Exploring the dust grain size and polarization mechanism in the hot and massive Class 0 disk IRAS 16293-2422 BJoaquin Zamponi, María José Maureira, Hauyu Baobab Liu, Bo Zhao, Dominique Segura-Cox, Chia-Lin Ko and Paola CaselliA&A, 682 (2024) A56DOI: https://doi.org/10.1051/0004-6361/202244628