Author Affiliations

Alina A. Manshina,^*,1 Anastasiya V. Povolotskaya,² Yuriy V. Petrov,³ Elena Willinger,⁴ Marc-Georg Willinger,^4,5 Peter Banzer,⁶ and Gerd Leuchs^6,7,8

¹Institute of Chemistry, St. Petersburg State University, Universitetskii pr. 26, St. Petersburg, 198504, Russia.

²Center for Optical and Laser Materials Research, Research Park, St. Petersburg State University, Ulianovskaya St. 5, St. Petersburg, 198504, Russia.

³Faculty of Physics, St. Petersburg State University, Ulianovskaya St. 1, St. Petersburg, 198504, Russia

⁴Department of Inorganic Chemistry, Fritz Haber Institute of the Max Planck Society, Berlin, D-14195, Germany

⁵Department of Colloid Chemistry, Max-Planck Institute of Colloids and Interfaces, Golm, D-14424, Germany

⁶Max-Planck Institute for the Science of Light, Staudtstr. 2, Erlangen, D-91058, Germany.

⁷Department of Physics, University Erlangen-Nürnberg, Staudtstr. 7 / B2, D-91058 Erlangen, Germany

⁸Department of Physics, University of Ottawa, 25 Templeton Str., Ottawa, ON, K1N 6N5, Canada

^*Corresponding author: a.manshina@spbu.ru