I. Experimental research concerning transonic, subsonic aerodynamic and heat transfer

• Shock wave boundary layer interaction
• Flow control: separation and transition control
• Modeling of the transpiration flow through perforated plates.
• Cooling of gas turbine blades, endwalls and casings
• Unsteady shock wave behavior

II. Small and large scale wind energy, Aerodynamics and Construction

• Investigations of wind turbines characteristic
• Modal analysis of wind turbine blades and towers