【新华社】中国科学院报告提出高温超导带材领域十大关键科学技术问题

Core Insights - The report titled "2025 REBCO High-Temperature Superconducting Tape Strategic Research Report" was released by the Institute of Physics, Chinese Academy of Sciences, highlighting ten key scientific and technological issues in the field of high-temperature superconductors [1] - High-temperature superconductors, particularly REBCO, are identified as core materials for various applications, including controlled nuclear fusion, magnetic resonance imaging, and superconducting cables due to their low production costs [1] - Despite commercial production being achieved, the complex multi-layer composite structure of REBCO high-temperature superconducting tapes presents challenges in stability and performance enhancement [1] Group 1 - The report identifies critical issues such as improving the yield strength and fatigue resistance of alloy-based tapes to meet high-field application demands [1] - It also addresses the need to overcome inherent limitations in the electrical and thermal properties of buffer layer materials [1] - The ten key issues were derived from in-depth research on the entire industry chain, from R&D to application, analyzing the structure of REBCO high-temperature superconducting tapes [1] Group 2 - The director of the Institute of Physics, Fang Zhong, expressed the hope that revealing these core scientific and technological issues will unite innovation forces from academia, industry, and research to collaboratively drive the large-scale application of high-temperature superconducting materials [1]