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Updated: Jul 4, 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

通过多维结构设计,构建具有高效存储性能的稳定集成电极.

Fenghui Li^1,2, Hao Wu¹, Hong Wen¹

¹College of Chemical Engineering, Zhejiang University of Technology, Hangzhou 310014, China.

ACS applied materials & interfaces

|February 6, 2024

概括

此摘要是机器生成的。

研究人员使用石墨烯板,Si纳米线和碳纳米管开发了一种稳定的 (Si) 电极,用于先进的离子电池,提高循环稳定性和性能.

关键词:

在 PAN 循环化过程中,集成电极集成的电极.离子电池是一种离子电池.多维结构设计多维结构设计.阳极是一种阳极.

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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

Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing

Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing

Published on: March 7, 2018

相关实验视频

Last Updated: Jul 4, 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

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

Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing

Focused Ion Beam Fabrication of LiPON-based Solid-state Lithium-ion Nanobatteries for In Situ Testing

Published on: March 7, 2018

科学领域:

材料科学材料科学材料科学
电化学电化学电化学
纳米技术纳米技术

背景情况:

(Si) 是下一代离子电池的一个有前途的阳极材料.
挑战包括低导电性和循环期间显著的体积变化,影响稳定性和商业化.
合理的电极架构设计对于提高Si性能至关重要.

研究的目的:

为了制造一个稳定的集成电极,提高电化学性能.
通过一种新的结构设计来解决阳极的局限性.
为了评估开发的电极的循环稳定性,速率能力和能量密度.

主要方法:

使用2D石墨烯板 (G),1D石墨烯纳米线 (SiNW) 和碳纳米管 (CNT) 制造稳定的集成Si电极.
利用聚烯二 (PAN) 的循环化工艺,创建循环化PAN (cPAN) 和CNT的合规涂层.
描述了电极结构和电化学性能,包括循环稳定性和速率能力.

主要成果:

集成电极采用G/SiNW框架,涂上cPAN和CNT,创建相互连接的运输通道.
电极表现出高导电性和对体积变化的耐受性,提高了速率性能和循环性.
在3.0 A g-1的1000个循环后,达到650 mAh g-1的重力测量容量.
一个带有LiNi_0.5Co_0.2Mn_0.3O₂阴极的完整电池在2.0°C的160个循环后保持了84.8%的容量,并在0.5°C时达到435Wh kg^{-1的能量密度.}

结论:

多维结构设计显著提高了阳极的循环稳定性,速率性能和结构完整性.
开发的电极材料显示出在高能量密度离子电池中的实际应用的巨大潜力.
这项研究为基于的电池材料的电极级结构设计提供了宝贵的见解.