensors and Actuators A …, 2019 - Elsevier
This paper describes a tunable MEMS electrostatic accelerometer that uses a repulsive
electrode configuration so that the design is not hampered by capacitive pull-in instability …

Large-stroke capacitive MEMS accelerometer without pull-in

M Daeichin, RN Miles, S Towfighian - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
In this study, the feasibility of obtaining electrical read-out data from a capacitive MEMS
accelerometer that employs repulsive electrode configuration is demonstrated. This …

A resonant pressure MEMS sensor based on levitation force excitation detection

M Zamanzadeh, I Jafarsadeghi-Pournaki… - Nonlinear …, 2020 - Springer
This paper proposes a MEMS resonant pressure sensor through implementing an out-of-
plane repulsive (levitation) force to enhance the sensor detection threshold and …

Micromechanical resonant cantilever sensors actuated by fringing electrostatic fields

N Krakover, BR Ilic, S Krylov - Journal of Micromechanics and …, 2022 - iopscience.iop.org
We report on the architecture and operational principle of a resonant cantilever-type
displacement sensor. The device is actuated electrostatically by a side electrode that is …

Enhancing the linear dynamic range of a mode-localized MEMS mass sensor with repulsive electrostatic actuation

T Rabenimanana, V Walter, N Kacem… - Smart Materials and …, 2021 - iopscience.iop.org
This letter demonstrates the linear dynamic range enhancement of a mode-localized
microelectromechanical systems sensor based on two weakly coupled cantilevers under …