A review on the statics and dynamics of electrically actuated nano and micro structures
Nano and micro electro-mechanical systems (NEMS and MEMS) have been attracting a
large amount of attention recently as they have extensive current/potential applications …
large amount of attention recently as they have extensive current/potential applications …
Exploiting nonlinearity to enhance the sensitivity of mode-localized mass sensor based on electrostatically coupled MEMS resonators
An ultrasensitive mass sensor is proposed by combining the benefits of mode localization
and nonlinear dynamics in two clamped–clamped microbeams of different lengths. The …
and nonlinear dynamics in two clamped–clamped microbeams of different lengths. The …
Nonlinear Stiffness and Nonlinear Damping in Atomically Thin MoS2 Nanomechanical Resonators
We report on experimental measurements and quantitative analyses of nonlinear dynamic
characteristics in ultimately thin nanomechanical resonators built upon single-layer, bilayer …
characteristics in ultimately thin nanomechanical resonators built upon single-layer, bilayer …
Synchronous mass detection based on 1: 1: 2 internal resonance of piezo-driven resonator
L Li, D Li, W Yang, C Liu, X Dai, W Zhang - International Journal of …, 2023 - Elsevier
The bifurcation-based mass sensor can take advantage of amplitude jumps between
multiple steady states to realize quantitative mass detection and mass warning. Compared …
multiple steady states to realize quantitative mass detection and mass warning. Compared …
Double mechanical frequencies locking phenomenon in a piezoelectric driven 3-DOF magnetic coupling resonator
L Li, W Yang, D Li, J Han, W Zhang - Mechanical Systems and Signal …, 2024 - Elsevier
Frequency locking phenomenon induced by modal coupling can effectively overcome the
dependence of peak frequency on driving strength in nonlinear resonant systems and …
dependence of peak frequency on driving strength in nonlinear resonant systems and …
Functionalization of electrostatic nonlinearities to overcome mode aliasing limitations in the sensitivity of mass microsensors based on energy localization
In order to overcome mode aliasing limitation in linear mode-localized sensors, we
demonstrate in this Letter both theoretically and experimentally how to tune the electrostatic …
demonstrate in this Letter both theoretically and experimentally how to tune the electrostatic …
Theoretical analysis and experiment of multi-modal coupled vibration of piezo-driven Π-shaped resonator
L Li, H Liu, D Li, W Zhang - Mechanical Systems and Signal Processing, 2023 - Elsevier
Nonlinear modal interactions have recently become the focus of intense research in
mechanical resonators for their use to improve oscillator performance and probe the …
mechanical resonators for their use to improve oscillator performance and probe the …
Single-electron detection utilizing coupled nonlinear microresonators
Since the discovery of the electron, the accurate detection of electrical charges has been a
dream of the scientific community. Owing to some remarkable advantages, micro …
dream of the scientific community. Owing to some remarkable advantages, micro …
Reduced Order Modelling of Fully Coupled Electro‐Mechanical Systems Through Invariant Manifolds With Applications to Microstructures
This article presents the first application of the direct parametrisation method for invariant
manifolds to a fully coupled multiphysics problem involving the nonlinear vibrations of …
manifolds to a fully coupled multiphysics problem involving the nonlinear vibrations of …
Nonlinear damping in micromachined bridge resonators
This study presents a thorough theoretical and experimental investigation on the nonlinear
damping of in-plane micromachined electromechanical resonators. More specifically …
damping of in-plane micromachined electromechanical resonators. More specifically …