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Nanoscale Interlayer Engineering Enhances MXene-Based Flexible Pressure Sensor

delete2025-07-28
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PRE
AI
Y
Yongfa Cheng *
M
Mengjie Wang
N
Ning Ma
R
Ruohan Zhang
Z
Zizhen Cai
M
Mingyang Liu
Z
Zunyu Liu
S
Shuwen Yan
张
张敬书 (Jingshu Zhang)
Y
Yue Yang
汪剑波 封面图
汪剑波 (Jianbo Wang)
刘
刘伟杰 (Weijie Liu) *
L
Luying Li *
DOI:10.1021/acs.nanolett.5c01464delete
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摘要

摘要

En 中文
MXene,一种新兴的二维纳米材料,因其具有较大的比表面积、优异的机械强度和卓越的电学与化学性能而受到广泛关注,使其成为高性能压力传感器的有力候选材料。然而,其固有的自堆积倾向限制了层间结构的可调性,而这对于基于电阻的传感机制至关重要。在本工作中,我们成功实现了MXene层间距的连续调控,有效提升了压力传感器的灵敏度和整体性能。优化后的传感器在低压范围(0–18 kPa)展现出145.5 kPa–1的优异线性灵敏度,在中等压力范围(18–50 kPa)为25.7 kPa–1,同时具备68 ms和40 ms的快速响应与恢复时间。此外,该传感器在超过10,000次加载/卸载循环中表现出卓越的耐久性,性能稳定。该传感器进一步应用于人体运动、健康信号及人机交互的实时监测,凸显了其在下一代可穿戴电子和智能传感应用中的巨大潜力。
Keyword:
MXene
pressure sensor
interlayer spacing
sensitivity
wearable electronics

期刊

Nano Letters 封面图
Nano Letters
IF:
9.1
论文数:
2.7W
被引数:
16.5W

机构

N
Northwestern University
学者数:
6.2W
论文数: 5.3W
被引数: 3.9K
H
huazhong university of science and technology
学者数:
2.7W
论文数: 8.1K
被引数: 5
A
anhui university
学者数:
1.9W
论文数: 1.2W
被引数: 24
W
wuhan university
学者数:
8.1W
论文数: 5.8W
被引数: 70
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