1. QLAB Private Company, Research & Development, Quality Control and Testing Services, 57008 Thessaloniki, Greece
2. Institute of Nanoscience and Nanotechnology, National Center of Scientific Research “Demokritos”, 15310 Athens, Greece
3. Department of Materials Science and Engineering, University of Ioannina, 45110 Ioannina, Greece
4. Biogas Lagada SA, 677 Parcel, Kolchiko, 57200 Lagadas, Greece
5. School of Chemical Engineering, National Technical University of Athens, Zografou Campus, 9, Iroon Polytechniou Str., Zografou, 15780 Athens, Greece
6. Laboratory of Environmental Fuels/Biofuels and Hydrocarbons, Chemical Process and Energy Resources Institute, CERTH, 57001 Thessaloniki, Greece