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Related Concept Videos

Steady, Laminar Flow Between Parallel Plates01:17

Steady, Laminar Flow Between Parallel Plates

430
Understanding steady, laminar flow between parallel plates is essential for analyzing and designing flow in narrow rectangular channels, commonly found in various water conveyance and drainage systems. The Navier-Stokes equations govern fluid motion and are generally challenging to solve due to their nonlinearity. However, simplifications are possible in certain cases, like the steady laminar flow between parallel plates. For this scenario, we assume steady, incompressible, laminar flow.
430

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Double Emulsion Generation Using a Polydimethylsiloxane PDMS Co-axial Flow Focus Device
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A Monolithic 3D Printed Axisymmetric Co-Flow Single and Compound Emulsion Generator.

Amirreza Ghaznavi1, Yang Lin2, Mark Douvidzon3

  • 1Department of Mechanical and Industrial Engineering, University of Illinois at Chicago, Chicago, IL 60607, USA.

Micromachines
|February 25, 2022
PubMed
Summary

This study introduces a 3D printed microfluidic droplet generator for creating single and compound emulsions. The accessible device offers a user-friendly and cost-effective solution for generating various emulsions, including bio-emulsions.

Keywords:
3D printingcompound dropletsemulsion generatormicrofluidic devicemicrofluidics

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Area of Science:

  • Microfluidics
  • Biotechnology
  • Materials Science

Background:

  • Microfluidic devices are crucial for precise fluid manipulation.
  • Traditional fabrication methods can be complex and costly.
  • There is a need for accessible and user-friendly droplet generation systems.

Purpose of the Study:

  • To develop a cost-effective and user-friendly microfluidic droplet generator.
  • To demonstrate the capability of producing single and compound emulsions.
  • To showcase the fabrication of bio-emulsions using 3D printing technology.

Main Methods:

  • Utilized a 3D axisymmetric co-flow structure for droplet generation.
  • Employed a cost-effective and user-friendly 3D printing process for device fabrication.
  • Characterized droplet size, generation frequency, and emulsion structures using deionized water and mineral oil.

Main Results:

  • Successfully generated single and compound emulsions with controlled features.
  • Demonstrated the feasibility of producing bio-emulsions, including alginate and collagen droplets.
  • Verified the performance and characteristics of the generated emulsions.

Conclusions:

  • The monolithic 3D printed device provides an accessible and easy-to-use platform for droplet generation.
  • This technology can be widely adopted for various emulsion applications.
  • The study highlights the potential of 3D printing in advancing microfluidic device fabrication.