1. Laboratory of Mechanics, Materials and Processes, Group of Metal Hydrides, ENSIT (Ex ESSTT); University of Tunis; Tunis Tunisia
2. Department of Physics, University Faculty; Umm-Alqura University; Al-Qunfudah Saudi Arabia
3. Laboratory of Physical Chemistry of Materials; University of Monastir; Monastir Tunisia
4. ICB-LERMPS/FR FCLAB, UTBM, Site de Sévenans; Belfort Cedex France
5. FEMTO-ST, MN2S, UTBM, Site de Sévenans; Belfort Cedex France