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Multifunctional Metasurface Based on Cascaded Multilayer Modules
Tongxing Huang1, Shuai Huang1, Zhijin Wen1
1School of Electronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu 611731, China.
Nanomaterials (Basel, Switzerland)
|October 28, 2025
Summary
This study introduces a novel modular metasurface design for versatile electromagnetic wave control. The cascaded multilayer approach enables broadband multifunctional applications like beam generation and polarization conversion.
Area of Science:
- Electromagnetic Metasurfaces
- Wavefront Manipulation
- Applied Electromagnetics
Background:
- Metasurfaces offer advanced control over electromagnetic waves.
- Achieving broadband and multifunctional capabilities remains a challenge.
- Modular designs can enhance flexibility and reconfigurability.
Purpose of the Study:
- To propose a novel design method for multifunctional modular metasurfaces.
- To demonstrate comprehensive electromagnetic wavefront manipulation.
- To enable flexible and rapid functional switching for diverse applications.
Main Methods:
- Cascaded multilayer module design with optimized resonator configurations.
- Achieving strong electromagnetic coupling and balanced interface impedance.
- Pairwise cascading of three modules for maximized channel count and utilization.
Main Results:
- Realization of comprehensive electromagnetic wavefront manipulation across 4 broadband frequency ranges.
- Demonstration of diverse functionalities: OAM beam generation, polarization conversion, beam splitting, RCS reduction.
- Implementation of 7 operational channels in both transmission and reflection modes.
Conclusions:
- The proposed cascading method enables broadband multifunctional metasurfaces.
- Direct attachment assembly facilitates rapid installation and functional switching.
- This approach offers significant flexibility for advanced electromagnetic wave control applications.
