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Updated: Aug 28, 2025

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.4K

Recent progress in two-dimensional materials for terahertz protection.

Jialiang Pan1,2, Haowen Hu1, Zechen Li1

  • 1State Key Lab of New Ceramics and Fine Processing, School of Materials Science and Engineering, Tsinghua University Beijing 100084 China hongweizhu@tsinghua.edu.cn.

Nanoscale Advances
|September 22, 2022
PubMed
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This summary is machine-generated.

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Terahertz (THz) protection materials are crucial for future communication technology. This review highlights 2D material-based metamaterials and intrinsic absorbers for high-efficiency THz protection across ultra-wide wavebands.

Area of Science:

  • Materials Science
  • Electromagnetics
  • Nanotechnology

Background:

  • Terahertz (THz) devices are vital for future communication, necessitating effective THz protection materials.
  • Two-dimensional (2D) materials like graphene and MXenes offer unique THz response properties for metamaterials (MMs).
  • Current THz protection strategies include reflection loss and shielding mechanisms.

Purpose of the Study:

  • To review the progress of 2D material-based THz metamaterials and intrinsic absorbing materials.
  • To present THz protection theories, including reflection loss and shielding mechanisms.
  • To summarize current advantages, challenges, and future prospects of THz protection materials.

Main Methods:

  • Review of research progress on graphene and other 2D material-based THz metamaterials (MMs) and intrinsic materials.

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Last Updated: Aug 28, 2025

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  • Analysis of MM absorbers in single-layer, multi-layer, hybrid, and tunable metasurface configurations.
  • Examination of 3D intrinsic THz absorbing materials utilizing porous and ordered 2D structures.

    • Main Results:

    • 2D material-based metamaterial absorbers demonstrate excellent THz absorption performance.
    • Three-dimensional intrinsic THz absorbing materials exhibit exceptional protection by optimizing impedance matching and enabling multiple THz scatterings.
    • These materials achieve high-efficiency absorption loss and active controllable protection across ultra-wide THz wavebands.

    Conclusions:

    • 2D metamaterials and intrinsic 3D materials offer a strong theoretical and practical basis for THz protection.
    • Advanced structural designs in 2D materials enhance THz absorption and controllable protection.
    • Further development is needed to address existing challenges and unlock the full application potential of these materials.