Specialist research areas

Complex Fluids:

 

Granular media

• collapses, segregation, Richtmyer-Meshkov instability, fluid interactions

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Convection:

 

Buoyancy-driven instability

• Rayleigh-Taylor instability; Richtmyer-Meshkov instability

Plumes/thermals

• plume properties, applications to atmospheric convection

Taylor-Couette flow

• stratified Taylor-Couette flow

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Drops and Bubbles:

Breakup/coalescence

• dissolved air flotation; bubble growth

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Geophysical Flows:

 

Baroclinic flows

• rotating hydraulics, eddies, baroclinic instability

Coastal engineering

• flushing of embayments

Geostrophic turbulence

• turbulence in rotating, stratified fluids

Gravity currents

• effects of geometry, stratification, suspended particles, topography

Hydraulic control

• effects of rotation, multi-layer

Internal waves

• lee waves, internal wave attractors, interaction with shear layers, parametric subharmonic instability

Mixing and dispersion

• mixing efficiency, identification of mixing events, mixing mechanisms

Rotating flows

• rotating turbulence, rotating plumes, rotating hydraulics

Sediment transport

• turbidity currents; re-suspension

Stratified flows

• turbulence and mixing

Waves in rotating fluids

• role of inertial waves in rotating turbulence

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Interfacial Flows:

 

Fingering instability

• in rapidly rotating systems

Thin films

• reactions in rapidly rotating systems; decontamination

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Mixing:

 

Turbulent mixing

• stratified turbulence and mixing efficiency

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Multiphase and Particle-laden Flows:

 

Particle/fluid flow

• re-suspension; bubble-floc interactions; droplet-granular material interaction

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Turbulent Flows:

 

Rotating turbulence

• decay; role of inertial waves

Shear layer turbulence

• stratified shear flows, inclined duct experiments

Stratified turbulence

• source-sink driven turbulence, inclined duct and mixing box experiments

Turbulent convection

• plumes, thermals, jets and fountains

Wave-turbulence interactions

• internal wave generation by turbulence

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Vortex Flows:

 

Vortex interactions

• vortex ring interaction with stratification; interaction with particle beds

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Waves/Free-surface Flows:

 

Faraday waves

• reactive flows and materials processing

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