Behaviour of circumferential and helical guided waves in two-layered composite cylindrical shell

E Oukhai, S Agounad, B Faiz - Applied Mathematical Modelling, 2024 - Elsevier
A model of the acoustic scattering of a plane wave incident obliquely upon an infinite elastic
bi-layered cylindrical shell is developed based on normal mode expansion technique. The …

Experimental study of the bistatic acoustic scattering from cylindrical shell

S Agounad, D Décultot, F Chati, F Léon… - … Systems and Signal …, 2023 - Elsevier
The acoustic scattering technique is a powerful tool in the non-destructive control and
evaluation of structures. In many real applications, it is important to study the acoustic …

Determination of Young's Modulus of PET Sheets from Lamb Wave Velocity Measurement

H Lu, G Menary - Experimental Mechanics, 2024 - Springer
Background The elastic modulus of polyethylene terephthalate (PET) sheets is typically
measured through destructive tests that require specific sample preparation and time …

Characterization of bilaminated cylindrical shell under oblique excitation: Effects of fluid filled cavity on resonances

E Oukhai, S Agounad - 2024 International Conference on …, 2024 - ieeexplore.ieee.org
Exploring acoustic scattering in a bilaminated cylindrical shell under oblique excitation aims
to scrutinize the influence of fluids within the cavity on resonance phenomena. The analysis …

FPGA architecture based on OpenCL for studying the acoustic backscattering by an immersed tube

M Hadji, A Elhanaoui, R Skouri, S Agounad - Heliyon, 2024 - cell.com
At a time when the semiconductor industry is facing major difficulties in maintaining sluggish
growth, new high-level synthesis tools are repositioning FPGAs as a leading technology for …

Acoustic scattering from cylindrical shell: monostatic versus bistatic configurations

S Agounad, D Décultot, F Chati, F Leon… - Forum …, 2020 - hal.science
Acoustic scattering is one of the most useful tools for characterization and non-destructive
control of cylindrical structures. The record of the scattering field in different angles around …

Development of an artificial neural network model for estimating the radius ratio of a one-layered cylindrical shell

Y Khandouch, EH Aassif, S Agounad, G Maze - 2020 - otik.uk.zcu.cz
The results obtained from previous studies on the acoustic scattering of a plane wave by an
elastic cylindrical shell, show that the acoustic resonances of the shell are related to its …