【新华社】“观天逐日”——探秘四川稻城大科学装置

Core Insights - The article highlights the significant advancements in cosmic ray observation and solar monitoring technologies in China, particularly through the establishment of the LHAASO (High Altitude Cosmic Ray Observatory) and the Ring Array Solar Radio Telescope [9][10][12][14]. Group 1: LHAASO Developments - LHAASO, located at an altitude of over 4,400 meters, covers an area of 1.36 square kilometers and has made a groundbreaking discovery regarding the formation of cosmic ray "knee," providing key observational evidence [9][10]. - The observatory is equipped with nearly 10,000 detectors utilizing four advanced detection technologies, enabling it to capture cosmic ray particles effectively [12][13]. - LHAASO has achieved significant milestones, including the observation of the highest energy gamma photons and the identification of the first super cosmic ray source, marking a leap in China's cosmic ray research capabilities [18][21]. Group 2: Ring Array Solar Radio Telescope - The Ring Array Solar Radio Telescope, consisting of 313 six-meter antennas, is designed to monitor solar activities that impact space weather, providing critical forecasting capabilities [14][15]. - In September 2023, the telescope successfully predicted a solar eruption event, demonstrating its ability to provide timely warnings with an error margin of less than 1.16 hours [14]. - The telescope's construction reflects significant technological advancements, including real-time monitoring of thousands of optical fiber interfaces to ensure precise alignment of antennas [18][21]. Group 3: Research Environment and Infrastructure - The high-altitude location of Daocheng County offers optimal conditions for astronomical observations, attracting numerous scientists and researchers to the area [10][12]. - The construction of these large scientific facilities has faced challenges due to harsh environmental conditions, but the rapid development has showcased China's commitment to advancing scientific research [20][21]. - The collaborative efforts among various research institutions and universities have led to significant technological innovations, enhancing the capabilities of both LHAASO and the Ring Array [21].