A global dynamics perspective for system safety from macro-to nanomechanics: Analysis, control, and design engineering

G Rega, S Lenci - Applied Mechanics Reviews, 2015 - asmedigitalcollection.asme.org
The achievements occurred in nonlinear dynamics over the last 30 years entail a substantial
change of perspective when dealing with vibration problems, since they are now deemed …

Superharmonic and subharmonic resonances of atomic force microscope subjected to crack failure mode based on the modified couple stress theory

M Alimoradzadeh, ŞD Akbaş - The European Physical Journal Plus, 2021 - Springer
The primary purpose of this paper is to investigate the nonlinear dynamic behavior of the
atomic force microscopy (AFM) cantilever under the effect of concentrated point load at free …

Exploiting global dynamics of a noncontact atomic force microcantilever to enhance its dynamical robustness via numerical control

V Settimi, G Rega - International Journal of Bifurcation and Chaos, 2016 - World Scientific
A control technique exploiting the global dynamical features is applied to a reduced order
model of noncontact AFM, aiming to obtain an enlargement of the system's safe region in …

Global dynamics perspective on macro-to nano-mechanics

G Rega, V Settimi - Nonlinear Dynamics, 2021 - Springer
In about the last two decades, global nonlinear dynamics has been evolving in a
revolutionary way, with the development of sophisticated techniques employing …

Two-to-one internal resonance in the higher-order modes of a MEMS beam: Experimental investigation and theoretical analysis via local stability theory

L Ruzziconi, N Jaber, L Kosuru, ML Bellaredj… - International Journal of …, 2021 - Elsevier
The present study is focused on the dynamics of a microbeam-based MEMS device and
analyzes its behavior in the neighborhood of the third natural frequency. An extensive …

Large basins of attraction for control-based continuation of unstable periodic states

N Kruse, H Wallner, A Dittus, L Böttcher, I Barke… - Nonlinear …, 2024 - Springer
Numerical continuation tools are nowadays standard to analyse nonlinear dynamical
systems by numerical means. These powerful methods are unfortunately not available in …

Frequency response of primary resonance of electrostatically actuated CNT cantilevers

DI Caruntu, L Luo - Nonlinear Dynamics, 2014 - Springer
This paper deals with electrostatically actuated carbon nanotube (CNT) cantilever over a
parallel ground plate. Three forces act on the CNTs cantilever, namely electrostatic, van der …

Pull-in instability of a typical electrostatic MEMS resonator and its control by delayed feedback

H Shang - Nonlinear Dynamics, 2017 - Springer
Pull-in instability of the electrostatic microstructures is a common undesirable phenomenon
which implies the loss of reliability of micro-electromechanical systems. Therefore, it is …

Influence of transient escape and added load noise on the dynamic integrity of multistable systems

D Orlando, PB Gonçalves, G Rega, S Lenci - International Journal of Non …, 2019 - Elsevier
Abstract Concepts and tools of global dynamics play a meaningful role in enhancing the
engineering design and safety of multistable structural systems in a dynamic environment …

Robustness of attractors in tapping mode atomic force microscopy

A Chandrashekar, P Belardinelli, U Staufer… - Nonlinear Dynamics, 2019 - Springer
In this work, we perform a comprehensive analysis of the robustness of attractors in tapping
mode atomic force microscopy. The numerical model is based on cantilever dynamics driven …