1. Catalan Institute of Nanoscience and Nanotechnology (ICN2), Edifici ICN2, Campus UAB, 08193 Bellaterra, Barcelona, Spain
2. Department of Chemical Engineering, School of Engineering, Universitat Autònoma de Barcelona, Campus UAB, 08193 Bellaterra, Barcelona, Spain
3. MackGraphe-Mackenzie Institute for Research in Graphene and Nanotechnologies, Mackenzie Presbyterian University, Consolação Street 930, 01302-907 São Paulo, Brazil
4. Department of Material Science, Universitat Autònoma de Barcelona, Campus UAB, 08193 Bellaterra, Barcelona, Spain
5. Faculty of Bioscience and Technology for Food, Agriculture and Environment, University of Teramo, via Renato Balzarini 1, 64100 Teramo, Italy
6. Catalan Institution for Research and Advanced Studies (ICREA), Passeig de Lluís Companys, 23, 08010 Barcelona, Spain