Terahertz Metamaterials Inspired by Quantum Phenomena

Area of Science:

• Metamaterials and Nanophotonics
• Quantum Optics
• Terahertz Science and Technology

Background:

• Terahertz (THz) frequency range offers unique properties for advanced applications.
• Metamaterials leverage quantum phenomena for novel functionalities.
• Quantum-inspired designs are crucial for next-generation wireless technologies.

Purpose of the Study:

• To summarize principles of quantum physics-inspired metamaterials.
• To highlight recent advances in THz applications of these metamaterials.
• To cover both spatial and on-chip metadevice realizations.

Main Methods:

• Review of quantum phenomena (EIT, Fano resonance, BICs, EPs) in classical metamaterial frameworks.
• Exploration of topological metamaterials for robust on-chip THz wave propagation.
• Analysis of metadevices for THz communication, imaging, sensing, and biosensing.

Main Results:

• Quantum-inspired metamaterials enable diverse THz applications, including electromagnetically induced transparency (EIT) and Fano resonances.
• Topological metamaterials provide robust, low-loss on-chip THz wave propagation, suppressing backscattering.
• These advancements pave the way for high-speed on-chip data transmission and THz photonic integrated circuits.

Conclusions:

• Quantum physics-inspired metamaterials are key to unlocking the full potential of the THz spectrum.
• These designs are essential for the development of 6G and 7G wireless communication technologies.
• The integration of quantum principles into metamaterials drives innovation in metadevices for various applications.