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\section*{Communications}

\subsection*{Oral}

\item[1] ``A Comprehensive Exploration of Optical Properties of Tri-Doped GdAlO3:Sm2+, Er2+, Cr3+ for Diverse Applications Across Multiple Disciplines'', M. Bessaoud, I. Elhamdi, H. Souissi, E. Dhahri, S. Kammoun,  B.\,F.\,O. Costa, E- Lopez-Lag, 7th International Conference on Smart Materials and Spectroscopy, Monastir, Tunisia, 4 - 6 July (2024).

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