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我国科研团队首次实现电、耦合场的可编程解耦调控 攻克传统复杂超构材料的设计制备难题
Ke Ji Ri Bao· 2025-11-10 09:42
Core Viewpoint - The research team from the University of Science and Technology of China has developed an innovative "electro-thermal lattice metamaterial" that allows for the independent and collaborative programming control of electric and thermal fields, addressing a significant challenge in multi-physical field coupling [1][2]. Group 1: Research Innovation - The electro-thermal lattice metamaterial is designed using a modular strategy, creating a lattice network of identical unit cells connected by high thermal and electrical conductivity "bridges" [1]. - This new design paradigm enables the adjustment of the spatial position and geometric shape of the unit cells to achieve collaborative shaping of electric and thermal fields, overcoming the limitations of traditional static designs [1]. Group 2: Functional Demonstration - The research team successfully demonstrated multiple functionalities of electric and thermal fields within the same metamaterial device, including the ability to guide field lines around a region for "invisibility," focus energy at a point for "aggregation," and change the direction of field propagation for "rotation" [2]. - The team showcased the strong customization capabilities of the metamaterial by fabricating devices in complex shapes such as hearts and pentagons [2]. Group 3: Implications for Technology - This research represents the first achievement in programmable decoupled control of coupled electric and thermal fields, challenging the traditional understanding that "material properties determine field control capabilities" [2].
科技勾勒好房子新图景——好房子科技展现场观察
Ke Ji Ri Bao· 2025-11-10 09:42
Group 1 - The exhibition "Good House Technology Exhibition" focuses on technological innovations in housing, emphasizing safety, comfort, and green intelligence as core standards for a "good house" [1][2] - The exhibition showcases 58 affordable housing technologies aimed at middle and low-income families, promoting a secure and comfortable living environment [1] - The "zero-carbon demonstration zone" features a high-efficiency cooling machine room model that improves energy utilization efficiency by 15% through advanced technologies [2] Group 2 - Innovative materials like aerogel and aramid film enhance building efficiency and contribute to green and low-carbon construction [2] - The "full-cycle renovation smart home" integrates smart devices for safety and convenience, such as smoke detectors that automatically open windows when smoke is detected [2] - The exhibition includes a special area for major national construction equipment, showcasing models that represent advancements in bridge construction, underground tunneling, and high-rise building techniques [2][3]
跃升“十四五”科技成就|硬核科技绘就三湘大地创新画卷
Ke Ji Ri Bao· 2025-11-10 09:42
Core Insights - Hunan Province has achieved significant advancements in technology innovation during the "14th Five-Year Plan" period, with total R&D investment reaching 139.46 billion yuan, ranking 10th nationwide [1] - The intensity of R&D investment has increased to 2.62%, placing Hunan 9th in the country [1] - The number of high-tech enterprises has doubled to over 17,500, indicating a robust growth in the high-tech sector [1] R&D Investment - Total R&D investment in Hunan has grown at an annual rate of 11.61%, reaching 139.46 billion yuan [1] - The proportion of basic research investment has increased to 7% [1] - The total value of technology contracts has surpassed 480 billion yuan, accounting for over 9% of GDP [1] Technology Transfer and Collaboration - The technology contract transaction volume in Hunan has seen an annual growth rate of over 20% during the "14th Five-Year Plan" [2] - The conversion rate of university technology achievements within Hunan has exceeded 50% for the first time in 2024 [2] - Hunan has established a comprehensive service network for technology transfer, including a provincial technology achievement trading platform and 36 pilot bases [3] Systemic Reforms - Hunan has implemented significant reforms to overcome barriers in the technology system, including the establishment of the Provincial Science and Technology Committee and the introduction of various supportive policies [4] - The province has also reformed talent development systems and optimized talent evaluation mechanisms [4] Major Engineering Projects - Hunan is focusing on five major engineering projects, including the construction of a global R&D center in Changsha, which has led to the establishment of 1,796 new R&D institutions [6][7] - The "4+4 Innovation Project" has produced notable technological advancements, such as breakthroughs in agricultural technology and supercomputing capabilities [7] Cultural and Social Impact - Hunan is integrating technology with cultural heritage, exemplified by the digital restoration of the Wuxi Beilin and the establishment of a digital museum [8][9] - The province is also enhancing public welfare through healthcare innovations and environmental sustainability initiatives [9][10] Future Directions - Hunan aims to continue its trajectory of technological advancement by focusing on key engineering projects and deepening systemic reforms [11]
江苏南京:“质造”为城市发展筑基
Ke Ji Ri Bao· 2025-11-10 08:51
Group 1: Quality and Innovation in Nanjing - Nanjing has become a significant player in the global wind turbine gearbox market, with one out of every three new gearboxes coming from the city [1] - The city has been recognized for ten consecutive years with the highest quality assessment rating in Jiangsu Province, emphasizing a development path that promotes innovation through quality [1] - The establishment of the "Zijin Mountain Triangular" technology transfer system accelerates the cultivation of new productive forces, integrating communication and sensing capabilities in 6G technology [2][3] Group 2: Robotics and Industrial Development - Nanjing is home to nearly 200 robotics-related companies, with Estun Robotics leading in industrial robot installations [3] - The city showcased over ten robotics companies at the 2025 World Robot Conference, highlighting its role as a hub for robotics innovation [3] - Nanjing has developed a comprehensive quality service model covering 15 high-tech parks and key industrial chains, contributing to the enhancement of core competitiveness in various sectors [3] Group 3: Low-Carbon Transformation - Traditional industries in Nanjing, such as steel and petrochemicals, are undergoing a green transformation, with significant investments in environmental projects [4][5] - Nanjing Steel has implemented a smart energy management platform, improving resource efficiency and integrating industrial production with ecological tourism [4][5] - China Petrochemical's photovoltaic project has transformed a former waste site into a solar power station, generating significant energy savings and emissions reductions [5] Group 4: Quality Improvement in Daily Life - Nanjing's quality improvements extend to consumer products, with companies like Weigang Dairy utilizing advanced technologies to enhance product safety and nutrition [6] - The city has established multiple quality-focused projects in urban construction, agriculture, and elder care, enhancing the quality of life for residents [6] - Initiatives such as the "Ning Rest Assured" consumption platform aim to create a safe and reliable consumer environment, reflecting the city's commitment to quality [6]
陕西前三季度文旅重点产业链营收预计超7900亿元
Ke Ji Ri Bao· 2025-11-10 07:00
Core Insights - Shaanxi Province is accelerating the construction of 8 key cultural and tourism industry chains, with total revenue expected to exceed 790 billion yuan in the first three quarters of this year, representing a year-on-year growth of 15.82% [1] - The province aims to build a trillion-yuan level cultural and tourism industry cluster, highlighting the strategic importance of the cultural and tourism sector [1] - Innovative initiatives in cultural tourism include the first provincial-level AI model for the industry and the "You Shaanxi" smart tourism platform, which has served 5.94 million tourists [1] Industry Developments - A cultural creative industry supply-demand matching event held in September attracted over 200 enterprises and institutions, resulting in 85 cultural IPs and projects being signed [1] - Shaanxi is promoting the transformation of cultural resources from museums to consumer products, leading to collaborations such as cultural relics-themed merchandise and exports of intangible cultural heritage products [1] - The province's inbound tourism is recovering strongly, with 584,600 inbound tourists and total spending of 943 million USD in the first three quarters, marking increases of 75.61% and 79.04% year-on-year, respectively [2]
西北首款数据要素创新保险产品落地
Ke Ji Ri Bao· 2025-11-10 06:00
Core Insights - The launch of "Qin Data Insurance" in Shaanxi marks the first data element innovation insurance product in Northwest China, aimed at providing risk protection for data transactions [1][2] - The product is a collaboration between Qin Chuang Yuan Technology Innovation Investment Co., Ltd., China People's Property Insurance Co., Ltd. Xi'an Branch, and Shaanxi Silk Road Data Trading Center [1] - "Qin Data Insurance" addresses concerns of enterprises regarding data trading by offering a risk guarantee, thus transforming data from "sleeping assets" to "circulating resources" [1][2] Summary by Sections Product Overview - "Qin Data Insurance" includes four major insurance types: data asset registration insurance, network data damage liability insurance, comprehensive network security insurance, and data intellectual property insurance [1] - These insurance types are designed to cover core risks such as registration failures, data leaks, network attacks, and intellectual property disputes [1] Risk Management Framework - The product employs a dual-layer protection mechanism consisting of a foundational protection layer and an insurance safety net [2] - The foundational layer relies on the platform rules of Shaanxi Silk Road Data Trading Center and technologies like blockchain and computing networks to create a secure and compliant trading infrastructure [2] - The insurance safety net provides economic compensation and emergency response for incidents like data leaks and ownership disputes [2] Technological Integration - "Qin Data Insurance" represents a deep integration of technology and finance, supported by blockchain for traceability and verification throughout the data transaction process [2] - The initiative is part of a broader effort in Shaanxi to enhance the technology finance service system, which has already launched 89 technology finance products [2] - These products have met the funding needs of over 200 enterprises, resulting in loans totaling 118 million yuan, thereby promoting the development of regional technology enterprises and the digital economy [2]
跨区域联动促云南新材料产业创新发展
Ke Ji Ri Bao· 2025-11-10 05:33
同步举办的云南新材料产业"双招双引"对接会成效显著。来自云南各州市及省直部门的代表,与60 余家省外新材料、生物医药等领域企业负责人深入洽谈。曲靖、楚雄等州市分别推介本地产业优势与营 商环境,云南省科技厅明确将在人才、平台、项目转化等方面提供全方位支持,最终促成近20项合作项 目签约。 据悉,此次在上海举办的系列活动,既是云南新材料产业"走出去"链接全球创新资源的重要实践, 也是"资源+科技+金融"深度融合的有益探索。通过跨区域联动,云南不仅展示了稀贵金属资源禀赋与 产业基础,更搭建起精准对接的合作桥梁,为新材料产业高端化、数智化、绿色化发展注入强劲动力。 云南省科技厅副厅长、腾冲科学家论坛组委会办公室副主任尚朝秋表示,依托资源禀赋,云南省持 续聚焦贵金属领域的前沿技术、行业趋势与市场动态,开展学术交流与合作对接,推动科技创新与产业 发展融合发展。云南正高水平建设贵金属实验室、锡铟实验室等重大平台,组建多个产业创新联合体, 未来将持续优化创新政策环境,持续提升产业创新能力,在人才、平台、项目及成果转化等方面为落地 企业提供全方位支持,并期待各类科技人才来滇创新创业。 在专题报告环节,孙世刚、吕坚等中外院士及行 ...
【科技日报】我国科学家破解长臂猿演化三大谜题
Ke Ji Ri Bao· 2025-11-10 03:04
Core Insights - The research led by the Kunming Institute of Zoology has successfully unraveled the evolutionary relationships, endangered history, and genetic basis of the gibbon phenotype, providing scientific support for species conservation [2][3] Group 1: Research Findings - The study utilized advanced genomic techniques to construct the most comprehensive gibbon genome dataset to date, covering 18 extant gibbon species and three ancient samples, including the extinct "Gentle Gibbon" [2] - The research established the evolutionary sequence of the four major gibbon genera, resolving a century-long classification dispute and confirming the "Gentle Gibbon" found in the tomb of Emperor Qin's grandmother belongs to the Hoolock genus [3] - Genetic analysis indicated that most gibbons experienced a population bottleneck during the Late Pleistocene, approximately 100,000 to 200,000 years ago, with a synchronous recovery around 70,000 years ago, closely linked to global climate changes [3] Group 2: Genetic Mechanisms - The study identified a specific deletion in the SHH gene regulatory region, which is crucial for the long-limbed "brachiation" characteristic of gibbons, revealing the core genetic mechanisms behind the evolution of gibbon traits [3] Group 3: Future Implications - This research is a significant achievement in the international "Primate Genome Project" initiated by the Kunming Institute of Zoology, which will continue to provide a high-throughput, precise research platform for life sciences in China and globally, aiding in biomedicine development and biodiversity conservation [4]
【科技日报】“磐石V1.5:一站式科研平台”发布
Ke Ji Ri Bao· 2025-11-10 01:05
目前,磐石平台已在多个领域展现其强大赋能作用。在天体物理领域,联合团队基于磐石开发了恒 星参数智能反演工具链,将复杂计算转化为高效插值与匹配,大幅提升了反演速度与结果可靠性。在能 源材料领域,联合团队基于磐石构建了全自动材料逆向设计系统,成功从2000万种候选配方中快速锁定 13种高性能析氢催化材料,将数月设计周期缩短至30分钟,新材料活性提升38%。在力学工程领域,联 合团队基于磐石研发了智能载荷计算技术,将高铁气动仿真分析时间从数小时缩短至秒级,关键参数误 差降低42%。 业界评价认为,磐石平台正逐步成长为支撑重大科研攻关的智能助手与决策参谋,其持续演进将有 力推动科研范式的重塑,为探索科学未知开启新的可能。 磐石 V1.5 :一站式科研平台。(中国科学院自动化研究所供图) 记者从中国科学院自动化研究所获悉,由中国科学院联合团队研发的"磐石V1.5:一站式科研平 台"9日正式发布。该版本是继今年7月推出磐石1.0版本后的重要升级,标志着我国在"人工智能+科 研"融合发展的平台化、体系化建设方面迈出关键一步。 人工智能正深刻改变科学研究的底层逻辑。为应对这一趋势,磐石V1.5在原有"科学基础大模 型"与"文 ...
激光雷达技术为电网基坑拍“CT”
Ke Ji Ri Bao· 2025-11-09 23:45
11月6日,记者从国网宁夏电力有限公司经济技术研究院获悉,该院技术人员日前应用激光雷达技术, 对宁夏江南330千伏线路工程施工现场已开挖的基坑进行激光点云测量测试,成功为电网基坑拍"CT", 验证基坑的深度、坑径、体积及内部结构完整性,为后续施工提供精准数据支撑。 传统的基坑检测方法主要依赖人工测量,存在以点代面的问题,难以全面反映基坑整体状况。基坑内可 能存在剥落、空洞等隐患,易导致混凝土超灌,增加工程造价与安全风险。针对以上问题,国网宁夏电 力有限公司经济技术研究院工程技术研究中心创新应用激光雷达技术,通过发射激光脉冲获取基坑表面 海量三维坐标点,生成高精度三维点云模型,实现毫米级测量精度。 (文章来源:科技日报) 针对现场需求,宁夏电网建设工程技术实验室计划自主研发一款手持式基坑三维成像扫描仪。该设备只 需对基坑一扫,即可实时生成三维形状、体积、坑深等关键指标,大幅提升施工效率与数据准确性。 ...