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Simultaneous realization of polarization conversion for reflected and transmitted waves with bi-functional
Xiaojun Huang1, Xia Ma2, Xuewen Li3
1College of Communication and Information Engineering, Xi'an University of Science and Technology, Xi'an, 710054, China. hxj@xust.edu.cn.
Scientific Reports
|February 12, 2022
Summary
This study introduces a novel bilayered metasurface for manipulating microwave polarization. The metasurface effectively converts incident waves to their orthogonal states with high polarization conversion rates.
Area of Science:
- Electromagnetism
- Materials Science
Background:
- Metasurfaces offer flexible polarization manipulation for microwave systems.
- Conventional components have limitations in customization.
Purpose of the Study:
- To design a bilayered metasurface for simultaneous manipulation of reflected and transmitted microwave polarizations.
- To achieve high polarization conversion rates for incident waves.
Main Methods:
- Design and simulation of a bilayered metasurface structure.
- Analysis of polarization conversion rate for x- and y-polarized incident waves.
- Experimental verification of simulated results.
Main Results:
- The metasurface converts incident x- or y-polarized waves to their orthogonal states.
- Achieved polarization conversion rate exceeding 90% for both normal and oblique incidences.
- Experimental validation confirmed simulation accuracy.
Conclusions:
- The designed metasurface enables flexible and versatile polarization conversion.
- The device shows potential for polarization-controlled applications and scalability to higher frequencies.
