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Liquid metal based metasurface for cross-band and ultra-wideband polarization conversion
Micro/Nano Technology and Fine Mechanics | 更新时间:2024-05-06
    • Liquid metal based metasurface for cross-band and ultra-wideband polarization conversion

    • 无线通信领域的研究取得了重要进展。专家们成功提出了一种基于液态金属材质的跨X和Ku波段超宽带极化转换电磁超表面,这一创新设计在电磁波传播和极化方向调控方面展现了显著的优势。该超表面不仅具备宽频带、高极化转换率等优异性能,还具备体积小、无机械疲劳损伤、易共形、成本低等实际应用中的关键优势。实验结果显示,在7.595 GHz到17.712 GHz的超宽带范围内,该超表面能够实现高效的交叉极化转换或宽带圆极化转换功能。特别地,当阶梯状液态金属结构宽度为1.6 mm时,在相对带宽为79.9%的频带上,极化转换率优于90%。而当宽度调整为0.3 mm时,在特定频带上,超表面则展现出线极化向圆极化转换的功能。这一研究成果不仅验证了跨X和Ku波段超宽带极化转换电磁超表面的多功能性和有效性,还为无线通信领域的信号识别与接收提供了新的解决方案,为相关技术的发展和应用奠定了坚实的基础。这一创新性的研究无疑为无线通信领域的未来发展注入了新的活力。
    • Optics and Precision Engineering   Vol. 32, Issue 7, Pages: 987-997(2024)
    • DOI:10.37188/OPE.20243207.0987    

      CLC: TB34;O441.4
    • Published:10 April 2024

      Received:22 August 2023

      Revised:13 September 2023

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  • SHAO Yanan,LI Bowen,GAO Shibo,et al.Liquid metal based metasurface for cross-band and ultra-wideband polarization conversion[J].Optics and Precision Engineering,2024,32(07):987-997. DOI: 10.37188/OPE.20243207.0987.

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