1. AG Theoretische Optik & Photonik Humboldt-Universität zu Berlin Newtonstraße 15 12489 Berlin Germany
2. Max-Born-Institut Max-Born-Str. 2A 12489 Berlin Germany
3. Institute of Applied Physics Abbe Center of Photonics Friedrich Schiller University Jena Albert-Einstein-Straße 6 07745 Jena Germany
4. Institute of Solid State Physics Abbe Center of Photonics Friedrich Schiller University Jena Albert-Einstein-Straße 6 07745 Jena Germany
5. Fraunhofer-Insitute for Applied Optics and Precision Engineering Albert-Einstein-Straße 7 07745 Jena Germany