Acoustophoresis in polymer-based microfluidic devices: Modeling and experimental validation

F Lickert, M Ohlin, H Bruus, P Ohlsson - The Journal of the Acoustical …, 2021 - pubs.aip.org
A finite-element model is presented for numerical simulation in three dimensions of
acoustophoresis of suspended microparticles in a microchannel embedded in a polymer …

Dynamic viscosity and transverse ultrasonic attenuation of engineering materials

K Ono - Applied Sciences, 2020 - mdpi.com
In this paper, ultrasonic attenuation of the transverse waves of engineering materials is
evaluated, covering metals, ceramics, polymers, fiber-reinforced plastics, and rocks. After …

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 …

Determination of the complex-valued elastic moduli of polymers by electrical-impedance spectroscopy for ultrasound applications

WN Bodé, F Lickert, P Augustsson, H Bruus - Physical Review Applied, 2022 - APS
A method is presented for the determination of complex-valued compression and shear
elastic moduli of polymers for ultrasound applications. The resulting values, which are …

Thorough ultrasonic rheology of soft, visco-elastic materials: Example of crosslinked Polyurethane elastomer

Q Baudis, T Valier-Brasier, R Wunenburger - Ultrasonics, 2024 - Elsevier
We present a thorough procedure for measuring the rheological properties of soft, highly
attenuating, visco-elastic materials at ultrasonic frequencies. The material chosen for this …

[書籍][B] Elastic Waves in Solids, Volume 1: Propagation

D Royer, T Valier-Brasier - 2022 - books.google.com
Elastic waves are used in fields as diverse as the non-destructive evaluation of materials,
medicine, seismology and telecommunications. Elastic Waves in Solids 1 presents the …

Propagation of coherent shear waves in scattering elastic media

A Simon, R Wunenburger, T Valier-Brasier - Physical Review E, 2021 - APS
We measure the reflection and transmission of shear waves by slabs of random dispersions
of hard, dense spheres in a viscoelastic matrix. By modeling the slab as a Fabry-Pérot …

Propagation of elastic waves in correlated dispersions of resonant scatterers

A Simon, Q Baudis, R Wunenburger… - The Journal of the …, 2024 - pubs.aip.org
The propagation of coherent longitudinal and transverse waves in random distributions of
spherical scatterers embedded in an elastic matrix is studied. The investigated frequency …

Characterization of manufacturing induced agglomerated porosites in thermosetting composites using ultrasonic immersion setup

W Lucas, S Alverede, F Saffar… - … European Conference on …, 2024 - hal.science
This study aims to highlight the limitations of the classical ultrasonic testing methods in
assessing the porosity level in CFRP composites. From the manufacturing perspectives …

Polymer-based acoustofluidics: bridging simulation and experiment

WN Bodé - 2022 - orbit.dtu.dk
Acoustofluidics is an interdisciplinary field involving acoustics and microfluidics.
Acoustofluidic applications utilize the acoustic radiation force for label-free and gentle …