Temperature dependence of LiTaO3 refractive index: Correction of Sellmeier equation Safia Mohand ousaid, Kai-H. Chang, Lung-H. Peng and Azzedine Boudrioua EPJ Web Conf., 287 (2023) 05021 Published online: 18 October 2023 DOI: 10.1051/epjconf/202328705021