1. Materials Science and Engineering Group
2. Department of Chemistry
3. Faculty of Science
4. Taif University
5. 888 Hawiya
6. Ain Shams University
7. Cairo
8. Egypt
9. Department of Electrochemistry, Corrosion and Materials Engineering
10. Chemical Faculty
11. Gdańsk University of Technology
12. 80-233 Gdańsk
13. Poland