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Related Experiment Video

Updated: May 15, 2026

Determination of the Excitation and Coupling Rates Between Light Emitters and Surface Plasmon Polaritons

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Published on: July 21, 2018

Multiple plasmon-induced transparencies in coupled-resonator systems.

Jianjun Chen¹, Chen Wang, Ru Zhang

¹State Key Laboratory of Information Photonics and Optical Communications, Beijing University of Posts and Telecommunications, Beijing 100876, China. chernmore@pku.edu.cn

|December 22, 2012

Summary

Researchers demonstrate multiple plasmon-induced transparencies in a compact plasmonic waveguide. This effect, similar to electromagnetically induced transparency (EIT), arises from phase coupling in stub resonators, enabling novel optical applications.

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Area of Science:

Plasmonics
Nanophotonics
Metamaterials

Background:

Electromagnetically induced transparency (EIT) is a quantum interference effect that enables transparency in an opaque medium.
Plasmonic structures offer unique light-matter interactions at the nanoscale, enabling novel optical phenomena.
Miniaturization of optical devices is crucial for integrated photonic circuits.

Purpose of the Study:

To numerically predict multiple plasmon-induced transparencies in an ultracompact plasmonic structure.
To investigate the underlying physics of EIT-like phenomena in plasmonic systems.
To demonstrate a plasmonic structure with a small footprint for potential applications.

Main Methods:

Numerical simulations of a plasmonic structure comprising series of stub resonators side-coupled with a metal-isolator-metal waveguide.
Analysis of phase-coupled effects and detuned resonant wavelengths between adjacent stub resonators.
Application of an analytic model and relative phase analysis based on scattering matrix theory.

Main Results:

Prediction of multiple plasmon-induced transparencies within the compact plasmonic structure.
Observation of EIT-like spectral responses due to phase coupling between detuned stub resonators.
Achieved multiple EIT-like responses with nanometer-scale bandwidths in a structure of approximately 0.6 μm².

Conclusions:

The proposed ultracompact plasmonic structure can exhibit multiple plasmon-induced transparencies.
Phase coupling in detuned stub resonators is the key mechanism for generating EIT-like effects.
This work provides a pathway for developing miniaturized plasmonic devices with tailored optical responses.