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Science· 2016Q1· Review

Optically resonant dielectric nanostructures

Arseniy I. Kuznetsov, Andrey E. Miroshnichenko, Mark L. Brongersma, Yuri S. Kivshar et al.

Short summary

Dielectric nanostructures with high refractive indices offer a new avenue in nanophotonics, enabling manipulation of electric and magnetic Mie resonances to reduce losses and enhance fields, unlike traditional plasmonic structures.

AI-generated from the title and abstract; the full text is not read.

Key points

  • Dielectric nanostructures utilize strong, optically induced electric and magnetic Mie resonances.
  • They offer reduced dissipative losses compared to plasmonic nanostructures.
  • They enable large resonant enhancement of both electric and magnetic fields.
  • This allows for novel physical effects and applications in optical nanoantennas and metasurfaces.

AI-generated from the title and abstract; the full text is not read.

Abstract

Rapid progress in nanophotonics is driven by the ability of optically resonant nanostructures to enhance near-field effects controlling far-field scattering through intermodal interference. A majority of such effects are usually associated with plasmonic nanostructures. Recently, a new branch of nanophotonics has emerged that seeks to manipulate the strong, optically induced electric and magnetic Mie resonances in dielectric nanoparticles with high refractive index. In the design of optical nanoantennas and metasurfaces, dielectric nanoparticles offer the opportunity for reducing dissipative losses and achieving large resonant enhancement of both electric and magnetic fields. We review this rapidly developing field and demonstrate that the magnetic response of dielectric nanostructures can lead to novel physical effects and applications.

The authors' abstract, as published at the source. Science, 2016 · DOI ↗

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Field: Electronic, Optical and Magnetic Materials

Electronic, Optical and Magnetic MaterialsMaterials Science