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Design principles for electrically driven Luttinger liquid-fed plasmonic nanoantennas.

Eun Su Jeon¹, YoonYeong Ko¹, SeokJae Yoo¹

¹Department of Physics, Inha University, Incheon, Republic of Korea.

Nanophotonics (Berlin, Germany)

|December 5, 2024

Summary

Electrons in one-dimensional (1D) metals efficiently become infrared plasmons due to Luttinger liquid properties. This enables 1D Luttinger liquid-fed nanoantennas for efficient infrared light generation.

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Area of Science:

Condensed Matter Physics
Materials Science
Nanophotonics

Background:

One-dimensional (1D) metals exhibit unique electronic properties as Luttinger liquids.
Luttinger liquid behavior suppresses quasiparticle excitations, facilitating electron-to-plasmon conversion.
Optical nanoantennas can couple plasmons to free-space radiation.

Purpose of the Study:

To propose design principles for 1D metallic Luttinger liquid feeds.
To outline design strategies for nanoantennas to achieve high radiation efficiency.
To enable efficient infrared light sources using electrically driven nanoantennas.

Main Methods:

Theoretical investigation of electron dynamics in 1D Luttinger liquids.
Design principles for optimizing plasmon injection efficiency.

Keywords:

Luttinger liquid carbon nanotubes light sources nanoantenna one-dimensional materials tunneling

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Nanoantenna design for efficient coupling of 1D plasmons to photons.

Main Results:

Demonstrated efficient conversion of injected electrons into infrared plasmons.
Proposed design guidelines for high-efficiency Luttinger liquid feeds.
Outlined strategies for nanoantenna design to maximize radiation efficiency.

Conclusions:

Electrically driven 1D Luttinger liquid-fed nanoantennas are feasible for efficient infrared light generation.
The proposed design principles can guide experimental realization.
This work paves the way for novel infrared light sources.