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Dr Alex Routh

Dr Alex Routh

Reader in Colloid Science (CEB, BPI)


Specialist research areas

Complex Fluids:

 

Colloids

    • rheology, drying and low Re hydrodynamics

Emulsions

    • rheology, drying and low Re hydrodynamics

Suspensions


Convection:

 

Marangoni convection

    • thin films with different components resulting in surface tension gradients and stability issues

Drops and Bubbles:

 

Drops

    • shape formation in ink-jet printed droplets

Interfacial Flows:

 

Capillary flows

    • drying of thin films and the resulting hydrodynamics

Contact lines

    • drying of thin films and the resulting hydrodynamics

Fingering instability

    • drying of thin films and the resulting hydrodynamics

Thin films

    • drying of thin films and the resulting hydrodynamics

Low-Reynolds-number Flows:

 

Lubrication theory

Porous media

    • flow of polymers in porous media for enhanced oil recovery (EOR)

Mathematical Foundations:

 

Navier-Stokes equations


Non-Newtonian Flows:

 

Polymers

Rheology

Viscoelasticity


Nonlinear Dynamical Systems:

 

Fractals

    • aggregation of colloidal systems

Phase Change:

 

Condensation/evaporation


Collaborators outside this directory

Application Areas

 

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Energy

    • Fossil fuels

Manufacturing

    • Chemicals & materials

Processing

    • Drying

Transport

    • Automotive

Techniques

 

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Analytical

Physically-based

    • Dimensional analysis
    • Scaling arguments
    • Reduced models

Approximate methods

    • Perturbation techniques

Numerical

Grid-based

    • Direct numerical simulation

Localised

    • Finite element modelling

Experimental

Scale

    • Lab-scale

Visualisation techniques

    • Tracer injection