A multifunctional stealthy material for wireless sensing and active camouflage driven by configurable polarization

Min Zhang, Mao Sheng Cao*, Qiang Qiang Wang, Xi Xi Wang, Wen Qiang Cao, Hui Jing Yang, Jie Yuan

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

49 Citations (Scopus)

Abstract

The dipole species transformation and polarization relaxation configuration are achieved by changing the cobalt ion stoichiometry, which precisely tailors the electromagnetic attenuation performance of bismuth iron cobalt oxide. When the stoichiometric ratio of Fe:Co is 19:1, the optimal reflection loss reaches -60 dB. The high electromagnetic attenuation performance significantly improve the linear sensitivity of the strain response and active customized stealth capability of the designed multifunctional capacitor-like structure. Therefore, the wireless multifunctional design integrates energy attenuaten of electromagnetic wave with the wireless sensing and active camouflage functions for the first time. The work provides an important step for the realization of electromagnetical multifunctional applications including electromagnetic protection and electromagnetic sensing in artificial beings, medical health and even space travel.

Original languageEnglish
Pages (from-to)42-49
Number of pages8
JournalJournal of Materials Science and Technology
Volume132
DOIs
Publication statusPublished - 1 Jan 2023

Keywords

  • Active camouflage
  • Electromagnetic absorption
  • Electromagnetic sensing
  • Polarization relaxation

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