1. University of Sfax-Faculté des Sciences de Sfax-LMSE; BP 802-3018 Sfax Tunisia
2. Laboratoire de Chimie Organométallique et Macromoléculaire-Matériaux Composites; Faculty of Sciences and Technologies of Marrakesh; Cadi Ayyad University; Avenue Abdekrim Elkhattabi BP549 Marrakesh Morocco
3. The International School of Paper; Print Media and Biomaterials (Pagora); Grenoble Institut of Technology; CS10065; 38402 Saint Martin d'Hères Cedex France