Hamiltonian-based frequency-amplitude formulation for nonlinear oscillators

JH He, WF Hou, N Qie, KA Gepreel… - Facta Universitatis …, 2021 - casopisi.junis.ni.ac.rs
Complex mechanical systems usually include nonlinear interactions between their
components which can be modeled by nonlinear equations describing the sophisticated …

[HTML][HTML] Functionally graded Timoshenko nanobeams: a novel nonlocal gradient formulation

R Barretta, L Feo, R Luciano, FM de Sciarra… - Composites Part B …, 2016 - Elsevier
A first gradient nonlocal model of bending for Timoshenko functionally graded nanobeams
based on the Eringen model is proposed. The material properties vary in the thickness …

Computational analysis of an infinite magneto-thermoelastic solid periodically dispersed with varying heat flow based on non-local Moore–Gibson–Thompson …

AE Abouelregal, H Mohammad-Sedighi… - Continuum Mechanics …, 2022 - Springer
In this investigation, a computational analysis is conducted to study a magneto-thermoelastic
problem for an isotropic perfectly conducting half-space medium. The medium is subjected …

Stress-driven modeling of nonlocal thermoelastic behavior of nanobeams

R Barretta, M Čanađija, R Luciano… - International Journal of …, 2018 - Elsevier
A consistent stress-driven nonlocal integral model for nonisothermal structural analysis of
elastic nano-and microbeams is proposed. Most nonlocal models of literature are strain …

Forced vibration analysis of cracked functionally graded microbeams

SD Akbas - Advances in Nano Research, 2018 - techno-press.org
Forced vibration analysis of a cracked functionally graded microbeam is investigated by
using modified couple stress theory with dam** effect. Mechanical properties of the …

[HTML][HTML] Application of an enhanced version of the Eringen differential model to nanotechnology

R Barretta, L Feo, R Luciano, FM de Sciarra - Composites Part B …, 2016 - Elsevier
Nonlocal formulations are currently adopted to assess size effects in nanostructures. The
Eringen differential constitutive model, due to its simplicity, is widely used to investigate the …

On bending and buckling responses of perforated nanobeams including surface energy for different beams theories

AA Abdelrahman, MA Eltaher - Engineering with Computers, 2022 - Springer
Perforated beam is essential structural element of Nano-Electro-Mechanical-Systems
(NEMS), whose design needs appropriate modelling of size of holes, hole numbers, and …

[HTML][HTML] Nonlocal strain gradient exact solutions for functionally graded inflected nano-beams

A Apuzzo, R Barretta, SA Faghidian, R Luciano… - Composites Part B …, 2019 - Elsevier
The size-dependent bending behavior of nano-beams is investigated by the modified
nonlocal strain gradient elasticity theory. According to this model, the bending moment is …

Pull-in and freestanding instability of actuated functionally graded nanobeams including surface and stiffening effects

RM Abo-Bakr, MA Eltaher, MA Attia - Engineering with Computers, 2022 - Springer
Because of fasttechnological development, electrostatic nanoactuator devices like
nanosensors, nanoswitches, and nanoresonators are highly considered by scientific …

Wave propagation in double-walled carbon nanotube conveying fluid considering slip boundary condition and shell model based on nonlocal strain gradient theory

H Zeighampour, YT Beni, I Karimipour - Microfluidics and Nanofluidics, 2017 - Springer
In this paper, wave propagation in fluid-conveying double-walled carbon nanotube
(DWCNT) was investigated by using the nonlocal strain gradient theory. In so doing, the …