本次锂离子电池在轨实验的推进，有望突破重力场与电场耦合作用的认知瓶颈，推动电化学基础理 论的进一步发展，为优化目前在轨电池系统、设计下一代高比能高安全太空电池提供依据。 中国科学院大连化学物理研究所1月7日向媒体通报，"面向空间应用的锂离子电池电化学光学原位 研究"（简称"锂电池空间应用研究"）项目，近日已在中国空间站内成功开展，神舟二十一号航天员乘 组共同在轨操作该项目实验，其中，中国科学院张洪章作为载荷专家发挥出专业优势。 同时，这次"锂电池空间应用研究"项目旨在直接观测与解析微重力环境对电池内部关键过程的影响 机理，为提升航天器能源系统效能提供有力的科学依据。 据介绍，锂离子电池因能量密度高、循环寿命长和安全可靠性高，是现代航天任务的"能量心脏"。 当前，对锂离子电池性能的研究已深入到微观机理层面，其中电解液内部化学物质的分布状态，是决定 电池功率和寿命的核心因素之一。 然而，在地面实验中，重力场始终与电场交织在一起，难以单独厘清重力对电池内部过程的影响。 太空独有的微重力环境，为突破这一科研瓶颈提供了理想实验场，在太空能够更纯粹地研究电池内部离 子传输、嵌入脱出等关键过程。不过，微重力环境也为实验带来 ...

Core Insights - The China Institute of High Energy Physics announced the successful construction of the Jiangmen Underground Neutrino Observatory (JUNO) and the release of its first physical results [1] - The JUNO collaboration measured two key "solar neutrino oscillation parameters" with a precision improvement of 1.5 to 1.8 times compared to previous best results [1] Summary by Categories - **Project Development** - The JUNO facility has been successfully constructed and is now operational [1] - **Scientific Achievements** - The collaboration achieved significant measurements of solar neutrino oscillation parameters, enhancing measurement precision [1]

Core Viewpoint - The launch of the first centrifuge main unit of the major national scientific infrastructure, the ultra-gravity centrifuge simulation and experimental device, in Hangzhou, Zhejiang, aims to create a "supergravity field" that exceeds Earth's gravity by hundreds of times, facilitating significant research advancements [2] Group 1 - The ultra-gravity centrifuge simulation and experimental device is led by Zhejiang University and includes three main centrifuge units [2] - The facility comprises six experimental chambers with 18 onboard devices, focusing on various engineering fields such as slope and high dam, rock and soil earthquake engineering, deep-sea engineering, deep-earth engineering, environmental geology processes, and material preparation [2]

Core Insights - The "Ultra-Gravity Centrifuge Simulation and Experimental Device," a major national scientific infrastructure, has officially launched its core equipment [1] Group 1 - The facility is led by Zhejiang University and includes three ultra-gravity centrifuges, 18 airborne experimental devices, and supporting facilities such as an experimental building [1] - The newly launched ultra-gravity centrifuge is currently the largest in the world by capacity [1] - The team has also unveiled self-developed experimental devices alongside the centrifuge [1]

Core Insights - The launch of the first centrifuge at the National Major Science and Technology Infrastructure for hypergravity simulation and experimentation in Hangzhou, Zhejiang, marks a significant advancement in scientific research capabilities [1] Group 1: Infrastructure and Technology - The hypergravity centrifuge simulation and experimental facility is led by Zhejiang University and includes three main centrifuges and 18 onboard devices across six experimental chambers [1] - The first centrifuge, "CHIEF1300," has a capacity of 1300 g·t, making it the largest centrifuge in the world [1] - Two additional centrifuges, "CHIEF1500" and "CHIEF1900," with capacities of 1500 g·t and 1900 g·t respectively, are currently under construction [1] Group 2: Research Applications - The facility aims to create a hypergravity field that exceeds Earth's gravity by hundreds of times, enabling "spacetime compression" effects for various research applications [1] - The research areas supported by this facility include slope and high dam engineering, rock and soil earthquake engineering, deep-sea engineering, deep-earth engineering, environmental studies, geological processes, and material preparation [1]