1. Refractories,
Ceramics and Building Materials Department, National Research Centre, 12311 Cairo, Egypt
2. Department
of Chemistry, Faculty of Sciences and Arts, Khulais, King Abdulaziz University, Jeddah 21589, Saudi Arabia
3. Laboratoire de Science des Procédés Céramiques
et Traitements de Surface, SPCTS UMR 7315 CNRS, European Ceramic Centre (CEC), 12 Rue Atlantis, 87068 Limoges, France