Solid materials for quantum optics, especially "dark resonance" excitation
Materials and techniques for resonant nonlinear optics
Phase-conjugate-based turbulence aberration and compensation
Spectral holeburning materials and techniques for ultra-dense memories and high temperature operation
Quantum computing in solid materials
Quantum communication and teleportation in trapped atoms
Holographic optical memory materials
Smart pixels devices
Optical correlators
Photorefractive applications
Atomic clocks
Laser trapping and cooling.