1. Department
of Chemistry, Faculty of Science, Beni-Suef University, 62511 Beni-Suef, Egypt
2. Materials
Science Lab, Chemistry Department, Faculty of Science, Beni-Suef University, 62511 Beni-Suef, Egypt
3. Polymer
Research Lab, Department of Chemistry, Faculty of Science, Beni-Suef University, 62511 Beni-Suef, Egypt
4. Materials
Science and Nanotechnology Department, Faculty of Postgraduate Studies
for Advanced Sciences, Beni-Suef University, 62511 Beni-Suef, Egypt