Author Affiliations

M. Wegener,^1,* M. Deubel,¹ C. Enkrich,¹ M. Hermatschweiler,¹ A. Blanco,² D. C. Meisel,² S. Linden,² G. von Freymann,² S. Pereira,³ K. Busch,⁴ C. M. Soukoulis,⁵ A. Kaso,⁶ S. John,⁶ and G. A. Ozin⁷

¹Institut für Angewandte Physik, Wolfgang-Gaede-Straße 1, Universität Karlsruhe (TH), D-76131 Karlsruhe, Germany

²Institut für Nanotechnologie, Forschungszentrum Karlsruhe in der Helmholtz-Gemeinschaft, D-76021 Karlsruhe, Germany

³Centre d’Optique, Photonique et Laser, Département de Génie Électrique et de Génie Informatique, Université Laval, Sainte-Foy, QC G1K 7P4, Canada

⁴Department of Physics and College of Optics & Photonics: CREOL and FPCE, University of Central Florida, Orlando, Florida 32816, U.S.A.

⁵Ames Laboratory and Department of Physics and Astronomy, Iowa State University, Ames, Iowa 50011, U.S.A.

⁶Department of Physics, University of Toronto, 60 St. George Street, Toronto, Ontario, M5S 1A7, Canada

⁷Materials Chemistry Research Group, Department of Chemistry, University of Toronto, 80 St. George Street, Toronto, Ontario, M5S 3H6, Canada

^*Corresponding author: martin.wegener@physik.uni-karlsruhe.de