Size-dependent free vibration of functionally graded beams with a tip nanoparticle and a nonlinear spring constraint via strain gradient theory

A Bahrami, A Zargaripoor… - Mechanics of …, 2024 - Taylor & Francis
In this article, the free vibration of a functionally graded Euler–Bernoulli beam with a tip
nanoparticle and a nonlinear/linear spring constraint is presented for the first time using …

Closed-form dynamic stiffness formulations for exact modal analysis of membranes in polar coordinates

X Liu, J Pei, X Zhao, W Zhou - Mechanical Systems and Signal Processing, 2023 - Elsevier
Exact dynamic stiffness (DS) formulations for free vibration of membranes and their
assemblies in polar coordinates are presented in this paper. First, the exact general …

[HTML][HTML] Free vibration and wave power reflection in Mindlin rectangular plates via exact wave propagation approach

SMMJ Sarayi, A Bahrami, MN Bahrami - Composites Part B: Engineering, 2018 - Elsevier
Reflection, propagation and energy analysis are crucially important in designing structures,
especially plates. A thick plate is considered based on first order shear deformation theory …

[HTML][HTML] Study on the effect of small scale on the wave reflection in carbon nanotubes using nonlocal Timoshenko beam theory and wave propagation approach

A Bahrami, A Teimourian - Composites Part B: Engineering, 2016 - Elsevier
This paper presents the wave propagation approach for analyzing the free vibration and
wave reflection in carbon nanotubes. The propagation and reflection matrices obtained by …

Modeling of the tensioned membrane backed by a variable-shape cavity and research on acoustic characteristics

Z Sheng, D Kong, Y Zhang, Z Zhu, G Wang, Y Yan - Thin-Walled Structures, 2025 - Elsevier
The drum-type muffler comprises a rigid back cavity and a tensioned membrane, which
utilizes the radiation sound field of a membrane and the superposition effect of the enclosed …

[HTML][HTML] Free vibration, wave power transmission and reflection in multi-cracked nanorods

A Bahrami - Composites Part B: Engineering, 2017 - Elsevier
In this paper, the wave propagation method and the differential constitutive law consequent
(not equivalent) to the Eringen strain-driven integral nonlocal elasticity model are utilized to …

[HTML][HTML] A wave-based computational method for free vibration, wave power transmission and reflection in multi-cracked nanobeams

A Bahrami - Composites Part B: Engineering, 2017 - Elsevier
In this paper, the wave propagation method and the nonlocal elasticity theory are utilized to
analyze the vibration, wave power transmission and reflection in multi-cracked Euler …

[HTML][HTML] Small scale effect on vibration and wave power reflection in circular annular nanoplates

A Bahrami, A Teimourian - Composites Part B: Engineering, 2017 - Elsevier
In this paper, the wave propagation technique is developed for analyzing the wave power
reflection in circular annular nanoplates. Firstly, the propagation and reflection matrices are …

Free vibration and buckling analysis of third-order shear deformation plate theory using exact wave propagation approach

A Zargaripoor, A Bahrami… - Journal of …, 2018 - jcamech.ut.ac.ir
In this paper, wave propagation approach is used to analysis the free vibration and buckling
analysis of the thick rectangular plates based on higher order shear deformation plate …

Study on vibration, wave reflection and transmission in composite rectangular membranes using wave propagation approach

A Bahrami, A Teimourian - Meccanica, 2017 - Springer
In this paper, the wave propagation approach is presented for free vibration analysis of non-
uniform rectangular membranes. Literature reviews reveal that most bodies analyzed by this …