Topological optimization of electrically tunable silicon-organic metasurfaces

Ruth E. Rubio-Noriega, Franck Soria-Pinedo, Mark Clemente-Arenas, Julio V. Urbina, Akhlesh Lakhtakia, Hugo E. Hernandez-Figueroa

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We present a non-intuitive but still practically implementable silicon meta-atom with strong electrical tunability. We used topological optimization on a 20×20-variable silicon-on-insulator grid and achieved tunability by using JRD1, a stable electrooptic polymer. The electric potential is applied on two ITO electrodes, and a peak shift of 0.6 nm V-1 is achieved in the optical communication E and S bands. The proposed device can be regarded as a demultiplexer or channel selector on a coarse wavelength-division-multiplexing system, with an extinction ratio between adjacent channels of ∼14 dB.

Original languageEnglish (US)
Title of host publicationSmart Photonic and Optoelectronic Integrated Circuits 2024
EditorsSailing He, Sailing He, Laurent Vivien
PublisherSPIE
ISBN (Electronic)9781510670402
DOIs
StatePublished - 2024
EventSmart Photonic and Optoelectronic Integrated Circuits 2024 - San Francisco, United States
Duration: Jan 29 2024Feb 1 2024

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12890
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceSmart Photonic and Optoelectronic Integrated Circuits 2024
Country/TerritoryUnited States
CitySan Francisco
Period1/29/242/1/24

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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