http://cp3.irmp.ucl.ac.be:80/PAI IIHE Calendar - Week of 4/12/2026 http://cp3.irmp.ucl.ac.be:80/PAI/day.php?getdate=20260417&cal=IIHE Fri Apr 17 2026 2:00 PM: IIHE Invited seminar: Fiber optic hydrophones for acoustic neutrin o detection