Electrical conductivity and dielectric properties of Sr doped M-type barium hexaferrite BaFe12O19

Y Marouani; J Massoudi; M Noumi; A Benali; E Dhahri; P Sanguino; M P F Graça; M A Valente; B F O Costa

doi:10.1039/d0ra09465j

Electrical conductivity and dielectric properties of Sr doped M-type barium hexaferrite BaFe₁₂O₁₉

RSC Adv. 2021 Jan 5;11(3):1531-1542. doi: 10.1039/d0ra09465j. eCollection 2021 Jan 4.

Authors

Y Marouani^{1

2}, J Massoudi², M Noumi², A Benali^{1

2

3}, E Dhahri², P Sanguino⁴, M P F Graça³, M A Valente³, B F O Costa¹

Affiliations

¹ University of Coimbra, CFisUC, Physics Department 3004-516 Coimbra Portugal yosramarouani@gmail.com.
² Laboratoire de Physique Appliquée, Faculté des Sciences, Université de Sfax 3000 Tunisia.
³ I3N, PhysicsDepartment, Universityof Aveiro 3810-193 Portugal.
⁴ University of Coimbra, CEMMPRE, Mechanical Engineering Department 3030-788 Coimbra Portugal.

Abstract

The hexaferrite Ba_1-x Sr _x Fe₁₂O₁₉ compounds with x = 0, 0.5 and 1 were synthesized by the autocombustion method. X-ray diffraction (XRD), Raman spectroscopy and transmission electron microscopy (TEM) were used for structural and morphological studies.