Dr. A. Djelloul has completed his HDR, PhD and Magister in physics from the University of Oran (USTO-MB), Algeria. Currently, he is working as a Research Professor in the Research Center in Semiconductors Technology for Energetic (CRTSE), Algiers, Algeria. He has wide experience in Research and Academia concerning "Material Characterization, Nanomaterials, Thin Films and Nanotechnology, Solar cells, Silicon, Laser, Deposition Methods ...». He has published more than 40 articles and presented many papers at reputed national and international conferences (50 conference proceedings). He is a member of many scientific projects, several academic societies and organizations. He is the Principal Guest Editor of several Special Issues in the International Journal of Current Materials Science. He is also an Associate Editorial Board Member, Editorial Board "Section Editor", Editorial Board Member and Reviewer of many international journals. From 2014 to 2025, he had been invited to review over
