半导体晶体

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促晶体材料成果转化,山东大学顶尖实验室与山东产研院“牵手”
Qi Lu Wan Bao· 2025-08-22 12:07
Core Viewpoint - The establishment of a joint laboratory and pilot transformation base between Shandong University and Shandong Industrial Technology Research Institute aims to enhance the competitiveness of Shandong's new generation information technology industry, focusing on crystal materials and micro-nano chips [1][3][5]. Group 1: Collaboration and Objectives - The collaboration will provide market resources and pilot testing facilities to accelerate the commercialization of high-tech achievements [3]. - The focus areas include crystal materials and micro-nano chips, with the goal of strengthening the industrial chain in Shandong [3][5]. - The joint efforts are expected to improve the conversion rate of scientific research achievements and attract high-level innovative talent [9]. Group 2: Institutional Background - Shandong University’s National Key Laboratory for Crystal Materials has made significant advancements in laser crystals, nonlinear crystals, and semiconductor crystals, addressing critical challenges in these fields [5]. - The Shandong Industrial Technology Research Institute, established by the provincial government, aims to serve local and national industry needs, facilitating major innovation projects [5]. Group 3: Event Highlights - The unveiling event included a forum discussing cutting-edge technologies and applications in the field of crystal materials and devices, as well as strategies for deepening industry-academia collaboration [7]. - Seven key projects from Shandong University were presented, showcasing the innovation and industrialization potential of crystal materials in the new generation information technology sector [7]. Group 4: Support and Future Directions - The collaboration is seen as a practical response to national strategies and local development needs, with commitments to resource sharing and joint talent cultivation [9]. - The initiative is expected to create a "fast track" for the acceleration of technology transfer, marking a deep integration of the innovation and industrial chains [9].
太空制造渐入佳境
Ke Ji Ri Bao· 2025-05-25 23:34
Core Insights - The concept of space manufacturing is emerging as a transformative field that combines space exploration with industrial production, potentially revolutionizing how humans produce and utilize resources in space [1][2] Group 1: Market Potential - The space manufacturing industry is projected to reach a market value of $100 billion by 2035, driven by advancements in manufacturing technology and decreasing rocket launch costs [1] - Space manufacturing can produce higher purity materials such as ZBLAN optical fibers and superior semiconductor crystals, which are essential for next-generation technologies [3] Group 2: Benefits of Space Manufacturing - Manufacturing in space can significantly reduce launch costs by allowing components to be produced on-site, thus decreasing the payload burden on rockets [2] - On-demand manufacturing in space enhances mission flexibility and reduces reliance on pre-packaged spare parts, allowing astronauts to create tools and replace components as needed [2] - The microgravity environment facilitates the production of high-purity materials that are difficult to achieve on Earth, leading to advancements in various fields including telecommunications and pharmaceuticals [3] Group 3: Technological Innovations - Autonomous and robotic manufacturing systems are capable of producing various components directly in space, supporting the construction of lunar bases and Mars missions [4] - These advanced systems can operate without human intervention, utilizing smart quality control to detect and repair defects in real-time, thus minimizing material waste [4] Group 4: Challenges Ahead - Key challenges include the economic efficiency of transporting equipment to space and returning finished products to Earth, although companies like SpaceX are making strides in reducing transportation costs [5] - The unique conditions of space, such as microgravity and cosmic radiation, present challenges for material properties and long-term durability, necessitating innovative designs for tools and habitats [5][6]
像“顶竹笋”一样长出晶体(科技自立自强·青年科学家)
Ren Min Ri Bao· 2025-05-06 22:12
Core Viewpoint - The research team led by Professor Liu Kaihui from Peking University has developed a new paradigm for crystal preparation called "lattice mass transfer-interface growth," which significantly enhances the stability and controllability of crystal growth, potentially benefiting the semiconductor industry and integrated circuits [2][7]. Group 1: Crystal Preparation Method - The new method allows materials to grow like "bamboo shoots," improving the speed and uniformity of crystal structure growth, which is expected to enhance chip integration and computing power [2][7]. - The team has successfully prepared 100,000 layers of single-crystal graphene, achieving a thickness increase from 1 micron to 35 microns, demonstrating high quality in terms of uniform thickness, large single-crystal size, and high thermal conductivity [5][7]. - The "lattice mass transfer-interface growth" method differs from traditional methods by utilizing lattice transmission for growth, effectively avoiding defect accumulation and ensuring high-quality crystal preparation [7][8]. Group 2: Research and Development Process - The research process involved overcoming significant challenges, with the team emphasizing the importance of persistence and passion in scientific research [8][9]. - The team has also successfully prepared nine types of high-quality two-dimensional crystals, including boron nitride and molybdenum disulfide, with a total layer count reaching 300,000 [7]. - Liu Kaihui's team consists of nearly 40 members, focusing on both optical technology innovations and material preparation, fostering interdisciplinary research [8].