Results 1 to 10 of about 193 (107)

Microparticle Acoustophoresis in Aluminum-Based Acoustofluidic Devices with PDMS Covers [PDF]

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 Bode   +2 more
exaly   +9 more sources

Numerical Simulation of Boundary-Driven Acoustic Streaming in Microfluidic Channels with Circular Cross-Sections [PDF]

open access: yesMicromachines, 2020
While acoustic streaming patterns in microfluidic channels with rectangular cross-sections have been widely shown in the literature, boundary-driven streaming fields in non-rectangular channels have not been well studied. In this paper, a two-dimensional
Junjun Lei, Feng Cheng, Kemin Li
doaj   +3 more sources

A numerical study of microparticle acoustophoresis driven by acoustic radiation forces and streaming-induced drag forces [PDF]

open access: yesLab on A Chip, 2012
We present a numerical study of the transient acoustophoretic motion of microparticles suspended in a liquid-filled microchannel and driven by the acoustic forces arising from an imposed standing ultrasound wave: the acoustic radiation force from the scattering of sound waves on the particles and the Stokes drag force from the induced acoustic ...
Peter Barkholt Müller   +2 more
exaly   +6 more sources

Constant-Power versus Constant-Voltage Actuation in Frequency Sweeps for Acoustofluidic Applications [PDF]

open access: yesMicromachines, 2022
Supplying a piezoelectric transducer with constant voltage or constant power during a frequency sweep can lead to different results in the determination of the acoustofluidic resonance frequencies, which are observed when studying the acoustophoretic ...
Fabian Lickert   +2 more
doaj   +2 more sources

Controlled Lateral Positioning of Microparticles Inside Droplets Using Acoustophoresis

open access: yesAnalytical Chemistry, 2015
In this paper, we utilize bulk acoustic waves to control the position of microparticles inside droplets in two-phase microfluidic systems and demonstrate a method to enrich the microparticles. In droplet microfluidics, different unit operations are combined and integrated on-chip to miniaturize complex biochemical assays.
Fornell A   +5 more
openaire   +5 more sources

I-LIFT (image-based laser-induced forward transfer) platform for manipulating encoded microparticles. [PDF]

open access: yesBiomicrofluidics, 2022
Lee S   +10 more
europepmc   +1 more source

Enrichment of microparticles in droplets using acoustophoresis

open access: yes, 2018
Acoustophoresis is a label free method where the acoustic radiation force is used to manipulate microparticles inside microfluidic channels. The magnitude of the force is dependent of several parameters, which include the density, speed of sound and size of the microparticles, as well as the amplitude of the pressure waves.
openaire   +1 more source

Ultrasonic Particle Manipulation in Glass Capillaries: A Concise Review. [PDF]

open access: yesMicromachines (Basel), 2021
Liu G   +6 more
europepmc   +1 more source

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