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Automated Design of Pixelated Metasurfaces Using Bio-Inspired Algorithm

  • Anand Kumar
  • , Yugesh Chandrakapure
  • , Alok Chandra Joshi
  • , Akhlesh Lakhtakia
  • , Debdeep Sarkar

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

Abstract

An automated design approach for pixelated meta-surfaces is suitable for applications such as bandpass filtering and polarization conversion (linear-to-linear, circular, or elliptical). This approach leverages the bio-inspired Particle Swarm Optimization (PSO) algorithm within a MATLAB-CST co-simulation framework to efficiently optimize pixel configurations for the meta-atoms. Users can define key design parameters through a user-friendly MATLAB interface, including pixel grid size, constitutive properties, and mean-square-error (MSE) thresholds. The approach iteratively performs CST simulations guided by PSO, enabling the creation of high-performance, application-specific meta-surfaces. The approach's effectiveness and adaptability is exemplified by the design of transmissive meta-surfaces for linear-to-right-hand elliptical and linear-to-left-hand elliptical polarization conversion.

Original languageEnglish (US)
Title of host publication2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages389-392
Number of pages4
ISBN (Electronic)9798331523671
DOIs
StatePublished - 2025
Event2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025 - Ottawa, Canada
Duration: Jul 13 2025Jul 18 2025

Publication series

NameIEEE Antennas and Propagation Society, AP-S International Symposium (Digest)
ISSN (Print)1522-3965
ISSN (Electronic)1947-1491

Conference

Conference2025 IEEE International Symposium on Antennas and Propagation and North American Radio Science Meeting, AP-S/CNC-USNC-URSI 2025
Country/TerritoryCanada
CityOttawa
Period7/13/257/18/25

All Science Journal Classification (ASJC) codes

  • Electrical and Electronic Engineering

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