A Lightweight, Elastic, and Thermally Insulating Stealth Foam With High Infrared-Radar Compatibility

Weihua Gu, Samuel Jun Hoong Ong, Yuhong Shen, Wenyi Guo, Yiting Fang, Guangbin Ji*, Zhichuan J. Xu*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

181 Citations (Scopus)

Abstract

The development of infrared-radar compatible materials/devices is challenging because the requirements of material properties between infrared and radar stealth are contradictory. Herein, a composite of poly(3, 4-ethylenedioxythiophene):polystyrene sulfonate (PEDOT:PSS) coated melamine foam is designed to integrate the advantages of the dual materials and the created heterogeneous interface between them. The as-designed PEDOT:PSS@melamine composite shows excellent mechanical properties, outstanding thermal insulation, and improved thermal infrared stealth performance. The relevant superb radar stealth performance including the minimum reflection loss value of −57.57 dB, the optimum ultra-wide bandwidth of 10.52 GHz, and the simulation of radar cross section reduction value of 17.68 dB m2, can be achieved. The optimal specific electromagnetic wave absorption performance can reach up as high as 3263.02 dB·cm3 g−1. The average electromagnetic interference shielding effectiveness value can be 30.80 dB. This study provides an approach for the design of high-performance stealth materials with infrared-radar compatibility.

Original languageEnglish
Article number2204165
JournalAdvanced Science
Volume9
Issue number35
DOIs
Publication statusPublished - Dec 19 2022
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2022 The Authors. Advanced Science published by Wiley-VCH GmbH.

ASJC Scopus Subject Areas

  • Medicine (miscellaneous)
  • General Chemical Engineering
  • General Materials Science
  • Biochemistry, Genetics and Molecular Biology (miscellaneous)
  • General Engineering
  • General Physics and Astronomy

Keywords

  • electromagnetic interference (EMI) shielding
  • infrared-radar compatibility
  • microwave absorption
  • radar cross section
  • thermal insulation

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