A review on the size-dependent models of micro-beam and micro-plate based on the modified couple stress theory

S Kong - Archives of Computational Methods in Engineering, 2022 - Springer
Micro scale experiments demonstrated that the material deformation behaviors of some
metals and polymers deformed elasticity are size dependence, and the modified couple …

Geometrically nonlinear vibration analysis of sandwich nanoplates based on higher-order nonlocal strain gradient theory

MS Nematollahi, H Mohammadi - International Journal of Mechanical …, 2019 - Elsevier
In this paper, a new model for studying the effects of small-scale parameters simultaneously,
on large amplitude vibrations of sandwich plates is developed using the higher-order …

On the thermally induced non-linear response of functionally graded beams

AM Dehrouyeh-Semnani - International Journal of Engineering Science, 2018 - Elsevier
The current paper presents an analytical investigation on the thermally induced non-linear
response of shear-deformable slightly curved beams made of functionally graded materials …

Size-dependent nonlinear vibration of an electrostatic nanobeam actuator considering surface effects and inter-molecular interactions

S Esfahani, S Esmaeilzade Khadem… - International Journal of …, 2019 - Springer
In this paper, the size-dependent nonlinear vibration of an electrostatic nanobeam actuator
is investigated based on the nonlocal strain gradient theory, incorporating surface effects. A …

Electromechanical analysis of a self-sensing torsional micro-actuator based on CNTs reinforced piezoelectric composite with damage

W Yang, M Liu, S Chen, W Kang, J Chen, Y Li - Composite Structures, 2023 - Elsevier
Electromechanical microstructures are increasingly attractive for various applications of
smart devices. However, electrostatic actuator is sensitive to pull-in instability caused by …

Size-dependent nonlinear analysis of piezo-electrostatically actuated porous functionally graded nanobeams incorporating flexoelectricity

X Zhao, S Zheng, D Chen - Journal of the Brazilian Society of Mechanical …, 2023 - Springer
Abstract Based on the Euler–Bernoulli beam theory and von Kármán nonlinear hypothesis,
this paper presents a piezo-electrostatically actuated nonlinear porous functionally graded …

Response analysis of MEMS based high-g acceleration threshold switch under mechanical shock

V Singh, V Kumar, A Saini, PK Khosla… - International Journal of …, 2021 - Springer
Failures of MEMS devices under shock are due to the overlap of the static and moving parts.
The shock response of the microstructure under mechanical shock is investigated in this …

Semi-active nonlinear vibration control of a functionally graded material rotating beam with uncertainties, using a frequency estimator

S Salighe, H Mohammadi - Composite Structures, 2019 - Elsevier
A novel semi-active controller with adaptable parameters is developed to suppress the
forced-vibration of a functionally graded material Timoshenko rotating beam with unknown …

Free vibration analysis of the geometrically nonlinear functionally graded porous curved panels in deterministic and stochastic domains considering various boundary …

M Amir, SW Kim, SY Lee - Waves in Random and Complex Media, 2024 - Taylor & Francis
This study focuses on the analysis of free vibrations in functionally graded (FG) panels with
characteristics such as porosity, curvature, and geometric nonlinearity. The analysis …

Nonlinear robust adaptive multi-modal vibration control of bi-electrode micro-switch with constraints on the input

M Mohammadi, M Eghtesad, H Mohammadi… - Micromachines, 2017 - mdpi.com
Micro functionally graded material (FGM) structures are able to have proper functions in vast
environments. In this paper, nonlinear governing equations of the size-dependent micro …