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Multifunctional Aerogel-Structured Metafabrics Assembled by Hierarchically Porous Microsphere/Nanofibril
Yaqian Jian1, Renhui Tong1, Zixin Dai1
1Innovation Center For Textile Science and Technology, College of Textiles, Donghua University, Shanghai, China.
Advanced Materials (Deerfield Beach, Fla.)
|April 13, 2026
Summary
Researchers developed novel aerogel-structured metafabrics with hierarchical pores and mechanical robustness. These advanced materials show promise for energy dissipation, filtration, and carbon capture applications.
Area of Science:
- Materials Science and Engineering
- Nanotechnology
- Chemical Engineering
Background:
- Micro/nanoporous materials with hierarchical structures and mechanical strength are desirable for applications like damping, filtration, and adsorption.
- Synthesizing such materials with controlled hierarchical porosity and robust mechanical properties remains a significant challenge.
Purpose of the Study:
- To fabricate multifunctional aerogel-structured metafabrics with integrated hierarchical pore structures and robust mechanical properties.
- To explore the potential applications of these novel metafabrics in energy dissipation, filtration, and carbon capture.
Main Methods:
- Innovative integration of millisecond microphase separation molding technology with a multi-parameter coupling control strategy.
- Customization of Taylor cone ejection morphology and regulation of bidirectional mass transfer to create aerogel-like porous microspheres.
- Development of a hierarchical pore structure comprising micro/nanofibrous networks and porous aerogel microspheres.
Main Results:
- Fabrication of aerogel-structured metafabrics with high porosity (>90%) and a hierarchical pore architecture.
- Demonstration of exceptional mechanical robustness and shape-memory properties, even at -196°C, due to the flexible nanofibril structure.
- Achieved superior performance in noise reduction (NRC of 0.5 at 10 mm), high-efficiency air filtration (99.96% efficiency), and CO2 capture (0.68 mmol g-1).
Conclusions:
- The developed aerogel-structured metafabrics offer a promising new platform for creating multifunctional materials.
- This approach provides a viable pathway for designing advanced materials with tailored hierarchical porosity and enhanced mechanical properties.
- The demonstrated capabilities highlight significant potential for practical applications in advanced filtration, energy dissipation, and carbon capture technologies.
