Tunable and reconfigurable high-index semiconductor meta-optics

Tomer Lewi, Nikita A. Butakov, Prasad P. Iyer, Hayden A. Evans, Hamid Chorsi, Juan Trastoy, Javier Del Valle Granda, Ilya Valmianski, Christian Urban, Yoav Kalcheim, Ivan K. Schuller, Jon A. Schuller

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Metasurfaces manipulate light through engineering the amplitude, phase and polarization across arrays of meta-atom antenna resonators. Adding tunability and active functionality to metasurface components would boost their potential and unlock a vast array of new application possibilities such as dynamic beam steering, LIDAR, tunable metalenses, reconfigurable meta-holograms and many more. We present here high-index reconfigurable meta-atoms, resonators and metasurfaces that can dynamically and continuously tune their frequency, amplitude and phase, across the infrared spectral ranges. We utilize narrow linewidth resonances along with peak performance of tunable mechanisms for efficient and practical reconfigurable devices.

Original languageEnglish
Title of host publicationHigh Contrast Metastructures IX
EditorsConnie J. Chang-Hasnain, Andrei Faraon, Weimin Zhou
PublisherSPIE
ISBN (Electronic)9781510633438
DOIs
StatePublished - 2020
EventHigh Contrast Metastructures IX 2020 - San Francisco, United States
Duration: 3 Feb 20206 Feb 2020

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11290
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceHigh Contrast Metastructures IX 2020
Country/TerritoryUnited States
CitySan Francisco
Period3/02/206/02/20

Bibliographical note

Publisher Copyright:
© 2020 SPIE.

Keywords

  • Dielectric Mie resonators
  • Nanoparticles
  • Phase change materials
  • Reconfigurable metasurfaces
  • Tunable metasurfaces

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