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量子平台让分子“心跳”清晰可辨
Ke Ji Ri Bao· 2025-08-21 00:15
Core Insights - A new quantum platform developed by researchers at Johns Hopkins University enhances molecular vibrations, making them clearer and more detectable, potentially leading to a new generation of quantum sensors and early disease diagnosis [1] Group 1: Technology and Innovation - The research introduces a method that amplifies molecular vibrations, akin to a "quantum amplifier," allowing for the identification of unique molecular signatures that can indicate diseases such as infections, metabolic disorders, and cancer [1] - Traditional techniques like infrared and Raman spectroscopy struggle in complex environments, similar to hearing whispers in a noisy market, highlighting the need for more sensitive detection methods [1] - The team redesigned the interaction between light and matter by constructing an optical resonator with highly reflective gold mirrors, significantly enhancing the interaction between light and enclosed molecules [1] Group 2: Applications and Implications - The new "vibrational polarization" sensing technology acts like a quantum microscope, capable of identifying disease biomarkers in blood, saliva, or urine, and monitoring molecular reactions in real-time during pharmaceutical processes [1] - This technology also has the potential to reliably detect minute environmental pollutants, showcasing its versatility and applicability across various fields [1]
突破性运用电化学法 “雷鸟反应堆”成功提升核聚变速率
Ke Ji Ri Bao· 2025-08-21 00:13
Core Insights - The "Thunderbird Reactor" has successfully enhanced nuclear fusion rates using a groundbreaking electrochemical method, paving the way for more efficient nuclear fusion research [1][2] - Nuclear fusion, the process that powers the sun, involves the combination of two light atomic nuclei into a heavier nucleus, releasing energy, and is considered a potential source of clean energy [1] - Current fusion reactors are unable to produce sufficient fusion events to generate more energy than they consume, with fuel density being a critical factor in controlling fusion rates [1] Group 1 - The research team from the University of British Columbia has explored a new approach to enhance deuterium fusion rates by designing a tabletop particle accelerator called the "Thunderbird Reactor" [1] - The reactor bombards a palladium target with a stream of deuterium ions, increasing the fusion rate as the concentration of deuterium in the palladium rises [1] - The palladium target is connected to an electrochemical battery, which, when activated, injects more deuterium into the target, resulting in an average fusion rate increase of 15% compared to without electrochemical loading [2] Group 2 - Currently, the "Thunderbird Reactor" produces approximately one billionth of a watt for every 15 watts of energy input [2] - Experts acknowledge that achieving efficient nuclear fusion remains a challenge, and this method is still far from producing energy output that exceeds input [2] - The use of electrochemical methods to increase nuclear fusion rates is considered a significant achievement, as it integrates advancements in nuclear physics, chemistry, and materials science [2]
预测风险 检测欺诈 保护数据 量子技术为金融业构筑“防火墙”
Ke Ji Ri Bao· 2025-08-21 00:12
世界经济论坛与埃森哲咨询公司日前联合发布《量子技术:金融服务领导者的关键战略与机遇》报告, 系统阐述了量子技术为银行业带来的全新发展机遇。 世界经济论坛官网特别报道指出,从发现金融欺诈、加密数据到预测风险,量子技术正在为金融业构筑 坚实的安全屏障。金融机构若想充分把握量子技术发展红利,就必须突破实验和试点阶段的局限,迈向 更深入的实践应用。 增强风险预测能力 2008年的那场国际金融危机警示人们:能否准确预测金融风险,直接关系到全球经济的稳定。 仅2024年一年,英国银行业就因金融欺诈蒙受了高达16亿美元的巨额损失。面对这一严峻形势,英国政 府于2025年4月宣布了一项重大投资计划,将斥资1.62亿美元发展量子技术,通过建立研究中心和开展 试点项目,全力打击金融犯罪、欺诈和洗钱活动。 传统机器学习算法虽然已被广泛应用于欺诈模式识别,但量子技术犹如为这场"猫鼠游戏"装上了涡轮引 擎,能大幅提升金融欺诈行为的检测速度和精准度。 在这场技术革新中,意大利联合圣保罗银行堪称"探路先锋"。其创新性地采用基于变分量子电路的分类 器,对数以十万计的交易数据进行了高效分析。令人振奋的是,借助量子计算工具,该公司的量子模型 不 ...
新“膜”法让动力电池更强大更安全
Ke Ji Ri Bao· 2025-08-21 00:09
Core Viewpoint - The article highlights the advancements made by Enjie Technology in the production of 5μm lithium battery separators, which are crucial for enhancing the performance of lithium batteries and breaking the technological monopoly previously held by foreign companies [1][2]. Company Overview - Enjie Technology has developed the world's most advanced lithium battery separator production line, producing ultra-thin 5μm high-strength separators that contribute to the new development of the lithium battery industry [1]. - The company has become the global market leader in lithium battery separators, breaking the long-standing foreign monopoly in wet-process separator technology [2]. Product Innovation - The 5μm separator balances thickness, strength, and ion permeability, challenging traditional beliefs that thinner separators compromise strength [2]. - The new separators have improved needle-puncture strength by 16.7% and reduced internal resistance by 20.9% compared to 7μm separators, showcasing significant advancements in material and process innovation [2]. Market Impact - The 5μm separators are expected to significantly enhance the energy density of power batteries, improve charging efficiency, and reduce the risk of thermal runaway in battery cells, thus injecting new momentum into the power battery industry [3]. - The product has already gained recognition from multiple clients and is anticipated to see broader application in the power battery sector [3]. Future Development - Enjie Technology plans to continue its focus on research and development to solidify its position in the lithium battery separator market and is actively expanding into the solid electrolyte field [3]. - The company has achieved initial commercialization of semi-solid electrolyte membranes and has two production lines capable of mass supply for semi-solid battery separators [3].
“大国重器”突围之后,中国企业还差什么?
Ke Ji Ri Bao· 2025-08-20 12:43
Core Viewpoint - The "Patigalang" shield machine, developed by China Railway Engineering Equipment Group, represents China's entry into the global customized shield machine market, marking a significant milestone in the country's engineering capabilities [2][4]. Group 1: Development and Achievements - The "Patigalang" shield machine has a diameter of 15.7 meters, making it the largest shield machine exported by China [4]. - In the early 2000s, the Chinese shield machine market was dominated by international giants like Herrenknecht and Kawasaki, with imported machines costing up to 150 million yuan [4]. - A collaborative effort began in 2002 involving over 20 research institutions, leading to the development of more than 30 core technologies, including composite cutter head design and domestic production of main bearings [4][6]. - The first domestic composite shield machine, "China Railway No. 1," was launched in April 2008, marking the end of reliance on foreign technology [6]. Group 2: Current Challenges - Despite significant advancements, the Chinese shield machine industry faces new challenges, particularly in the Southeast Asian market, where a lack of digital twin technology has hindered competitiveness [6]. - Japanese companies, such as Mitsubishi Heavy Industries, have gained a competitive edge by utilizing a dual-mode shield machine and localized assembly, reducing delivery times by 40% and capturing 80% of hard rock tunneling orders in Southeast Asia [6]. - The complexity of shield machines, which consist of thousands of components across various disciplines, presents challenges in integrating multi-disciplinary models and leveraging AI for high-end manufacturing solutions [8]. Group 3: Future Directions - There is a pressing need to address the disconnect between academia and industry in talent cultivation, as many universities offer interdisciplinary courses but fail to bridge the gap between research and practical application [8].
我国首条海洋油气装备智能化涂装产线投用
Ke Ji Ri Bao· 2025-08-20 09:17
Core Viewpoint - The launch of China's first intelligent coating production line for offshore oil and gas equipment at CNOOC Engineering's Zhuhai manufacturing base marks a significant step towards the intelligent transformation of offshore oil and gas equipment manufacturing and the acceleration of new productive forces in the marine sector [1][3]. Group 1: Intelligent Coating Production Line - The intelligent coating production line is designed specifically for ultra-large tower structures and consists of four main components: roller frame, external wall spraying robot, internal wall spraying robot, and AGV intelligent track-type transfer vehicle [3]. - This production line features fully automated control, point-to-point precise spraying, autonomous programming, and obstacle avoidance capabilities, which enhance the efficiency and effectiveness of the coating process [3][4]. Group 2: Efficiency and Innovation - The new coating system can improve work efficiency by 4 to 8 times compared to traditional manual methods, addressing issues such as unstable paint film thickness and high energy consumption [4]. - The innovative application of over ten new technologies, including the development of the AGV intelligent track-type transfer vehicle, allows for complete automatic spraying of the internal walls of the tower in just 5 minutes, significantly reducing the time and potential for uneven coating [4]. Group 3: Future Developments - The company plans to explore the integration of AI autonomous learning algorithms to dynamically optimize spraying paths and paint film thickness, aiming to enhance precision and material utilization for customized production of offshore oil and gas equipment [6].
调节电量破亿度!南网首创储能站让风光发电不再“靠天吃饭”
Ke Ji Ri Bao· 2025-08-20 02:32
Core Insights - The Baoc池 Energy Storage Station in Yunnan has achieved a significant milestone by surpassing 100 million kilowatt-hours of regulated electricity, marking a key step in the large-scale application of new energy storage technology in China [1][2] - This project serves as a demonstration of independent large-capacity battery storage, providing strong support for regional grid stability and renewable energy consumption [1] Group 1 - The Baoc池 Energy Storage Station has a total installed capacity of 200 megawatts and 400 megawatt-hours, utilizing a fully liquid-cooled energy storage system with millisecond-level response speed [1] - The station's core function is to quickly stabilize the output fluctuations of renewable energy sources such as solar and wind power, acting as a "stabilizer" and "power bank" for the regional grid [1] - The 100 million kilowatt-hours of regulated electricity is equivalent to meeting the annual electricity needs of 66,700 households [1] Group 2 - The surrounding area of the Baoc池 Energy Storage Station hosts wind and solar power bases with a capacity of over one million kilowatts, which annually consumes more than 290 million kilowatt-hours of renewable energy, reducing standard coal consumption by approximately 87,600 tons and cutting carbon dioxide emissions by about 227,800 tons [2] - The project fills a technological gap in large-capacity independent energy storage in China and addresses the volatility issues of wind and solar power through the "renewable energy + storage" model [2] - The advancements made by the Baoc池 Energy Storage Station contribute to the construction of a new power system and support China's energy structure transformation and carbon neutrality goals [2]
力箭一号“一箭七星”发射成功
Ke Ji Ri Bao· 2025-08-20 01:33
Core Points - Zhongke Aerospace successfully launched the Lijian-1 Yao-10 rocket, deploying seven satellites into orbit, marking a significant achievement in commercial space endeavors [1][2] - The Zhongke Satellite 05, equipped with advanced X-band synthetic aperture radar (SAR), offers high-resolution imaging capabilities and extensive observation coverage [1] - The ThumbSat-1 and ThumbSat-2 satellites are part of a collaborative project aimed at promoting affordable and accessible space technology, enhancing international cooperation between China and Mexico [2] Group 1 - The Lijian-1 Yao-10 rocket, named "China Women's No.," completed its eighth flight, successfully placing 70 satellites into orbit with a total payload exceeding 7 tons [2] - The Zhongke Satellite 05 features a resolution better than 1 meter and a maximum observation width exceeding 300 kilometers, supporting various operational modes [1] - The project involving ThumbSat satellites represents a breakthrough in satellite integration between China and Mexico, facilitating low-threshold solutions for international collaboration in science and education [2] Group 2 - The Lijian-1 rocket is expected to enhance its capabilities, with future missions planned to deploy over 50 satellites in a single launch [2] - The Zhongke Satellite 05 integrates intelligent on-orbit processing modules for high-quality imaging and data extraction, particularly useful in wide-area observation scenarios [1] - The collaboration between Zhongke Aerospace and China Women's Magazine signifies a cross-industry partnership aimed at advancing space technology [2]
数智画笔点染藏式建筑彩绘新图景
Ke Ji Ri Bao· 2025-08-20 01:33
近日,青海省黄南藏族自治州(以下简称"黄南州")的画师更登,手握画笔盘腿而坐,将从各地搜 集来的藏式建筑彩绘纹案,绘于画布,悉心保存。百公里外,青海师范大学的科研人员,手持"数字画 笔",绘出千年藏式建筑彩绘保护和利用的另一番图景。 不管是横梁、柱身,还是门窗、墙体,彩绘艺术在藏式建筑中应用广泛,而四童献瑞图、穿云龙 图、莲花吉祥图等图案,彰显着藏式建筑彩绘浓郁的地域和文化特色。如今,应用前沿科技手段,这门 古老艺术正迸发强劲活力。 古老传承"数字再现" 黄南州是著名的"藏画之乡"。这里的一些传统村落,家家画唐卡、户户有画师。当地的唐卡、堆 绣、建筑彩绘等艺术形式,构成蜚声海内外的联合国教科文组织人类非遗代表性项目——热贡艺术。 年近五旬的更登是青海省级工艺美术大师,自幼随老艺人学习绘画技巧,在唐卡和建筑彩绘领域小 有成就。"相比唐卡,建筑彩绘的绘画需求相对较少,且难度大,干这行的画师自然少。"更登说,他有 一个夙愿,就是将藏式建筑彩绘手艺发扬光大。 得知这一情况后,青海师范大学计算机学院博士生导师、青海省计算机学会理事长耿生玲意识到, 藏式建筑彩绘传承至今殊为不易。"开展数字化,让科技手段与文化保护更好融合 ...
培育“中国芯” 传授“科技经”
Ke Ji Ri Bao· 2025-08-20 01:33
不过,求索之路并不好走。"这一过程像大海捞针,需要在庞大的牛基因组里找到控制重要经济性 状的关键位点。"昝林森回忆道。经过十年攻坚,团队终于让这颗芯片具备一次性精准检测数万个遗传 位点的能力,不仅让育种周期大幅缩短,还显著提升了选种准确率。"装上这颗'中国芯'后,黄牛育种 再也不用'凭经验、看长相',精准'优生优育'得以实现。"昝林森说。 "推动学科拔尖筑峰,提升基础学科能力,核心在于激发科技创新活力,产出'顶天立地'的成 果。"8月19日,在西北农林科技大学推进教育科技人才体制机制一体化改革交流会上,该校党委书记黄 思光的一席话,道出了该校科技强农的发展路径。 前不久,在西北农林科技大学动物科技学院的实验室里,由该校教授昝林森团队研发的"中国黄牛1 号"基因育种芯片正式发布。这颗凝聚了团队十年心血的"中国芯",正是学校深化体制机制改革结出的 硕果。该校通过体制机制改革构建起贯通创新链与产业链的转化网络,一批标志性创新成果不断涌现, 为农业强国建设注入澎湃动能。不仅如此,近年来,该校农业科学稳居ESI全球前1?,多个学科位居全 国前列…… 把核心育种技术攥在手里 面对我国肉牛育种核心种源和技术曾受制于人的困境 ...