Scientific workshops ARIEL Kick-off meeting September 11-12, 2019 Fondation Universitaire, Rue d'Egmont 11, 1000 Bruxelles ARIEL First scientific workshop and progress meeting March 7-11, 2022 joint meeting with SANDA project online, organized by JRC and CIEMAT ARIEL Second scientific workshop and progress meeting March 15-16, 2023 organized by NPL ARIEL Final scientific workshop January 17-19, 2024 organized by IJCLAB, Orsay