1. Dr. W. Alkarmo, Dr. F. Ouhib, Dr. A. Aqil, Dr. J.-M. Thomassin, Dr. C. Detrembleur, Prof. C. Jérôme; Centre for Education and Research on Macromolecules; CESAM Research Unit; University of Liege; Sart-Tilman B6a, 13allée du 6 août, B-4000 Liège Belgium
2. Department of Materials and Environmental Chemistry; Stockholm University; Svante Arrheniusvag 16C, 10691 Stockholm Sweden
3. Key Laboratory for Material Chemistry of Energy Conversion and Storage; Ministry of Education; School of Chemistry and Chemical Engineering; Huazhong University of Science and Technology; Wuhan 430074 China
4. GREENMAT; CESAM Research Unit; University of Liège; Sart Tilman B6a, 4000 Liège Belgium