Core Insights - The exoskeleton technology is rapidly gaining popularity in mountain tourism, particularly during the May Day holiday, as it offers a "pain-free climbing" experience, attracting significant attention from tourists [1][2] - The exoskeleton market is transitioning from concept validation to commercialization, driven by unmet consumer demands and technological advancements [1][13] Market Potential - The global exoskeleton market is projected to grow from 107,000 units in 2025 to 301,000 units by 2028, with a compound annual growth rate (CAGR) exceeding 33% [4] - By 2030, the global exoskeleton market size is expected to reach $14.67 billion, with a CAGR of 42.2% [4] - The increasing demand for exoskeletons in various sectors indicates a market potential exceeding hundreds of billions, particularly with the aging population in China [4][6] Technological Innovations - The exoskeletons utilize advanced materials like carbon fiber and titanium alloys, significantly reducing weight while enhancing strength [7] - Multi-modal sensors, including electromyography (EMG) and pressure sensors, enable real-time monitoring of user movements, providing precise assistance [7] - Adaptive control algorithms allow for automatic adjustment of support strength based on user activity, enhancing the overall experience [7] Business Model - Exoskeletons lower the barriers to mountain climbing, making it accessible to a broader audience, including the elderly and those with limited physical capabilities [9] - The rental pricing of exoskeletons is competitive with cable cars, offering a superior experience and flexibility [9] - The introduction of exoskeletons in scenic areas enhances visitor satisfaction and can lead to increased revenue through extended visitor stays and additional spending [9][11] Industry Participation - Several listed companies are actively involved in the exoskeleton supply chain, contributing to its commercialization [11] - The demand for upstream materials and high-precision sensors is increasing, while collaborations between outdoor brands and technology firms are emerging [11] Future Outlook - Despite the promising market, challenges such as technological limitations and high costs remain [12] - The potential for exoskeletons to become commonplace in daily activities suggests a vast market for lifestyle enhancement products in the future [12][14]

Core Viewpoint - The successful return of the Shenzhou 19 manned spacecraft marks a significant advancement in China's space exploration, with a focus on life sciences and materials science experiments that could provide insights into human health and future space activities [1][4][11]. Group 1: Life Sciences Experiments - The Shenzhou 19 mission returned with 25 experimental projects related to life sciences, materials science, and new technologies, weighing approximately 37.25 kilograms [4]. - The life science samples include various cell types such as bone cells, bronchial epithelial cells, and fruit flies, which are crucial for understanding human health in space [4][9]. - Experiments conducted on fruit flies in microgravity conditions revealed unique behaviors and successful breeding, contributing to research on human survival and reproduction in space environments [4][11]. Group 2: Materials Science Experiments - The mission also returned 22 types of materials science samples, including high-strength steel and lunar soil reinforcement materials, which will be analyzed for their properties and potential applications [6][13]. - Research on these materials aims to support the development of new high-performance alloys and materials for aerospace applications, such as turbine blades and nano-electronic devices [15][18]. - Over 70% of spacecraft failures are linked to environmental factors, making the study of materials' performance in space critical for enhancing their reliability and durability [17].

Core Viewpoint - The discovery of metal-centered planar [15]annulenes represents a significant advancement in organic metal chemistry, suggesting potential applications in material science due to their high stability and ease of functionalization [2][4]. Group 1: Research Findings - The research team reported the preparation of three types of metal-centered planar [15]annulenes, with the highest symmetry fragment exhibiting D5h symmetry, where the metal center is shared by five identical five-membered rings [3]. - Density functional theory calculations indicate that the d-orbitals of the metal conjugate with these five-membered rings, imparting aromaticity to them [3]. - The overall framework shows structural and spectral similarities to metal-expanded porphyrins with multiple nitrogen donors, establishing a connection between annulene chemistry and classical coordination chemistry based on heteroatoms [4]. Group 2: Implications - The study suggests that metal-centered planar annulenes could serve as promising building blocks in material science, highlighting their potential for future applications [4].

人工智能技术的进步可谓一日千里。"人工智能+"材料科学已成为重要的交叉学科方向。中国工程院院士干勇认 为，人工智能将重塑材料研发过程，材料会逆向生成；此外，场景创新已成为推动人工智能与实体经济深度融合 的关键力量。谷歌、微软、Meta和字节跳动等科技巨头纷纷发力，布局相同的技术路线：通过理论计算获取材料 科学数据，通过高通量计算生产海量此类数据，再将数据"反哺"给人工智能模型，借助模型推理未知材料的性 能。 数据是人工智能起飞的助推剂 数据是人工智能起飞的助推剂，数据的多少和质量高低直接影响人工智能的预测水平。干勇提出，必须首先解决数 据够用与好用的问题，才能释放人工智能巨大潜力。高通量制备与表征是快速获得大量材料实验数据的关键技术， 实验数据尤为稀缺，应通过标准化建设，使数据适合人工智能的要求，即"AI ready"。 在"人工智能+"材料科学的发展中，数据同样是重中之重。干勇强调，生产数据库，特别是建设具有行业支撑作用的 数据集，是一场无法规避的"硬仗"，但这也会成为未来产业的一座"金山"。此外，要建立材料全生命周期综合研究 评价设施。基于多场环境全生命周期测试数据，研究材料失效机制和全寿命失效机理，开发 ...