1. University of Zilina,Dept. Multimedia and information-Communication Technologies,Zilina,Slovakia
2. Carleton University,Dept. Electronics,Ottawa,Canada
3. Universite Paris-Saclay,Centre de Nanoscience et de Nanotechnologies, CNRS,Palaiseau,France
4. National Research Council,Ottawa,Canada
5. Optiwave Systems, Inc.,Ottawa,Canada