Dr. Kahouadji has a PhD in physics, option: physics of materials since April 2017, teacher researcher at A.Mira university of Bejaia –Algeria-, faculty of technology. He is working on nanomaterials based on rare earth orthophosphates in collaboration with two laboratories: Laser Department/ Nuclear Research Centre of Algiers (CRNA), Vinča Institute of Nuclear Sciences, University of Belgrade. Since approximately 7 years his research is entirely devoted to the development of luminescent materials and scintillators for medical and nuclear applications . He has managed 4 master project as director and 1 PhD thesis in progress. He has published more than 18 international papers. He is Editorial Board Member in International Journal of Materials Science and Applications (IJMSA).and Journal of Modern Polymer chemistry and Materials, Reviewer for Advances in Science, Technology and Engineering Systems Journal (ASTES). has about 6 international and 3 national oral communications.