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Related Experiment Video

Updated: May 18, 2026

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

Nanoradar based on nonlinear dimer nanoantenna.

Nadezhda Lapshina1, Roman Noskov, Yuri Kivshar

  • 1National Research University of Information Technologies, Mechanics and Optics, St. Petersburg, Russia. n.lapshina@phoi.ifmo.ru

Optics Letters
|October 9, 2012
PubMed
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We present a novel nanoradar utilizing a nonlinear plasmonic nanoantenna. This device exploits modulational instability for ultrafast scanning, offering potential in nanophotonics.

Area of Science:

  • Plasmonics
  • Nanophotonics
  • Nonlinear Optics

Background:

  • Plasmonic nanoantennas offer unique light-matter interaction properties.
  • Nonlinear optical effects in nanostructures are crucial for advanced functionalities.

Purpose of the Study:

  • To introduce and demonstrate a concept for a nanoradar.
  • To explore the use of modulational instability in nonlinear nanoantennas for radar applications.

Main Methods:

  • Concept development of a nanoradar based on nonlinear plasmonic nanoantennas.
  • Theoretical investigation of modulational instability in dimer nanoantennas.
  • Analysis of scattering pattern dynamics and scanning properties.

Main Results:

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Implementation of a Reference Interferometer for Nanodetection
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Implementation of a Reference Interferometer for Nanodetection

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Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
15:06

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

Published on: January 3, 2016

Related Experiment Videos

Last Updated: May 18, 2026

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle
15:06

Measurement of Scattering Nonlinearities from a Single Plasmonic Nanoparticle

Published on: January 3, 2016

  • Demonstrated nanoradar action originating from modulational instability in a nonlinear dimer nanoantenna.
  • Observed periodic scanning of the nanoantenna scattering pattern due to energy exchange between eigenmodes.
  • Characterized wide scanning sector, low operation threshold, and ultrafast time response.

    • Conclusions:

    • The proposed nanoradar concept is feasible and offers significant advantages.
    • This technology holds promise for various applications in nanophotonics circuitry.
    • Modulational instability in nonlinear nanoantennas is a viable mechanism for advanced photonic devices.