work Subaqueous Barchan Dunes Formation and dynamics of barchan dunes under turbulent water flow — lab experiments Windblown Ripples at Mars-Like Pressures Low-pressure wind tunnel experiments revealing the origin of Mars's large windblown ripples — MARSWIT experiments. Numerical Simulations of Sand Dunes CFD-DEM simulations of sand dunes revealing grain-scale dynamics inaccessible to experiments Dust Transport on Earth and Mars Experimental and numerical investigations of dust settling and vertical transport under Earth-to-Mars atmospheric conditions. Acoustic Control of Separated Shear Layers at Low Reynolds Numbers Sound excitation to control laminar separation bubble formation over a NACA 0018 airfoil at low Reynolds numbers