1. Institute for Particle TechnologyTechnische Universität Braunschweig Volkmaroder Straße 5 38104 Braunschweig Germany
2. Institute for Applied Materials Electrical and Electronic Engineering (IAM-WET)Karlsruhe Institute of Technology (KIT) Adenauerring 20b 76131 Karlsruhe Germany
3. Institute of Mechanical Process Engineering and MechanicsKarlsruhe Institute of Technology (KIT) Straße am Forum 8 76131 Karlsruhe Germany