1. Photonics Group, Institute of Physics, Lodz University of Technology, 90-924 Łódź, Poland
2. Department of Photonics, College of Electrical and Computer Engineering, National Yang Ming Chiao Tung University, Hsinchu 30010, Taiwan
3. Photonics Laboratory, Department of Microtechnology and Nanoscience, Chalmers University of Technology, SE-41296 Göteborg, Sweden
4. Institute of High Pressure Physics PAS, 01-142 Warsaw, Poland
5. Nanores Sp. z o.o. Sp. k., 53-317 Wrocław, Poland
6. Department of Semiconductor Materials Engineering, Wrocław University of Science and Technology, 50-370 Wrocław, Poland
7. Institute of Experimental Physics, Faculty of Physics, University of Warsaw, 02-093 Warsaw, Poland
8. Łukasiewicz Research Network − Institute of Microelectronics and Photonics, Al. Lotników 32/46, 02-668 Warsaw, Poland
9. Technical University Berlin, Institute of Solid-State Physics, 10623 Berlin, Germany