Acoustofluidics for biomedical applications

J Rufo, F Cai, J Friend, M Wiklund… - Nature Reviews Methods …, 2022 - nature.com
Acoustofluidic technologies utilize acoustic waves to manipulate fluids and particles within
fluids, all in a contact-free and biocompatible manner. Over the past decade, acoustofluidic …

Acoustical and optical radiation pressure and the development of single beam acoustical tweezers

JL Thomas, R Marchiano, D Baresch - Journal of Quantitative Spectroscopy …, 2017 - Elsevier
Studies on radiation pressure in acoustics and optics have enriched one another and have a
long common history. Acoustic radiation pressure is used for metrology, levitation, particle …

Trapping force of acoustical Bessel beams on a sphere and stable tractor beams

XD Fan, L Zhang - Physical Review Applied, 2019 - APS
We seek stable tractor beams that not only axially pull objects but also transversely trap the
object. Transverse force acting on a spherical particle centered on the axis of acoustic …

Phase shift approach for engineering desired radiation force: Acoustic pulling force example

XD Fan, L Zhang - The Journal of the Acoustical Society of America, 2021 - pubs.aip.org
Phase shifts from scattering are used to analyze and engineer acoustic radiation forces. With
the aid of phase shifts, analytical results for acoustic radiation forces can be simplified into …

-matrix evaluation of three-dimensional acoustic radiation forces on nonspherical objects in Bessel beams with arbitrary order and location

Z Gong, PL Marston, W Li - Physical Review E, 2019 - APS
Acoustic radiation forces (ARFs) induced by a single Bessel beam with arbitrary order and
location on a nonspherical shape are studied using the T-matrix method (TMM) in three …

Non-invasive manipulation scheme of spherical particle in viscous fluids in a tube based on acoustic radiation force

M Gong, X Xu, Z Fei, Y Li, T Liu, S Gao, J Liu… - The Journal of the …, 2023 - pubs.aip.org
A theoretical solution of the acoustic radiation force (ARF) on spherical particles by an
arbitrary beam in viscous fluids in a tube is proposed. Based on the parametric design with …

Lattice Boltzmann approach for acoustic manipulation

E Castro-Ávila, P Malgaretti, J Harting, JD Muñoz - Physical Review E, 2024 - APS
We employ a lattice Boltzmann method to compute the acoustic radiation force produced by
standing waves on a compressible object for the density matched case. Instead of simulating …

Failures of the classical optical theorem under arbitrary-shaped beam incidence in electromagnetism, acoustics, and quantum mechanics: motivation and a review

G Gouesbet, PL Marston - Frontiers in Physics, 2023 - frontiersin.org
The classical optical theorem states that for a wave propagating in a lossless medium and
incident on a finite scatterer, the extinction cross section is proportional to the real part of the …

From acoustic radiation pressure to three-dimensional acoustic radiation forces

L Zhang - The Journal of the Acoustical Society of America, 2018 - pubs.aip.org
This paper presents three-dimensional acoustic radiation forces exerted by an arbitrary field
on an obstacle as a sum of two parts due to momentum transfers by ingoing and outgoing …

Relationship of scattering phase shifts to special radiation force conditions for spheres in axisymmetric wave-fields

PL Marston, L Zhang - The Journal of the Acoustical Society of …, 2017 - pubs.aip.org
When investigating the radiation forces on spheres in complicated wave-fields, the
interpretation of analytical results can be simplified by retaining the s-function notation and …