1. Max Born Institute for Nonlinear Optics and Short Pulse Spectroscopy, Max Born Str. 2a, 12489 Berlin, Germany
2. Nano Optics Berlin GmbH, Krumme Strasse 64, 10627 Berlin, Germany
3. Institute of Applied Photonics (IAP) e.V., Rudower Chaussee 29/31, 12489 Berlin, Germany
4. Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Albert-Einstein Strasse 15, 12489 Berlin, Germany