Results 1 to 10 of about 865,309 (177)

Numerical and Experimental Validation of Mixing Efficiency in Periodic Disturbance Mixers [PDF]

open access: yesMicromachines, 2021
The shape and dimensions of a micromixer are key elements in the mixing process. Accurately quantifying the mixing efficiency enables the evaluation of the performance of a micromixer and the selection of the most suitable one for specific applications ...
Rubén R. López   +5 more
doaj   +2 more sources

Jet Colliding and Mixing Efficiency

open access: yesCHIMIA, 2021
Two experimental methods, the Nile Red dye extraction and the Williamson ether synthesis in biphasic conditions, were used to characterize the mixing performance of a new cheap impinging jet colliding mixer from Gjosa and to compare it to other ...
Christophe Allemann   +3 more
doaj   +6 more sources

Effects of Geometric Parameters on Mixing Efficiency and Optimization in Variable Cross Section Microchannels [PDF]

open access: yesMicromachines
Micromixers are important devices used in many fields for various applications which provide high mixing efficiencies and reduce the amount of reagents and samples.
Lijun Yang   +4 more
doaj   +2 more sources

Research on the Design of Micromixer Based on Acoustic Streaming-Driven Sharp-Edge Structures [PDF]

open access: yesSensors
This paper presents a three-dimensional, acoustic streaming-driven circular micromixer with sharp-edge structures and the coupling mechanism between acoustic streaming and background flow in biological systems.
Kaihao Bai   +4 more
doaj   +2 more sources

Mixing and reaction efficiency in closed domains

open access: yesPhysical Review E, 2005
We present a numerical study of mixing and reaction efficiency in closed domains. In particular we focus our attention on laminar flows. In the case of inert transport the mixing properties of the flows strongly depend on the details of the Lagrangian ...
A. J. Lichtenberg   +12 more
core   +7 more sources

Numerical Study on Bilateral Stagger Cantor Fractal Baffles Micromixer [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2022
Changing the structure of the microchannel or setting obstacles in the microchannel has become an effective way to improve the mixing performance of a passive micromixer.
Xueye Chen, Honglin Lv
doaj   +1 more source

Laboratory Study of Turbulent Mass Exchange in a Stratified Fluid

open access: yesJournal of Marine Science and Engineering, 2022
In this study, a laboratory experiment was conducted to investigate quantitatively turbulent exchange between two quasi-homogeneous layers of equal thickness and different density (salinity), as well as the fine structure of the density transition zone ...
Andrey G. Zatsepin   +2 more
doaj   +1 more source

Mixer Design and Flow Rate as Critical Variables in Flow Chemistry Affecting the Outcome of a Chemical Reaction: A Review

open access: yesInventions, 2023
Flow chemistry offers several advantages for performing chemical reactions and has become an important area of research. It may seem that sufficient knowledge has already been acquired on this topic to understand how to choose the design of microreactor ...
Ilya V. Myachin, Leonid O. Kononov
doaj   +1 more source

Numerical and Experimental Investigation on a “Tai Chi”-Shaped Planar Passive Micromixer

open access: yesMicromachines, 2023
(1) Background: Microfluidic chips have found extensive applications in multiple fields due to their excellent analytical performance. As an important platform for micro-mixing, the performance of micromixers has a significant impact on analysis accuracy
Annan Xia   +9 more
doaj   +1 more source

Performance Investigation of Micromixer with Spiral Pattern on the Cylindrical Chamber Side Wall

open access: yesMicromachines, 2023
In this paper, a sequence of passive micromixers with spiral patterns on the side wall of cylindrical chambers are designed, optimized, prepared and tested.
Shuang Yang   +5 more
doaj   +1 more source

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