Core Insights - The Jiangmen Neutrino Experiment (JUNO) has successfully completed the infusion of 20,000 tons of liquid scintillator and has officially begun data collection, marking a significant milestone in particle physics research [1][2] - This experiment is the first of its kind in the world to operate a large-scale and high-precision neutrino-specific scientific facility, aimed at addressing the fundamental question of neutrino mass ordering [1][2] Group 1 - The JUNO experiment is a major international collaboration led by the Institute of High Energy Physics of the Chinese Academy of Sciences, involving approximately 700 researchers from 74 institutions across 17 countries and regions [2] - The detector is located 700 meters underground in Jiangmen, Guangdong Province, and is capable of detecting neutrinos produced by nearby nuclear power plants, allowing for high-precision measurements of their energy spectrum [1] - The successful operation of JUNO is expected to pave the way for determining the mass hierarchy of neutrinos, which is a fundamental parameter influencing the evolution of the universe [1][2] Group 2 - The experiment's initial data collection has shown that key performance indicators of the detector have met or exceeded design expectations, enabling advanced research on neutrinos from various cosmic sources [1] - The research will open new avenues for exploring unknown physics, including the search for sterile neutrinos and proton decay [1]
【人民日报】江门中微子实验大科学装置正式运行
Ren Min Ri Bao·2025-08-27 00:36