Djelloul Abdelkader2024-02-162024-02-162006http://dspace.univ-khenchela.dz:4000/handle/123456789/1313enPeculiarity of the Cathodoluminescence of Αlpha- Alumina Prepared by Calcination of Gibbsite Powder or Generated by Oxidation of a Metallic FeCrAl AlloyArticle