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\section*{Communications}

\subsection*{Oral}

\item[1] ``Experimental and Theoretical Study of Structural Magnetic and Electronic Properties of BaFe12O19'', A.\,A. Hajji, A. Mabrouki, E. Dhahri, B.\,F.\,O. Costa, 7th International Conference on Smart Materials and Spectroscopy, Monastir, Tunisia, 4 - 6 July (2024).

\subsection*{Poster}

\item[2] ``Enhancement of the Magnetocaloric Effect by Deficit in a Site at Room Temperature and Correlation with Transport Properties'', M. Wali, A. Hajji, E. Dhahri, BFO Costa, 7th International Conference on Smart Materials and Spectroscopy, Monastir, Tunisia, 4 - 6 July (2024).

\item[3] ``Elaboration and Structural, microstructural and magnetic caracterisation of Barium Hexaferrite BaFe12O19'', A. Hajji, A. Mabrouki, E. Dhahri, B.\,F.\,O. Costa, 6th International Conference on Smart Materials and Spectroscopy (SMS´2023), Monastir, Tunísia, 5 a 6 Julho 2023 (livro de resumos s.p) (2023).

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