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Updated: Jul 2, 2025

Scalable Solution-processed Fabrication Strategy for High-performance, Flexible, Transparent Electrodes with Embedded Metal Mesh

Scalable Solution-processed Fabrication Strategy for High-performance, Flexible, Transparent Electrodes with Embedded Metal Mesh

Published on: June 23, 2017

高精度打印灵活的MXene图案,以实现动态调节的电磁干扰屏蔽性能.

Lulu Li¹, Cheng-Zhang Qi¹, Mengjie Chen¹

¹State Key Laboratory of Organic-Inorganic Composites, Beijing University of Chemical Technology, Beijing 100029, China.

ACS applied materials & interfaces

|February 28, 2024

概括

研究人员使用直接打印开发了智能电磁干扰 (EMI) 屏蔽材料. 这项创新通过改变亚波长结构来提供可调节的屏蔽效果,解决了电子设备保护的关键挑战.

关键词:

在MXene墨水中,使用MXene墨水.可动态调的性能性能.电磁干扰屏蔽电磁干扰屏蔽精密打印印刷的使用方法亚波长结构结构亚波长结构

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科学领域:

材料科学材料科学材料科学
电磁学电磁学电磁学电磁学
纳米技术纳米技术

背景情况:

先进的电子设备需要有效的电磁干扰 (EMI) 屏蔽.
目前的智能EMI屏蔽材料面临着厚度,可调性和可逆性等限制.

研究的目的:

开发一种新的方法,用于可控制的EMI屏蔽,使用亚波长结构调制.
通过直接打印创建高性能,可调节的EMI屏蔽材料.

主要方法:

使用离子 (Al3+) 调节的MXene墨水直接打印以实现高导电性而无需回火.
使用压力对子波长结构进行可控调制,以调整EMI屏蔽效率.
材料导电性和EMI屏蔽性能的表征.

主要成果:

在印刷线条中实现高金属导电性 (∼5000 S cm-1).
证明了EMI屏蔽效率 (SE) 的可逆调性,从8.2dB (非状态) 到34dB (在状态).
通过应力成功调节亚波长结构,用于可调节的屏蔽.

结论:

开发的方法为创建智能EMI屏蔽材料提供了一个可行的策略.
这种方法为克服智能EMI屏蔽现有挑战提供了一条途径.
这项研究为先进的,可适应的电磁屏蔽设备铺平了道路.