Author Affiliations

Helge Gehring,^1,* Matthias Blaicher,² Alexander Eich,¹ Wladick Hartmann,¹ Paris Varytis,^3,4 Kurt Busch,^4,5 Carsten Schuck,¹ Martin Wegener,^5,6 and Wolfram H.P. Pernice^1,*

¹Institute of Physics, University of Münster, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany

²Institute of Microstructure Technology (IMT), Karlsruhe Institute of Technology (KIT), Hermann-von-Helmholtz-Platz 1, 76344 Eggenstein-Leopoldshafen, Germany

³Humboldt-Universität zu Berlin, Institut für Physik, AG Theoretische Optik & Photonik, Newtonstr. 15, 12489 Berlin, Germany

⁴Max-Born-Institut, Max-Born-Str. 2A, 12489 Berlin, Germany

⁵Institute of Nanotechnology, Karlsruhe Institute of Technology (KIT), 76021 Karlsruhe, Germany

⁶Institute of Applied Physics, Karlsruhe Institute of Technology (KIT), 76128 Karlsruhe, Germany

^*Corresponding author: helge.gehring@uni-muenster.de, wolfram.pernice@uni-muenster.de