Thermoresistive Network in Phase‐Transition Hydrogel: Achieving on/off Switchable Electromagnetic Interference Shielding DOI

Jingyuan Tang,

Yi Gao, Tian Li

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 4, 2025

Abstract Intelligent electromagnetic interference (EMI) shielding materials, with their tunable EM wave response characteristics, have attracted much attention. However, the molecular‐level mechanism is under‐explored and tuning range narrow. This study proposes an EMI switch hydrogel based on molecular precision manipulation of a thermoresistive network capable adaptively regulating performance. It has two temperature‐controlled switching states: on/off strong/weak shielding. The consists interpenetrating polyvinyl alcohol (PVA) poly(N‐isopropylacrylamide) (PNIPAM) networks, giving it thermal shrinkable properties. A temperature‐induced high contact resistance MXene‐carbon nanotubes (MXene‐CNTs) conductive assembled within it. combination enables to switchable performance in X‐band, 9.3–53.9 dB at different temperatures or thicknesses. remarkable results from synergistic effect temperature‐driven shrinkage matrix network, involving adjustments particle stacking, conductivity, transmission path. MXenes offer remote‐controlled photothermal‐responsive Significantly, hydrogel's self‐healing properties allow endure damage its can be quickly restored. work paves new way for rational design adaptive devices level.

Language: Английский

Advancements in 2D Titanium Carbide (MXene) for Electromagnetic Wave Absorption: Mechanisms, Methods, Enhancements, and Applications DOI Open Access
Yang Wang, Na Li, Gui‐Wen Huang

et al.

Small Methods, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 28, 2025

Abstract With the advent of 5G era, there has been a marked increase in research interest concerning electromagnetic wave‐absorbing materials. A critical challenge remains improving properties these materials while satisfying diverse application demands. MXenes, identified as prominent “emerging” 2D for wave absorption, offer unique advantages that are expected to drive advancements and innovations this field. This review emphasizes synthesis benefits provided by structural characteristics MXenes performance enhancements achieved through their combination with other absorbing Material requirements, approaches, conceptual frameworks integrated underscore advantages. The study provides thorough analysis MXene‐absorbing composites, going beyond basic classification address preparation modification processes affecting absorption composites. Attention is directed techniques, design principles, influence on composite performance. Additionally, potential applications devices summarized. concludes addressing challenges currently confronting MXene outlining developmental trends, aiming guidance subsequent domain.

Language: Английский

Citations

1
Gradient-structured polyimide nonwoven fabrics for intelligent adjustable low-reflection electromagnetic interference shielding DOI
Xinwei Tang, Haiyan Gao,

Xu Zhao

et al.

Materials Today Nano, Journal Year: 2025, Volume and Issue: 29, P. 100586 - 100586

Published: Feb. 7, 2025

Language: Английский

Citations

0
Anisotropic MXene/Waterborne Polyurethane/Polypyrrole ternary composite aerogels for enhanced electromagnetic interference shielding and multifunctional applications DOI

Xiaoxuan Qie,

Jingzong He,

Shilin Liu

et al.

Composites Communications, Journal Year: 2025, Volume and Issue: 55, P. 102294 - 102294

Published: Feb. 7, 2025

Language: Английский

Citations

0
Recent Progress on 2D‐Material‐Based Smart Textiles: Materials, Methods, and Multifunctionality DOI Creative Commons

Yong Kyu Choi,

Jiheon Kim, Jaemin Lee

et al.

Advanced Engineering Materials, Journal Year: 2025, Volume and Issue: unknown

Published: March 9, 2025

Smart textiles integrated with 2D materials are revolutionizing the field of wearable technologies by providing advanced functionalities that extend far beyond those traditional fabrics. This review comprehensively explores cutting‐edge materials, such as graphene derivatives, MXenes, and transition‐metal dichalcogenides, highlights their unique electrical, mechanical, thermal properties. The sophisticated methods which these embedded into textiles, including coating, deposition, 3D printing, spinning, other approaches, thoroughly discussed. is followed an overview applications smart energy harvesting, environmental human health monitoring, storage, electromagnetic‐interference shielding, management, each contribute to multifaceted capabilities modern wearables. Finally, emphasizes shift toward multifunctionality, through increasingly configured perform multiple roles simultaneously, thereby enhancing both utility efficiency textiles. By offering a detailed account current achievements potential advancements in this underscores pivotal role crafting next‐generation wearables for healthcare, sports, beyond.

Language: Английский

Citations

0
Thermoresistive Network in Phase‐Transition Hydrogel: Achieving on/off Switchable Electromagnetic Interference Shielding DOI

Jingyuan Tang,

Yi Gao, Tian Li

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 4, 2025

Abstract Intelligent electromagnetic interference (EMI) shielding materials, with their tunable EM wave response characteristics, have attracted much attention. However, the molecular‐level mechanism is under‐explored and tuning range narrow. This study proposes an EMI switch hydrogel based on molecular precision manipulation of a thermoresistive network capable adaptively regulating performance. It has two temperature‐controlled switching states: on/off strong/weak shielding. The consists interpenetrating polyvinyl alcohol (PVA) poly(N‐isopropylacrylamide) (PNIPAM) networks, giving it thermal shrinkable properties. A temperature‐induced high contact resistance MXene‐carbon nanotubes (MXene‐CNTs) conductive assembled within it. combination enables to switchable performance in X‐band, 9.3–53.9 dB at different temperatures or thicknesses. remarkable results from synergistic effect temperature‐driven shrinkage matrix network, involving adjustments particle stacking, conductivity, transmission path. MXenes offer remote‐controlled photothermal‐responsive Significantly, hydrogel's self‐healing properties allow endure damage its can be quickly restored. work paves new way for rational design adaptive devices level.

Language: Английский

Citations

0