Surface acoustic wave (SAW) sensors: Physics, materials, and applications

D Mandal, S Banerjee - Sensors, 2022 - mdpi.com
Surface acoustic waves (SAWs) are the guided waves that propagate along the top surface
of a material with wave vectors orthogonal to the normal direction to the surface. Based on …

Sorting drops and cells with acoustics: acoustic microfluidic fluorescence-activated cell sorter

L Schmid, DA Weitz, T Franke - Lab on a Chip, 2014 - pubs.rsc.org
We describe a versatile microfluidic fluorescence-activated cell sorter that uses acoustic
actuation to sort cells or drops at ultra-high rates. Our acoustic sorter combines the …

Continuous micro-vortex-based nanoparticle manipulation via focused surface acoustic waves

DJ Collins, Z Ma, J Han, Y Ai - Lab on a Chip, 2017 - pubs.rsc.org
Despite increasing demand in the manipulation of nanoscale objects for next generation
biological and industrial processes, there is a lack of methods for reliable separation …

A review on microfluidic-assisted nanoparticle synthesis, and their applications using multiscale simulation methods

A Agha, W Waheed, I Stiharu, V Nerguizian… - Discover Nano, 2023 - Springer
Recent years have witnessed an increased interest in the development of nanoparticles
(NPs) owing to their potential use in a wide variety of biomedical applications, including drug …

Highly localized acoustic streaming and size-selective submicrometer particle concentration using high frequency microscale focused acoustic fields

DJ Collins, Z Ma, Y Ai - Analytical chemistry, 2016 - ACS Publications
Concentration and separation of particles and biological specimens are fundamental
functions of micro/nanofluidic systems. Acoustic streaming is an effective and biocompatible …

A reliable and programmable acoustofluidic pump powered by oscillating sharp-edge structures

PH Huang, N Nama, Z Mao, P Li, J Rufo, Y Chen… - Lab on a Chip, 2014 - pubs.rsc.org
We present a programmable acoustofluidic pump that utilizes the acoustic streaming effects
generated by the oscillation of tilted sharp-edge structures. This sharp-edge-based …

Highly focused high-frequency travelling surface acoustic waves (SAW) for rapid single-particle sorting

DJ Collins, A Neild, Y Ai - Lab on a Chip, 2016 - pubs.rsc.org
High-speed sorting is an essential process in a number of clinical and research applications,
where single cells, droplets and particles are segregated based on their properties in a …