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Related Experiment Video

Updated: May 13, 2026

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

Self-similar parabolic plasmonic beams.

Arthur R Davoyan¹, Sergei K Turitsyn, Yuri S Kivshar

¹Department of Electrical and Systems Engineering, University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA. arthur.davoyan@gmail.com

|March 5, 2013

Summary

Stable self-similar plasmonic waves with a parabolic profile are demonstrated. This interplay between diffraction and nonlinearity allows for controllable manipulation of plasmons.

Area of Science:

Nonlinear optics
Plasmonics
Wave propagation

Background:

Plasmonic waves are light-matter interactions at the nanoscale.
Nonlinearity and diffraction are fundamental wave phenomena.
Controlling plasmonic waves is crucial for nanophotonics.

Purpose of the Study:

To investigate the possibility of stable self-similar plasmonic waves.
To explore the role of diffraction and defocusing nonlinearity.
To demonstrate controllable manipulation of plasmons.

Main Methods:

Theoretical analysis of wave propagation equations.
Numerical simulations of plasmonic wave dynamics.
Investigating the interplay between diffraction and nonlinear effects.

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

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

Published on: July 21, 2018

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Last Updated: May 13, 2026

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

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Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

Design, Fabrication, and Experimental Characterization of Plasmonic Photoconductive Terahertz Emitters

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

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

Published on: July 21, 2018

Main Results:

Stable self-similar plasmonic waves with a parabolic profile were successfully demonstrated.
The interplay between diffraction and defocusing nonlinearity supports these waves.
A parabolic spatial phase distribution facilitates controllable plasmon manipulation.

Conclusions:

The combination of diffraction and nonlinearity offers a pathway to stable, self-similar plasmonic waves.
The parabolic profile and phase distribution enable precise control over plasmon propagation.
This finding has implications for advanced nanophotonic devices and applications.