1. PPRIME Institute, UPR 3346 CNRS – University of Poitiers, ENSMA, IUT, Angoulême, France
2. Environnement Recycling, Ecopôle, ZAC de Maupertuis, Domérat, France
3. Faculty of Physics, West University, Timisoara, Romania
4. Faculty of Engineering and Health Management, University of Lille, Loos, France