Today, Thursday, July 10, 2025, Faculty of Science at Tanta University hosted the Defense of the PhD Dissertation submitted by researcher Khaled Marzouk Shafik Wahdan from the Department of Chemistry. The thesis is titled "Preparation, Extensive Spectroscopic Studies, and Biological Activity Evaluation of Metal Complexes with Some Oxygen- and Nitrogen-Containing Organic Ligands." The defense was held in the Seminar Hall of the Department of Physics.

7/13/2025