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Updated: Sep 6, 2025
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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
Published on: December 27, 2012
15.5K
Dynamic and Active THz Graphene Metamaterial Devices.
Lan Wang1, Ning An2, Xusheng He3
1Yangtze Delta Region Institute (Huzhou), University of Electronic Science and Technology of China, Huzhou 313001, China.
Nanomaterials (Basel, Switzerland)
|June 24, 2022
Summary
Graphene metamaterials offer tunable terahertz (THz) wave control due to unique properties. This review covers their linear/nonlinear characteristics and applications in THz amplitude, phase, and harmonic generation.
Area of Science:
- Materials Science
- Condensed Matter Physics
- Optics and Photonics
Background:
- Terahertz (THz) waves are gaining attention for diverse applications.
- Graphene metamaterials possess unique properties like broadband optical response and fast relaxation times.
- These materials are crucial for advanced THz technologies.
Purpose of the Study:
- To review the linear and nonlinear properties of graphene.
- To explore typical applications of graphene metamaterials in the THz range.
- To discuss advancements in optically and electrically actuated THz devices.
Main Methods:
- Literature review of graphene's optical and nonlinear characteristics.
- Analysis of graphene metamaterial structures and their THz interactions.
- Examination of actuation mechanisms (optical and electrical) for THz modulation.
Main Results:
- Graphene's properties enable flexible and controllable THz metamaterial designs.
- Applications include modulation of THz amplitude, phase, and harmonic generation.
- Optically and electrically actuated devices demonstrate significant potential.
Conclusions:
- Graphene metamaterials are highly promising for THz applications.
- Further research into their prospects and trends is warranted.
- These materials are key to future THz technology development.
