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Updated: Jul 20, 2025

Non-aqueous Electrode Processing and Construction of Lithium-ion Coin Cells

Non-aqueous Electrode Processing and Construction of Lithium-ion Coin Cells

Published on: February 1, 2016

为先进的电池构建纯阳极.

Minjun Je¹, Dong-Yeob Han¹, Jaegeon Ryu²

¹Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Republic of Korea.

Accounts of chemical research

|August 1, 2023

概括

研究人员正在为先进的可充电电池开发纯阳极. 纳米级和微结构在克服体积膨胀挑战方面显示出有前途的前景,从而实现更高的能量密度和更好的电池性能.

科学领域:

材料科学与工程材料科学与工程
电化学电化学电化学
储能储能储能储能储能储能

背景情况:

电子产品和电动汽车中对高性能电池的需求日益增长,需要先进的阳极材料.
纯比传统石墨具有更高的能量密度,但在循环过程中遭受严重的体积膨胀.
阳极的体积变化导致颗粒破裂,粉碎和快速容量衰变,阻碍了实际应用.

研究的目的:

审查纯阳极的进展,重点关注特征大小在克服内在挑战中的作用.
突出减轻体积膨胀和稳定阳极中固体电解质介相 (SEI) 层的策略.
为实用电池系统开发高质量,高能量密度的纯阳极提供指导方针.

主要方法:

对纳米/微结构粒子纳米技术方法的审查.
分析用于制造大量微粒的后工程方法.
讨论材料设计和电池组件选择,以获得协同效应.

主要成果:

纳米级的 (150nm以下) 显示出对体积变化应力有弹性.
纳米/微结构和散装工程策略有效地解决了的体积扩张问题.
固体电解质相间层 (SEI) 的稳定对于防止不良反应至关重要.

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Published on: November 11, 2013

Solid-state Graft Copolymer Electrolytes for Lithium Battery Applications

Solid-state Graft Copolymer Electrolytes for Lithium Battery Applications

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Non-aqueous Electrode Processing and Construction of Lithium-ion Coin Cells

Non-aqueous Electrode Processing and Construction of Lithium-ion Coin Cells

Published on: February 1, 2016

Characterization of Electrode Materials for Lithium Ion and Sodium Ion Batteries Using Synchrotron Radiation Techniques

Characterization of Electrode Materials for Lithium Ion and Sodium Ion Batteries Using Synchrotron Radiation Techniques

Published on: November 11, 2013

Solid-state Graft Copolymer Electrolytes for Lithium Battery Applications

Solid-state Graft Copolymer Electrolytes for Lithium Battery Applications

Published on: August 12, 2013

结论:

纯阳极,特别是那些在纳米和微尺度上设计的阳极,对于下一代电池具有重大潜力.
克服体积膨胀和SEI不稳定性是实现阳极高能量密度的关键.
细胞和系统层面的合作策略对于纯阳极的实际实施至关重要.