arXiv:2601.00851physics.ins-detcond-mat.mtrl-sci2026-01被引 2

用AI主动捕捉电池失效前兆,提升实验效率与可靠性。

Autonomous battery research: Principles of heuristic operando experimentation

  • AI驱动实验,基于物理数字孪生主动追踪电池衰变关键节点。
  • 实验效率提升:单位粒子能量下获取更多科学信息,减少冗余数据。
  • 适合电池研发、先进表征与自主实验系统研究者参考。

揭示电池退化复杂机制对能源转型至关重要,但当前原位表征受可靠性、代表性与可重复性(3R)不足制约。现有方法依赖定制硬件和被动预设流程,难以捕捉随机失效事件。以卢瑟福阿普尔顿实验室的多模态工具包为例,我们揭示传统实验无法捕获枝晶萌生等瞬态现象。为此提出启发式原位实验框架:由AI代理利用物理数字孪生主动引导束线,预测并确定性捕捉罕见故障事件。不同于依赖不确定性的主动学习,该方法主动预判失效前兆,通过熵基指标优化每光子、中子或μ子的科学洞察力。仅在机理决定性时刻采集数据,同时缓解束流损伤并大幅减少数据冗余。结合FAIR数据原则,该方法为未来可信自主电池实验室提供范式蓝图。

原文摘要 · Abstract (English)

Unravelling the complex processes governing battery degradation is critical to the energy transition, yet the efficacy of operando characterisation is severely constrained by a lack of Reliability, Representativeness, and Reproducibility (the 3Rs). Current methods rely on bespoke hardware and passive, pre-programmed methodologies that are ill-equipped to capture stochastic failure events. Here, using the Rutherford Appleton Laboratory's multi-modal toolkit as a case study, we expose the systemic inability of conventional experiments to capture transient phenomena like dendrite initiation. To address this, we propose Heuristic Operando experiments: a framework where an AI pilot leverages physics-based digital twins to actively steer the beamline to predict and deterministically capture these rare events. Distinct from uncertainty-driven active learning, this proactive search anticipates failure precursors, redefining experimental efficiency via an entropy-based metric that prioritises scientific insight per photon, neutron, or muon. By focusing measurements only on mechanistically decisive moments, this framework simultaneously mitigates beam damage and drastically reduces data redundancy. When integrated with FAIR data principles, this approach serves as a blueprint for the trusted autonomous battery laboratories of the future.

电池研究原位表征自主实验AI驱动

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