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  • To understand flow-induced microstructure and its rheological properties
  • To understand rheological phenomena of particulate suspensions in complex flow fields
  • To link between micro-scale and macro-scale dynamics using computer simulation
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Shear.jpg

  • Observation of shear banding by numerical simulation
  • Link shear instabilities with microstructures
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Rotating Couette geometry

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Average tangential velocity
profile (φ=0.35, Ω=0.1)

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  • Investigation of DNA molecular dynamics by numerical simulation
  • DNA mobility under the electric field
  • Motion of short and long DNA chains in various nanofilter
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Short DNA motions in nanofilter

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Reduced mobility of 3 bead-rod in 4 channels at various Pe.

Stochastic.jpg

  • Dynamics of colloidal particles with hydrodynamic interaction
  • Useful mesoscale simulation tool to investigate the dynamics of fluctuating solvent
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Schematic figure of SRD-MD

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Spinodal decomposition of ternary mixtures
(two-immiscible fluids with colloidal particle)

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  • Local flow disturbance and particle structure evolution under various interparticle force and flow condition.
contraction1.jpg

sim.jpg

  • Particles at fluid-fluid interface
  • Tangential frictional force plays an importantrole in structure formation
sim2d.jpg
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