1. School of Material Sciences and Engineering
2. Hebei University of Technology
3. Tianjin 300130
4. PR China
5. School of Physics and Electronic Engineering
6. Condensed Matter and Sustainable Development Laboratory
7. Physics Department
8. University of Sidi-Bel-Abbès
9. 22000 Sidi-Bel-Abbès
10. Algeria
11. Laboratoire de Physique Quantique
12. de la Matière et de la Modélisation Mathématique (LPQ3M)
13. Université de Mascara
14. Mascara 29000
15. Chongqing Normal University
16. Chongqing 400044