1. EPFL Swiss Federal Institute of Technology, Institute of Electrical Engineering, SCI STI LT, Station 11, CH-1015 Lausanne, Switzerland
2. InPhoTech Sp. z o.o., 400A Poznanska St., Ozarow Mazowiecki 05-850, Poland
3. Institute of Micromechanics and Photonics, Warsaw University of Technology, Św. A. Boboli 8 St., 02-525 Warsaw, Poland
4. Polish Centre for Photonics and Fibre Optics, Racławickie St. 8/12, 20-037 Lublin, Poland
5. Faculty of Physics, Warsaw University of Technology, Warsaw 00-662, Poland