Interfacial Regulation and Modeling of Electromagnetic Shielding in Liquid Gallium-Modified Copper Fabric/Polyurea Composites

Q: What does this research mean for the field?

A flexible sandwich-structured composite membrane (PU-Ga@CuF) fabricated via liquid-gallium-enabled interfacial regulation provides effective and controllable electromagnetic interference (EMI) shielding for deformable electronics. Novelty: ClaimNovelty.NOVEL_FINDING. Consensus alignment: ConsensusAlignment.NEUTRAL.

Jinfeng Cai; 白新菊; Zhuoyue Li; Xiaobin Xu; Muchao Qu; Haoran Cheng; Xin Wang; Xianhu Liu; Canhong Xy

doi:10.1039/d6tc01128d

January 1, 2026Journal of Materials Chemistry C

Interfacial Regulation and Modeling of Electromagnetic Shielding in Liquid Gallium-Modified Copper Fabric/Polyurea Composites

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Key Points

This research aims to develop flexible materials that effectively shield against electromagnetic interference for use in electronics.
Fabrication of a sandwich-structured composite membrane using liquid gallium and copper fabric modified with polyurea.
Experimental analysis conducted to evaluate the electromagnetic shielding effectiveness.
Control of electromagnetic responses through material composition and structure manipulation.
The PU-Ga@CuF composite demonstrated significantly enhanced EMI shielding effectiveness compared to pure polyurea.
Shielding effectiveness measured at high frequencies showed a notable increase with the addition of liquid gallium and copper fabric.
Flexibility of the composite allows for practical applications in deformable electronics.

Implication

Investigates electromagnetic shielding effectiveness of liquid gallium composites, indicating potential for flexible electronics.

Abstract

Flexible electromagnetic interference (EMI) shielding materials with controllable electromagnetic responses are highly desired for high-frequency and deformable electronics. Here, a flexible sandwich-structured composite membrane (PU-Ga@CuF) is fabricated via liquid-gallium-enabled interfacial...

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Cite This Study

Cai et al. (2026) studied this question.

synapsesocial.com/papers/6a23b9ac71a5da9775e757f7 https://doi.org/10.1039/d6tc01128d

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Interfacial Regulation and Modeling of Electromagnetic Shielding in Liquid Gallium-Modified Copper Fabric/Polyurea Composites

Key Points

Implication

Abstract

Discussion

Cite This Study

Interfacial Regulation and Modeling of Electromagnetic Shielding in Liquid Gallium-Modified Copper Fabric/Polyurea Composites

Key Points

Implication

Abstract

Discussion

Cite This Study

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