The aim of this thesis was the precise determination of basic stellar parameters and metal abundances for a sample of 15 ionizing stars of gaseous nebulae. Strategic lines of metals for the expected parameter range are ...

Folgend dem Experiment der “Frankfurter Schule” angeführt durch Adorno und Horkheimer mittels ihrer “F (Fascist) Skala” auf intellektuell-rationaler Ebene wird in der vorliegenden Arbeit die Einführung einer neuen Grundannahme ...

In this work, different plasmonic nanostructures were fabricated, investigated using various methods and tested for their sensing abilities. Firstly, nanoscopic Yagi-Udaantennas were fabricated, whose working principle ...