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Related Experiment Video

Updated: Jan 18, 2026

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

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Published on: June 7, 2019

A flexible linear circular bipolarization conversion metasurface based on graphene.

Changfeng Fu¹, Yu Zhu¹, Bo Yang¹

¹School of Electronic and Information Engineering, Suzhou University of Technology, Suzhou, 215506, China.

Physical Chemistry Chemical Physics : PCCP

|September 11, 2025

Summary

This study introduces a flexible graphene metasurface for versatile polarization conversion. It achieves both linear-to-linear and linear-to-circular conversions with tunable performance and radar cross-section reduction.

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Area of Science:

Electromagnetics and Metamaterials
Nanotechnology and Graphene Applications

Background:

Metasurfaces offer advanced control over electromagnetic waves.
Graphene's tunable properties are ideal for dynamic electromagnetic devices.

Purpose of the Study:

To propose a flexible graphene-based metasurface for bipolarization conversion.
To achieve dynamic control over polarization conversion ratios and axial ratios.

Main Methods:

Design and simulation of a graphene metasurface.
Dynamic regulation of graphene's sheet resistance.
Analysis using admittance model and surface current distribution.

Main Results:

Single-band linear-to-linear (LTL) polarization conversion (7.47-12.38 GHz, PCR > 90%).
Dual-band linear-to-circular (LTC) polarization conversion (6.25-7.28 GHz and 13.01-26.71 GHz, AR < 3 dB).
Over 10 dB radar cross-section reduction (7.54-12.33 GHz).

Conclusions:

The proposed metasurface demonstrates high-efficiency, broadband, and flexible bipolarization conversion.
The design shows potential for applications in wireless communication, radar, and remote sensing.