Optical properties of quantum dots:
Coherent optical control of charge and spin
Nonlinear optics and quantum optics
Spin-dependent optical response (Kerr rotation etc.)
Double quantum dots and quantum dot arrays:
Quantum optical properties; collective effects; superradiance
Interplay of radiative and phonon-related effects
Excitation transfer, dissipative tunneling and other phonon-related effects
Decoherence processes in semiconductor nanostructures:
Quantum kinetics of carrier-phonon interactions
Phonon-related effects in optical experiments
Spin dephasing and relaxation