The study of solid-liquid interfaces by in-situ STM.- Optical properties of GaN.- InAs/AlSb/GaSb heterostructures.- Electronic properties of diamond surfaces.- Optical properties of quantum wires and dots.- Ab initio calculation of the structure and dynamics of III-V semiconductor surfaces.- High-resolution electron energy-loss spectroscopy of phonons at semiconductor surfaces.- Phonons at hydrogen-terminated Si and diamond surfaces.- Prozeßsimulation: Stand der Technik.- Physical models for semiconductor device simulation.- Boundary and interface conditions of transport equations for device simulation.