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相关实验视频

Updated: Jul 17, 2025

Tools for Surface Treatment of Silicon Planar Intracortical Microelectrodes

Tools for Surface Treatment of Silicon Planar Intracortical Microelectrodes

Published on: June 8, 2022

激光激活解决方案调节表面终结组增强伪容量Ti₃C₂T_x电极性能

Yonghong Luo¹, Huachao Yang¹, Chongyan Ying¹

¹State Key Laboratory of Clean Energy Utilization, College of Energy Engineering, Zhejiang University, Hangzhou, 310027, China.

Small (Weinheim an der Bergstrasse, Germany)

|September 4, 2023

概括

这项研究引入了一种新的等离子体方法,用于增强超级电容器的二维过渡金属碳化物和化物 (MXenes). 优化后的MXenes表现出更好的伪容量性能和稳定性,用于储能.

关键词:

这就是MXene MXene.储能储能是一种储能.函数组是指功能组中的函数组.非热等离子体的非热等离子体.伪电容性反应的反应.

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Fabrication of Ti3C2 MXene Microelectrode Arrays for In Vivo Neural Recording

Fabrication of Ti3C2 MXene Microelectrode Arrays for In Vivo Neural Recording

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Preparation of Light-responsive Membranes by a Combined Surface Grafting and Postmodification Process

Preparation of Light-responsive Membranes by a Combined Surface Grafting and Postmodification Process

Published on: March 21, 2014

相关实验视频

Last Updated: Jul 17, 2025

Tools for Surface Treatment of Silicon Planar Intracortical Microelectrodes

Tools for Surface Treatment of Silicon Planar Intracortical Microelectrodes

Published on: June 8, 2022

Fabrication of Ti3C2 MXene Microelectrode Arrays for In Vivo Neural Recording

Fabrication of Ti3C2 MXene Microelectrode Arrays for In Vivo Neural Recording

Published on: February 12, 2020

Preparation of Light-responsive Membranes by a Combined Surface Grafting and Postmodification Process

Preparation of Light-responsive Membranes by a Combined Surface Grafting and Postmodification Process

Published on: March 21, 2014

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:

二维过渡金属碳化物和化物 (MXenes) 是超级电容器的有希望的伪电容材料.
在Ti3C2Tx中增强表面氧基可以改善伪电容电荷存储,但在功能化和稳定性方面面临挑战.
现有的方法缺乏有效的策略,可以在MXenes上产生丰富且稳定的氧终端组.

研究的目的:

开发一种低温,环保的基于等离子体的方法来使Ti3C2Tx MXenes具有丰富且稳定的氧终端群的功能化.
研究不同等离子体放电环境 (Ar,O2,H2) 对Ti3C2Tx的结构和电化学特性的影响.
为了评估用等离子体处理的MXenes的超级电容器性能.

主要方法:

使用的不平衡血与Ti3C2Tx分散相互作用.
研究了Ar,O2和H2等离子体放电环境.
使用高分辨率X射线光电谱 (XPS) 分析结构特征.

主要成果:

在H2等离子体处理的Ti3C2Tx中,获得了高含量的 (78.5%) 表面终结氧基.
用H2血治疗的Ti3C2Tx保持了其形态,并且含量显著降低.
用H2等离子处理的Ti3C2Tx表现出极好的电容性能 (418.3F g-1在2 mV s-1) 和稳定性 (95.88%的容量保留在10,000个循环后).

结论:

开发的等离子体方法有效地在Ti3C2Tx上产生了丰富且稳定的氧终端组.
在超级电容器中,H2等离子处理是提高Ti3C2Tx的伪电容性和电化学稳定性的优越方法.
这种方法为开发用于储存可再生能源的先进纳米结构电极材料提供了一条途径.