1. Physico‐Chemistry of Advanced Materials Laboratory University of Djillali Liabes Sidi Bel‐Abbes Algeria
2. Department of Physics, Faculty of Exact Sciences University of Djillali Liabes Sidi Bel‐Abbes Algeria
3. Laboratoire physique de dispositifs des semi conducteurs Université Tahri Mohammed Béchar Algeria
4. Faculty of Technology University of Dr. Moulay Tahar Saida Algeria
5. Department of Physics, Faculty of Exact Sciences and Informatics Hassiba Benbouali University of Chlef Ouled Fares Algeria
6. Magnetic Materials Laboratory, Faculty of Exact Sciences Djillali Liabes University of Sidi Bel‐Abbes Sidi Bel Abbès Algeria