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Robust MXene‑Based Electromagnetic Shielding Textiles Integrated Smart Switching and Tri‑Mode Thermal Conversion
Bin Li1,2, Meng Wei1, Gengjiang Yao3,4
1State Key Laboratory of Coatings for Advanced Equipment, School of Materials Science and Engineering, Shandong University, Jinan, People's Republic of China.
Small (Weinheim an Der Bergstrasse, Germany)
|August 5, 2026
Summary
Researchers developed advanced composite fibers from MXenes and other materials for high-performance textiles. These fibers offer exceptional electromagnetic interference shielding and tunable properties for wearable electronics and aerospace applications.
Area of Science:
- Materials Science
- Nanotechnology
- Textile Engineering
Background:
- Growing demand for high-performance textiles in wearable electronics requires materials with integrated mechanical, electrical, and magnetic functionalities.
- Achieving a synergistic combination of mechanical robustness, environmental stability, and controllable performance in such fibers remains a significant challenge.
Purpose of the Study:
- To develop continuously wet-spun composite fibers integrating mechanical, electrical, and magnetic functionalities.
- To achieve high mechanical strength, environmental stability, and controllable performance for advanced textile applications.
Main Methods:
- Fabrication of composite fibers using transition metal carbides/nitrides (MXenes), sodium alginate, and metal-organic framework derivatives via continuous wet-spinning.
- Utilizing cooperative crosslinking effects (hydrogen-bonding, ionic, covalent) to enhance fiber properties.
- Assembly of fibers into a magnetic conductive textile for performance evaluation.
Main Results:
- The composite fibers exhibited high mechanical strength, flexibility, hydrophobicity, chemical resistance, and antioxidant capacity.
- The assembled textile demonstrated outstanding electromagnetic interference shielding effectiveness (up to 61 dB) across an ultrabroadband frequency range (8.2–12.4 GHz).
- A tunable electromagnetic interference shielding switch (3.04–30.3 dB) was achieved by altering weaving orientation, alongside efficient magneto-, electro-, and photo-thermal conversion capabilities.
Conclusions:
- The developed MXene-based composite fibers offer a versatile platform for high-performance textiles in wearable electronics, electromagnetic compatibility, and aerospace.
- The scalable fabrication strategy enables advanced functionalities including tunable EMI shielding and multi-modal thermal conversion.
- These materials address the need for robust, functional fibers in demanding technological applications.
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