中国二维金属入选国际十大突破，材料科学贴上“中国标签”

Group 1 - The core achievement of the Chinese Academy of Sciences' team led by Zhang Guangyu is the successful preparation of the first two-dimensional metals, marking a significant milestone in the field of atomic manufacturing of two-dimensional materials [2][4] - This breakthrough is recognized as the only Chinese achievement in the "Top Ten Scientific Breakthroughs of 2025" by the British Institute of Physics, highlighting China's leading position in the international arena of two-dimensional materials [2][4] - The team developed a unique "van der Waals pressing technology" to create five types of two-dimensional metals (bismuth, tin, lead, indium, and gallium) with atomic-level thickness, achieving a record thickness of only 5.8 angstroms for tin [2][4] Group 2 - The produced two-dimensional metals exhibit over one year of environmental stability without performance degradation, addressing the common issues of oxidation and preservation in traditional two-dimensional materials [4] - Electrical tests show that the room temperature conductivity of monolayer bismuth reaches 9.0×10⁶ S/m, significantly surpassing bulk bismuth, and it demonstrates a unique P-type field effect with a resistance modulation of 35%, far exceeding the less than 1% range of traditional bulk metals [4] - The technology allows for atomic precision control of the thickness of two-dimensional metals, providing a new platform for studying novel layer pseudo-spin characteristics [4] Group 3 - The recognition of Zhang Guangyu's team's achievement reflects China's ongoing commitment to fundamental research and its growing innovation capabilities in materials science [5][6] - The advancement in this technology is expected to lead to disruptive products in quantum computing, new electronic devices, and renewable energy, enhancing the core competitiveness of China's high-end manufacturing sector [5] - The success in the field of atomic manufacturing of two-dimensional materials is seen as a significant leap in China's scientific innovation, transitioning from quantitative accumulation to qualitative breakthroughs [6]