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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
Published on: December 27, 2012
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Terahertz metamaterials and systems based on rolled-up 3D elements: designs, technological approaches, and properties
Victor Ya Prinz1, Elena V Naumova1, Sergey V Golod1
1Rzhanov Institute of Semiconductor Physics, Russian Academy of Science, Siberian Branch, Novosibirsk, 630090, Russia.
Scientific Reports
|March 4, 2017
Summary
Researchers developed a novel fabrication method for 3D electromagnetic metamaterials using rolled-up resonators. This technique enables mass production of advanced terahertz and optical devices with unprecedented polarization control.
Area of Science:
- Physics
- Materials Science
- Nanotechnology
Background:
- Traditional fabrication methods limit the creation of 3D metamaterials.
- Practical applications often require 3D resonators, which are difficult to produce precisely.
- Existing techniques struggle with mass fabrication of complex 3D micro- and nanoresonators.
Purpose of the Study:
- To present versatile fabrication approaches for metamaterials with 3D rolled-up resonators.
- To demonstrate novel terahertz (THz) metamaterials and systems.
- To achieve giant polarization rotation using chiral metamaterials.
Main Methods:
- Fabrication of 3D metamaterials using rolled-up strained films.
- Demonstration of novel THz metamaterials and systems.
- Utilizing 3D printing for assembling complex bianisotropic systems with microhelices.
Main Results:
- Achieved giant polarization rotation (85°) with ultrasharp quasiperiodic peaks in polarization spectra.
- Observed peculiar chiral waveguide resonance contributing to spectral features.
- Demonstrated parallel, IC-compatible, and scalable fabrication for mass production.
Conclusions:
- Rolled-up meta-atoms offer a versatile and scalable platform for future metamaterial devices.
- The novel fabrication method overcomes limitations of traditional approaches for 3D metamaterials.
- These advancements pave the way for commercial applications of advanced metamaterials.
