At CERN Nikhef researches particle physics. Nikhef is part of the ATLAS, ALICE and LHCb collaborations.
At (Advanced) Virgo Nikhef researches Gravitational Waves
At XENON1T at the Gran Sasso laboratory Nikhef does research into Dark Matter.
At the Pierre Auger Observatory Nikhef does research into cosmic rays.
At KM3NeT Nikhef does research into neutrinos.