1962-1968: Ionized gas dynamics.

    • Structure of a shock wave in ionized gases. Ionized gas boundary layers.
    • High temperature plasmas created by lasers.

1968-1977: Biofluid mechanics.

    • Peristaltic flow in the ureters.
    • Blood flows in arteries, circulatory assistance by intraaortic balloon pumping.
    • Gas flows in the lungs.
    • Blood rheology and blood flows in capillaries.
    • Cardiovascular impedance and mercury strain gage plethysmography.

1978-present: Artificial Organs.

        • Hemodialysis. Hemofiltration. Hemodialfiltration. Plasma separation by membrane. Plasma fractionnation and LDL removal by double filtration.
        • Patient- Hemodialyser interaction. Kinetic modelling of toxin removal. Monitoring of fluid shifts in dialysis patients by bioimpedance.
        • Hemolysis in blood pumps and in plasmapheresis.
        • Development of a bioreactor for liver support.

      1984-present: Membrane Processes.

    • Concentration of milk proteins by ultrafiltration.
    • Clarification of wine, apple juice and brown sugar by microfiltration.
    • Preparation of human albumin by ultrafiltration.
    • Microfiltration of fermentation broths.
    • Waste water treatment by membrane bioreactor.
    • Hydrodynamical methods for membrane fouling control (pulsatile flows, backfiltration, secondary flows, Taylor and DeanVortices).
    • Dynamic filtration (rotating disk module, vibrating membranes)