Results 21 to 30 of about 2,177 (208)

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

Numerical and Experimental Study of Cross-Sectional Effects on the Mixing Performance of the Spiral Microfluidics

open access: yesMicromachines, 2021
Mixing at the microscale is of great importance for various applications ranging from biological and chemical synthesis to drug delivery. Among the numerous types of micromixers that have been developed, planar passive spiral micromixers have gained ...
Omid Rouhi   +7 more
doaj   +1 more source

Numerical investigation of a curved micromixer using different arrangements of cylindrical obstacles

open access: yesAlexandria Engineering Journal, 2023
Curved micromixers are one of the most widely used types of passive micromixers that perform better than straight micromixers. Yet the main disadvantage of these micromixers is low mixing efficiency at low Reynolds numbers.
S.M.H. Mirkarimi   +2 more
doaj   +1 more source

Passive micromixer for luminol-peroxide chemiluminescence detection [PDF]

open access: yesThe Analyst, 2011
This paper reports a microchip with an integrated passive micromixer based on chaotic advection. The micromixer with staggered herringbone structures was used for luminol-peroxide chemiluminescence detection. The micromixer was examined to assess its suitability for chemiluminescence reaction.
Lok, Khoi Seng   +2 more
openaire   +4 more sources

A 3D passive micromixer with particle of stochastic motion through limonene dissolution method

open access: yesAIP Advances, 2021
A 3D passive micromixer with particles of stochastic motion is presented. 3D printing technology and computer numerical control milling technology are employed to manufacture the channel mold with the material of high impact polystyrene.
Junyao Wang   +8 more
doaj   +1 more source

Kinematic Measurements of Novel Chaotic Micromixers to Enhance Mixing Performances at Low Reynolds Numbers: Comparative Study

open access: yesMicromachines, 2021
In this work, a comparative investigation of chaotic flow behavior inside multi-layer crossing channels was numerically carried out to select suitable micromixers.
Toufik Tayeb Naas   +6 more
doaj   +1 more source

Numerical study of the passive micromixer with the novel blocks

open access: yesAIP Advances, 2022
The micromixer is a key component of the microfluidic chip analysis system. Micromixers are widely used in applications, such as DNA hybridization and protein synthesis. A high-efficiency mixer can speed up the biochemical analysis process.
Zhongli Wu   +5 more
doaj   +1 more source

Mixing Performance of a Planar Asymmetric Contraction-and-Expansion Micromixer

open access: yesMicromachines, 2022
Micromixers are one of the critical components in microfluidic devices. They significantly affect the efficiency and sensitivity of microfluidics-based lab-on-a-chip systems. This study introduces an efficient micromixer with a simple geometrical feature
Daigo Natsuhara   +4 more
doaj   +1 more source

A Review on Micromixers

open access: yesMicromachines, 2017
Microfluidic devices have attracted increasing attention in the fields of biomedical diagnostics, food safety control, environmental protection, and animal epidemic prevention.
Gaozhe Cai   +3 more
doaj   +1 more source

Analysis of Hydraulic Mixing Efficiency in Widespread Models of Micromixers

open access: yesFluids, 2020
In this paper, we present the results of a systematic numerical study of the flow and mixing modes of fluids in micromixers of various configurations, in particular, an analysis of passive micromixers, the most widely used in practice, as well as the ...
Andrey V. Minakov   +3 more
doaj   +1 more source

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