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【新华社】全球首台!揭秘精确测量太阳磁场的望远镜
Xin Hua She· 2025-10-20 02:25
Core Insights - The AIMS telescope, a groundbreaking instrument for measuring solar magnetic fields in the mid-infrared spectrum, has successfully passed its project acceptance, marking a significant advancement in solar observation technology [2][4][6] Group 1: Technological Breakthroughs - The AIMS telescope allows for direct measurement of solar magnetic fields, overcoming a century-old limitation of relying on indirect calculations through visible light [4] - By utilizing a 12.3-micron mid-infrared wavelength and a narrowband Fourier spectrometer, the telescope achieves a measurement precision better than 10 Gauss, significantly enhancing the accuracy of solar magnetic field measurements [4] - All components of the AIMS telescope, including the infrared spectrometer and cooling system, are domestically produced, showcasing China's capabilities in astronomical instrument innovation [4] Group 2: Engineering Challenges - Constructing the telescope at an altitude of 4,000 meters posed significant logistical and engineering challenges, including the transportation of materials and the establishment of living conditions for the research team [5] - The team faced issues with optical quality due to low temperatures, requiring extensive troubleshooting and modifications to the equipment [5] - Interference from electromagnetic signals during the operation of the Fourier spectrometer was resolved through rigorous filtering and grounding techniques, leading to the successful capture of solar spectra in July 2023 [5] Group 3: Future Applications - The AIMS telescope is expected to enhance the understanding of solar eruptions and their mechanisms, providing critical data for predicting solar activity and improving space weather forecasts [6] - The ability to predict solar events days in advance will be crucial for satellite operations and power grid management, emphasizing the importance of understanding solar magnetic fields [6] - The development of the AIMS telescope represents a significant leap in international capabilities for mid-infrared solar magnetic field observation, contributing to both scientific research and societal applications [6]