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Research

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Acoustofluidics dynamics

Micro particle manipulation

Principle
  • Micro-particle manipulation using surface acoustic wave (SAW)
Research contents
  • Removal of micro/nano particles in fluidic channel
  • Diversify particle alignment through modulation of signals
  • Improving physical properties using acoustic wave agglomeration of particles

  • Particle Removal

  • How SAW works?

  • Particle Alignment

  • Manipulation of various types of particles in various forms

Acoustofluidics active mixer (Tube)

Principle
  • Active mixing by utilizing surface acoustic wave (SAW)
Research contents
  • Changing arrangement of SAW device, amplitude, frequency, and so on
  • Understanding the forces required for mixing that vary with particle size

    Pressure field & Streaming inside channel by COMSOL

  • Active liquid mixing in a channel using SAW

Acoustofluidic active mixer (Droplet)

Principle
  • Active mixing by utilizing surface acoustic wave (SAW)
Research contents
  • Mixing droplet by applying SAW to half part of the droplets
  • Circulatory flow reorganizing actin filaments into actin meshwork or bundle structures

  • Real image of droplet mixing

  • Experiment setup of droplet mixing

  • Microparticle mixing

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