## Fluid mechanics research

- Theory and modeling of passive-scalar transport by turbulent fine scales.
- Subgrid-scale models for near-wall turbulence.
- Large-eddy simulation of shock-driven turbulence.
- Generation of turbulence and effect of geometry in Richtmyer–Meshkov instability.
- Multiscale modeling and subgrid extension in large-eddy simulation.
- Physical structure of turbulence inertial-range structures.
- Direct numerical simulation and modeling of mixing in variable-density turbulent flows.

## Space research

- Fluid dynamics at the mean-free path scale.
- Statistical models of gas-surface interaction.
- Rarefied gas dynamics.