Author Affiliations

Alessandro Tuniz,^1,2,* Oliver Bickerton,^1,2 Fernando Diaz,¹ Thomas Käsebier,³ Stefanie Kroker,⁴ Ernst B. Kley,³ Stefano Palomba,^1,2 and C. Martijn de Sterke^1,2

¹Institute of Photonics and Optical Science, School of Physics, The University of Sydney, NSW 2006 Australia

²The University of Sydney Nano Institute, The University of Sydney, NSW 2006, Australia

³Institute of Applied Physics, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, 07743 Jena, Germany

⁴Physikalisch-Technische Bundesanstalt, Bundesallee 100, 38116 Braunschweig, Germany

^*Corresponding author: alessandro.tuniz@sydney.edu.au