Field Focusing in Bianisotropic Zero-index Media through Growing Evanescent Waves

Menglin L.N. Chen, Shuang Zhang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

Abstract

In this work, we show the field focusing in a realizable medium exhibiting electromagnetic properties of zero permittivity and permeability together with bianisotropy. Electric and magnetic field solutions in the medium are decoupled and have an exponential factor with opposite signs of exponents, featuring exponentially growing/decaying evanescent waves. By engineering the direction of bianisotropy, we show both the ID and 2D electric field focusing, along with the decaying magnetic field. Our work provides a new mechanism for field focusing and could find applications in energy harvesting, nonlinearity enhancement, etc.

Original languageEnglish
Title of host publication2023 International Applied Computational Electromagnetics Society Symposium, ACES-China 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-3
Number of pages3
ISBN (Electronic)9781733509657
DOIs
Publication statusPublished - Sept 2023
Event2023 International Applied Computational Electromagnetics Society Symposium, ACES-China 2023 - Hangzhou, China
Duration: 15 Aug 202318 Aug 2023

Publication series

Name2023 International Applied Computational Electromagnetics Society Symposium, ACES-China 2023

Conference

Conference2023 International Applied Computational Electromagnetics Society Symposium, ACES-China 2023
Country/TerritoryChina
CityHangzhou
Period15/08/2318/08/23

Keywords

  • bianisotropic E-u-zero media
  • decoupled electric and magnetic fields
  • field focusing
  • growing e-vanescent waves

ASJC Scopus subject areas

  • Computer Vision and Pattern Recognition
  • Electrical and Electronic Engineering
  • Computational Mathematics
  • Instrumentation
  • Radiation

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