嫦娥六号月球样品最新研究成果发布 揭开月背“神秘面纱”

Core Insights - The Chang'e 6 mission has revealed new findings about lunar basalt samples, indicating a "super-reduced" state of the lunar mantle, enhancing understanding of the Moon's internal composition and evolution [1][2] Group 1: Lunar Mantle Research - The lunar mantle, which is over 1000 kilometers thick and constitutes more than half of the Moon's volume, is a source of magma activity and volcanic eruptions, influencing lunar evolution [2] - The "super-reduced mantle" suggests that the elements within it tend to exist in lower oxidation states, indicating a more primitive state or a reduction process possibly caused by large impacts [2][4] - The research indicates that the mantle samples from the far side of the Moon are drier, poorer, and more reduced compared to those from the near side, providing new insights into the differences between the two lunar hemispheres [2][6] Group 2: Scientific Impact and Applications - The findings not only represent a significant scientific breakthrough but also have implications for planetary science and the assessment and utilization of lunar resources [6] - The research on lunar samples has shifted from traditional geological analysis to engineering applications, including in-situ resource utilization and lunar regolith brick-making [10] - Numerous engineering research institutions are now involved in lunar sample applications, focusing on material properties and technology development to support future lunar exploration missions [10][12] Group 3: Sample Distribution and Research Process - As of now, the National Space Administration has distributed nine batches of lunar research samples totaling 125.42 grams, with applications from various international institutions [7][9] - The application process for lunar samples involves a strict review by an expert committee, with a typical duration of about five months from application to distribution [9] - The demand for lunar samples is increasing, driven by upcoming missions such as crewed lunar landings and the establishment of lunar research stations [12]