Quantum Optics, Atomic and Molecular Spectroscopy, Optical Microscopy, Fast 4D-Imaging on living Biosystems, High Resolution Laser Spectroscopy, Optical Analytics, Trace Analysis, Chemometrics, Dynamics of laser induced cavitations and shocks, Ultrafast Imaging, Dynamical Phenomena and Interactions on Surfaces, Light-Matter-Interaction in Laser induced Plasmas, Optical Diagnosis of Biological Tissues, Raman Confocal Microscopy