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相关概念视频

Batteries and Fuel Cells03:12

Batteries and Fuel Cells

27.7K
A battery is a galvanic cell that is used as a source of electrical power for specific applications. Modern batteries exist in a multitude of forms to accommodate various applications, from tiny button batteries such as those that power wristwatches to the very large batteries used to supply backup energy to municipal power grids. Some batteries are designed for single-use applications and cannot be recharged (primary cells), while others are based on conveniently reversible cell reactions that...
27.7K
DC Battery01:21

DC Battery

829
A conductor needs to be a component of a path that creates a closed loop or full circuit to have a continuous current flowing through it. A current starts to flow if an electric field is created inside an isolated conductor that is not part of a full circuit. The conductor quickly develops a net positive charge at one end and a net negative charge at the other. These charges generate an electric field opposite the direction of the applied electric field, which reduces the current. Eventually,...
829
Potentiometer01:30

Potentiometer

859
Voltage and current measurements using a standard voltmeter and ammeter alter the circuit being measured either by drawing or resisting the current flow, which introduces uncertainties in the measurements. Null measurements balance the voltages so that no current flows through the measuring device and, therefore, no alterations occur in the measured circuit.
Suppose the emf of a battery needs to be measured. If the battery is directly connected to a standard voltmeter, the measured quantity is...
859

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相关实验视频

Updated: Jul 26, 2025

Elemental-sensitive Detection of the Chemistry in Batteries through Soft X-ray Absorption Spectroscopy and Resonant Inelastic X-ray Scattering
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Elemental-sensitive Detection of the Chemistry in Batteries through Soft X-ray Absorption Spectroscopy and Resonant Inelastic X-ray Scattering

Published on: April 17, 2018

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通过先进的特征技术探索新的电池知识.

Liguang Wang1,2, Tiefeng Liu3, Tianpin Wu1

  • 1Advanced Photon Sources X-Ray Science Division Argonne National Laboratory Lemont Illinois USA.

Exploration (Beijing, China)
|June 16, 2023
PubMed
概括
此摘要是机器生成的。

先进的表征技术对于开发新的可再生能源材料至关重要. 传输X射线显微镜等新兴方法揭示了材料特性,加速了碳中和性高性能电池的设计.

关键词:
电池材料 电池材料 电池材料固体电解质相间阶段传输X射线显微镜和冷传输电子显微镜.

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Identification and Quantification of Decomposition Mechanisms in Lithium-Ion Batteries; Input to Heat Flow Simulation for Modeling Thermal Runaway
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Identification and Quantification of Decomposition Mechanisms in Lithium-Ion Batteries; Input to Heat Flow Simulation for Modeling Thermal Runaway

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Failure Analysis of Batteries Using Synchrotron-based Hard X-ray Microtomography
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Failure Analysis of Batteries Using Synchrotron-based Hard X-ray Microtomography

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相关实验视频

Last Updated: Jul 26, 2025

Elemental-sensitive Detection of the Chemistry in Batteries through Soft X-ray Absorption Spectroscopy and Resonant Inelastic X-ray Scattering
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Identification and Quantification of Decomposition Mechanisms in Lithium-Ion Batteries; Input to Heat Flow Simulation for Modeling Thermal Runaway
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Identification and Quantification of Decomposition Mechanisms in Lithium-Ion Batteries; Input to Heat Flow Simulation for Modeling Thermal Runaway

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Failure Analysis of Batteries Using Synchrotron-based Hard X-ray Microtomography
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Failure Analysis of Batteries Using Synchrotron-based Hard X-ray Microtomography

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科学领域:

  • 材料科学 材料科学 材料科学
  • 储能 储能 储能 储能 储能 储能
  • 分析化学 分析化学

背景情况:

  • 全球向可再生能源的转型需要新的材料和技术.
  • 传统的表征方法在运行条件下难以分析能量材料的电化学和结构变化.
  • 对电子束敏感的材料需要先进的成像技术.

研究的目的:

  • 审查能源材料先进表征技术的突破.
  • 讨论这些技术如何促进对物质行为的理解.
  • 为了指导未来电池材料的设计,以实现碳中和.

主要方法:

  • 传输X射线显微镜 (TXM) 的使用
  • 低温传输电子显微镜 (Cryo-TEM) 是一种电子显微镜.
  • 操作特征表征技术 操作特征表征技术

主要成果:

  • 像TXM和Cryo-TEM这样的先进技术提供了高分辨率的成像和化学信息.
  • 这些方法可以在储能过程中进行物质演变的现场/操作分析.
  • 在多尺度层面上理解结构-属性相关性是可以实现的.

结论:

  • 新兴的特征技术对于克服当前能源材料研究的局限性至关重要.
  • 这些先进的工具加速了高容量电活性材料的开发.
  • 获得的见解将指导下一代电池的设计,这对于实现碳中和至关重要.