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Capillary-based Centrifugal Microfluidic Device for Size-controllable Formation of Monodisperse Microdroplets
Published on: February 22, 2016
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Complex-shaped three-dimensional multi-compartmental microparticles generated by diffusional and Marangoni microflows
Masayuki Hayakawa1, Hiroaki Onoe2, Ken H Nagai3
1Department of Computational Intelligence and Systems Science, Tokyo Institute of Technology, Yokohama, Kanagawa, 226-8502, Japan.
Scientific Reports
|February 11, 2016
Summary
We developed a versatile method to create complex-shaped, three-dimensional, multi-compartmental (3D-MC) microparticles using microfluidic devices. This technique allows for tunable microparticle shapes for diverse applications in science and engineering.
Area of Science:
- Materials Science
- Microfluidics
- Biomedical Engineering
Background:
- Complex-shaped microparticles are gaining attention for applications in self-assemblies, micromachines, and biomedical and environmental engineering.
- Existing methods for microparticle generation may lack versatility in shape complexity and control.
Purpose of the Study:
- To report a versatile method for generating complex-shaped three-dimensional multi-compartmental (3D-MC) microparticles.
- To demonstrate control over microparticle shape through manipulation of microflows.
Main Methods:
- Utilized a simple centrifugal microfluidic device.
- Generated microdroplets from a thin capillary tip.
- Leveraged 3D nonequilibrium-induced microflows (Marangoni and diffusional flows) for microparticle formation.
- Tuned microparticle shapes via partial compartment dissolution and precursor microdroplet deformation.
Main Results:
- Successfully generated complex-shaped 3D-MC microparticles.
- Demonstrated tunability of microparticle shapes by controlling 3D microflows.
- Showcased a versatile method applicable to various scientific and technological fields.
Conclusions:
- The developed method offers a versatile approach for creating complex-shaped 3D-MC microparticles.
- This technique has broad potential applications in nanoscience, microscience, and related technologies.
