1. Institute of Nanoscience and Nanotechnology; NCSR Demokritos; Agia Paraskevi Attikis 153 10 Athens Greece
2. Abengoa Research, C/Energía Solar n° 1; Campus Palmas Altas; 41014 Sevilla Spain
3. Institute of Macromolecular Chemistry; AS CR; Heyrovsky Square 2, 162 06 Prague 6 Czech Republic
4. Faculty of Electrical Engineering; University of West Bohemia, RICE; Univerzitni 8 30614 Plzen Czech Republic
5. Department of Chemical Engineering; University of Patras; 26504 Rion Greece