Longitudinal and transverse coherent waves in media containing randomly distributed spheres

F Luppé, JM Conoir, T Valier-Brasier - Wave Motion, 2022 - Elsevier
Multiple scattering effects due to a random distribution of identical spheres are investigated
in the general case of elastic or poroelastic host media, where both longitudinal and …

Influence of the microstructure of two-dimensional random heterogeneous media on propagation of acoustic coherent waves

A Rohfritsch, JM Conoir, T Valier-Brasier, R Marchiano - Physical Review E, 2020 - APS
Multiple scattering of waves arises in all fields of physics in either periodic or random media.
For random media the organization of the microstructure (uniform or nonuniform statistical …

Impact of particle size and multiple scattering on the propagation of waves in stealthy-hyperuniform media

A Rohfritsch, JM Conoir, T Valier-Brasier, R Marchiano - Physical Review E, 2020 - APS
Propagation of waves in materials that exhibit stealthy-hyperuniform long-range correlations
is investigated. By using a modal decomposition of the field that takes multiple scattering into …

[HTML][HTML] Random acoustic metamaterial with a subwavelength dipolar resonance

M Duranteau, T Valier-Brasier, JM Conoir… - The Journal of the …, 2016 - pubs.aip.org
The effective velocity and attenuation of longitudinal waves through random dispersions of
rigid, tungsten-carbide beads in an elastic matrix made of epoxy resin in the range of beads …

Time-domain numerical simulations of multiple scattering to extract elastic effective wavenumbers

M Chekroun, L Le Marrec, B Lombard… - Waves in Random and …, 2012 - Taylor & Francis
Elastic wave propagation is studied in a heterogeneous two-dimensional medium consisting
of an elastic matrix containing randomly distributed circular elastic inclusions. The aim of this …

Reflection from a multi-species material and its transmitted effective wavenumber

AL Gower, MJA Smith, WJ Parnell… - Proceedings of the …, 2018 - royalsocietypublishing.org
We formally deduce closed-form expressions for the transmitted effective wavenumber of a
material comprising multiple types of inclusions or particles (multi-species), dispersed in a …

[HTML][HTML] Multiple scattering in random dispersions of spherical scatterers: Effects of shear-acoustic interactions

VJ Pinfield, DM Forrester - The Journal of the Acoustical Society of …, 2017 - pubs.aip.org
The propagation of acoustic waves through a suspension of spherical particles in a viscous
liquid is investigated, through application of a multiple scattering model. The model is based …

Influence of bubble distributions on the propagation of linear waves in polydisperse bubbly liquids

Y Fan, H Li, C Xu, T Zhou - The Journal of the Acoustical Society of …, 2019 - pubs.aip.org
The influence of the spatial distributions of bubbles on the propagation of linear acoustic
waves in polydisperse bubbly liquids is studied. Using the diagrammatic approach, the …

Effective dynamic constitutive parameters of acoustic metamaterials with random microstructure

M Caleap, BW Drinkwater, PD Wilcox - New Journal of Physics, 2012 - iopscience.iop.org
A multiple scattering analysis in a non-viscous fluid is developed in order to predict the
effective constitutive parameters of certain suspensions of disordered particles or bubbles …

Propagation of scalar waves in dense disordered media exhibiting short-and long-range correlations

A Rohfritsch, JM Conoir, T Valier-Brasier, R Pierrat… - Physical Review E, 2021 - APS
Correlated disorder is at the heart of numerous challenging problematics in physics. In this
work we focus on the propagation of acoustic coherent waves in two-dimensional dense …