Results 51 to 60 of about 1,935 (199)

Quantitative assessment of parallel acoustofluidic device [PDF]

open access: yesThe Journal of the Acoustical Society of America, 2021
The advantage of ultrasonic fields in harmless and label-free applications intrigued researchers to develop this technology. The capability of acoustofluidic technology for medical applications has not been thoroughly analyzed and visualized. Toward efficient design, in this research, flowing fluid in a microchannel excited by acoustic waves is fully ...
Mehrshad Rezadoost, Dezfuli   +2 more
openaire   +2 more sources

Acoustophoretic particle manipulation in hybrid solid/gel resonators

open access: yesFrontiers in Physics, 2022
This study presents a proof of concept to demonstrate the ability of ultrasounds to perform acoustophoretic processes in hybrid millifluidic resonators that include channels laterally embedded in extremely soft media with physical properties close to ...
Jon Luzuriaga   +4 more
doaj   +1 more source

Efficient modeling of sharp-edge acoustofluidics

open access: yesFrontiers in Physics, 2023
Sharp-edge structures exposed to acoustic fields are known to produce a strong non-linear response, mainly in the form of acoustic streaming and acoustic radiation force. The two phenomena are useful for various processes at the microscale, such as fluid
Alen Pavlic   +5 more
doaj   +1 more source

Isolation of exosomes from whole blood by integrating acoustics and microfluidics [PDF]

open access: yes, 2017
Exosomes are nanoscale extracellular vesicles that play an important role in many biological processes, including intercellular communications, antigen presentation, and the transport of proteins, RNA, and other molecules.
Chen, Chuyi   +12 more
core   +1 more source

Modeling and Analysis of the Two-Dimensional Axisymmetric Acoustofluidic Fields in the Probe-Type and Substrate-Type Ultrasonic Micro/Nano Manipulation Systems

open access: yesMicromachines, 2019
The probe-type and substrate-type ultrasonic micro/nano manipulation systems have proven to be two kinds of powerful tools for manipulating micro/nanoscale materials.
Pengzhan Liu   +4 more
doaj   +1 more source

Micron-sized particle separation with standing surface acoustic wave—Experimental and numerical approaches

open access: yesUltrasonics Sonochemistry, 2021
Traditional cell/particle isolation methods are time-consuming and expensive and can lead to morphology disruptions due to high induced shear stress. To address these problems, novel lab-on-a-chip-based purification methods have been employed.
Erfan Taatizadeh   +8 more
doaj   +1 more source

Modal Rayleigh-like streaming in layered acoustofluidic devices [PDF]

open access: yes, 2016
Classical Rayleigh streaming is well known and can be modelled using Nyborg’s limiting velocity method as driven by fluid velocities adjacent to the walls parallel to the axis of the main acoustic resonance.
Araz M. K.   +7 more
core   +1 more source

Microparticle Acoustophoresis in Aluminum-Based Acoustofluidic Devices with PDMS Covers

open access: yesMicromachines, 2020
We present a numerical model for the recently introduced simple and inexpensive micromachined aluminum devices with a polydimethylsiloxane (PDMS) cover for microparticle acoustophoresis.
William Naundrup Bodé   +3 more
doaj   +1 more source

Acoustic force measurements on polymer-coated microbubbles in a microfluidic device [PDF]

open access: yes, 2017
This work presents an acoustofluidic device for manipulating coated microbubbles, designed for the simultaneous use of optical and acoustical tweezers. A comprehensive characterization of the acoustic pressure in the device is presented, obtained by the ...
Barsoukov E.   +8 more
core   +1 more source

Recent progress on acoustofluidic manipulation of cells and particles

open access: yesNational Science Open
Acoustofluidics, an interdisciplinary nexus of microfluidics and acoustics, is propelling the critical functionalities of manipulation, separation, and mixing within microscale environments.
Wang Zeyu   +4 more
doaj   +1 more source

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