JUNO Neutrino Research Facility Completes Detector Filling
JUNO completed 20,000-ton detector filling on August 26, 2024 JUNO proposed in 2008 by Chinese Academy of Sciences Construction started in 2015 after 2013 approval Detector has 35.4m acrylic sphere and 20,000 PMTs Wang Yifang called completion a landmark achievement Research spans up to 30 years Focus on neutrino mass ordering and physics.