Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

A novel in-plane passive microfluidic mixer with modified Tesla structures.

Chien-Chong Hong1, Jin-Woo Choi, Chong H Ahn

  • 1MicroSystems and BioMEMS Lab, Department of Electrical & Computer Engineering and Computer Science, University of Cincinnati, P.O. Box 210030, Cincinnati, OH 45221-0030, USA.

Lab on a Chip
|March 31, 2004
PubMed
Summary

This study presents a novel in-plane passive micromixer utilizing modified Tesla structures for enhanced fluid mixing. The developed micromixer demonstrates excellent performance across various flow rates with low pressure drop, suitable for microfluidic applications.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Transcriptomic profiling of an in vivo diffuse large B-cell lymphoma model reveals molecular programs underlying CNS dissemination.

Annals of hematology·2026
Same author

Leuconostoc mesenteroides TH-ST373 Cell-Free Supernatant Against Multidrug-Resistant Escherichia coli.

Probiotics and antimicrobial proteins·2026
Same author

Transcriptional heterogeneity of tumor-associated high endothelial venules defines inflammatory and stress-metabolic states with distinct prognostic associations.

Discover oncology·2026
Same author

Dose-dependent biphasic effect of environmental UVA on stem cell function through PRPF40A, TGF-β1, NFATc1 signaling.

Journal of photochemistry and photobiology. B, Biology·2026
Same author

IHIT-BED: an interpretable transformer approach using unbiased hematology analyzer impedance data for early identification of bacteremia in emergency department.

Bioinformatics advances·2026
Same author

Evaluation of clinical factors predicting dysphagia in patients with traumatic and non-traumatic cervical spinal cord injury: a retrospective study.

Frontiers in neurology·2024

Area of Science:

  • Microfluidics
  • Fluid Dynamics
  • Chemical Engineering

Background:

  • Passive micromixers are crucial for enhancing mixing in microfluidic devices.
  • Traditional designs often face limitations in mixing efficiency and pressure drop.
  • Modified Tesla structures offer potential for improved passive mixing performance.

Purpose of the Study:

  • To design, simulate, fabricate, and characterize a novel in-plane passive micromixer.
  • To evaluate the mixing performance and pressure drop of the micromixer across a range of flow conditions.
  • To assess the integration potential of the micromixer in microfluidic systems.

Main Methods:

  • Design and simulation of an in-plane passive micromixer with modified Tesla structures.
  • Fabrication of the micromixer device.

Related Experiment Videos

  • Experimental characterization of mixing performance and pressure drop under varying flow rates.
  • Analysis of mixing mechanisms, including diffusion and convection.

    • Main Results:

    • The novel micromixer achieved excellent mixing performance over a wide range of microscale flow conditions.
    • Higher flow rates resulted in improved mixing efficiency.
    • The micromixer exhibited a low pressure drop (<10 KPa at 100 µL/min).
    • Mixing behavior transitioned from diffusion-dominant at low flow rates to convection-dominant at high flow rates, similar to Taylor dispersion.

    Conclusions:

    • The developed in-plane passive micromixer demonstrates superior mixing performance and low pressure drop.
    • Its simple structure facilitates easy fabrication and integration into microfluidic devices and micro-total analysis systems (µ-TAS).
    • The micromixer is a promising component for lab-on-a-chip applications requiring efficient fluid manipulation.