核磁共振成像
Search documents
小球穿墙而过,诺奖看见“量子革命”
2 1 Shi Ji Jing Ji Bao Dao· 2025-10-10 07:56
Group 1 - The core achievement of the Nobel Prize winners is the demonstration that quantum tunneling can occur at a macroscopic scale, not just in the microscopic realm [2][4][10] - The experiments conducted by the laureates utilized superconducting circuits to validate two fundamental quantum properties: quantum tunneling and energy quantization [4][8] - Their work provides a tangible connection between quantum mechanics and macroscopic systems, allowing for the observation of quantum phenomena in a way that can be directly experienced [8][10] Group 2 - The research contributes to the broader understanding of "universal quantum theory," suggesting that quantum states evolve continuously from atomic to large circuit scales without the need for a mysterious collapse mechanism [10][11] - The findings are expected to pave the way for the next generation of quantum technologies, including quantum cryptography, quantum computers, and quantum sensors [12][13] - The historical context of quantum mechanics is highlighted, noting its foundational role in modern technology and its applications in various fields such as telecommunications, medical imaging, and computing [11][12] Group 3 - The advancements in quantum technology are shifting from theoretical possibilities to practical commercialization, with significant progress made in quantum communication and computing [12][13] - Notable achievements in quantum applications have been made in China, including successful long-distance quantum communication and the development of a superconducting quantum computing prototype that outperforms traditional supercomputers [13]
国家重点研发计划颠覆性技术创新重点专项2025年度4个领域项目申报指引发布
机器人圈· 2025-09-17 09:58
Core Viewpoint - The article outlines the 2025 project application guidelines for the National Key R&D Program on Disruptive Technology Innovation, emphasizing the need for strategic breakthroughs in various fields to foster new industries and production capabilities [1][2]. Group 1: Overall Goals - The initiative aims to address major national needs and health issues while exploring global technological frontiers, focusing on selecting and nurturing disruptive technologies with significant strategic value [2]. Group 2: Project Requirements and Layout - The program is exploratory and nurturing in nature, without specific project or topic guidelines, allowing for open discovery and systematic layout of key technologies [3]. Subgroup: Brain-Computer Interface - The brain-computer system is a key focus area, aiming to develop disruptive technologies for brain analysis, protection, and development, thereby establishing a leading global technology cluster [3][4]. Subgroup: Cell and Gene Therapy - The cell and gene therapy sector is targeted for key technological advancements, focusing on creating a new technology lineage and industry chain to promote precision medicine and regenerative medicine [5][6]. Subgroup: AI-Driven Scientific Research - The AI-driven scientific research area aims to combine artificial intelligence with theoretical deduction and scientific experimentation to create disruptive technologies that can transform research paradigms [8][9]. Subgroup: Clean and Efficient Use of Coal - The clean and efficient utilization of coal is another focus, targeting key technologies for safe production and high-value utilization, contributing to carbon management strategies [10][11].
避免事故,了解原理,避开误区——去医院做核磁共振先看这份科普指南
Xin Lang Cai Jing· 2025-08-22 06:25
Group 1 - A tragic incident occurred in New York where a man died after being pulled into an MRI machine due to wearing a metal necklace, highlighting the dangers associated with MRI technology [1][18][22] - MRI technology operates based on the principles of quantum mechanics, specifically the concept of "spin" in atomic nuclei, which allows for imaging without ionizing radiation [3][4][22] - Hydrogen nuclei are the primary focus in MRI due to their abundance in the human body and their magnetic properties, making them ideal for imaging [4][6][24] Group 2 - The MRI machine generates a strong magnetic field that can be several thousand times stronger than the Earth's magnetic field, posing risks if metal objects are present [18][20][22] - Unlike X-rays and CT scans, MRI does not involve ionizing radiation, making it a safer option for imaging [22][24] - The technology has become essential in modern medicine, with numerous patients relying on it for diagnosis, although strict adherence to safety protocols is necessary to prevent accidents [24]
全球小动物成像系统市场前30强生产商排名及市场占有率
QYResearch· 2025-04-23 09:27
Market Overview - The global market size for small animal imaging systems is projected to grow significantly, with a compound annual growth rate (CAGR) of 5.24% from 2020 to 2031 [3][12]. - The market size is expected to reach approximately $2.92 billion by 2030 [3]. Key Players - Major companies in the small animal imaging systems market include Revvity, Mediso Medical Imaging Systems, Agfa-Gevaert Group, Bruker, and Vieworks [5][13]. - Other notable players are LI-COR Biotech, Canon Medical Systems, and several Chinese companies such as Guangzhou Bojiangteng Biotechnology and Shanghai Kangtong Science and Education Equipment [13]. Product Types and Applications - The primary product types in this market include optical imaging, magnetic resonance imaging (MRI), ultrasound imaging, and X-ray imaging [13]. - Applications are mainly focused on hospitals, clinics, and laboratories [13]. Regional Insights - The market is expected to see significant growth in regions such as North America, Europe, China, Japan, and South Korea [10][11]. - The market size by region is projected to increase notably from 2020 to 2024 and further to 2031, indicating a robust demand across these areas [9][10].