Spectrum Reconstruction Model Based on Multispectral Electrochromic Devices

Abstract: Reconstructing the visible spectra of real objects is critical to the spectral camouflage from emerging spectral imaging. Electrochromic materials exhibit unique superiority for this goal due to their subtractive color‐mixing model and structural diversity. Herein, a simulation model is proposed and a method is developed to fabricate electrochromic devices for dynamically reproducing the visible spectrum of the natural leaf. Over 20 kinds of pH‐dependent leuco dyes have been synthesized/prepared through molecular engineering and offered available spectra/bands to reconstruct the spectrum of the natural leaf. More importantly, the spectral variance between the device and leaf is optimized from an initial 98.9 to an ideal 10.3 through the simulation model, which means, the similarity increased nearly nine‐fold. As a promising spectrum reconstruction approach, it will promote the development of smart photoelectric materials in adaptive camouflage, spectral display, high‐end encryption, and anti‐counterfeiting.

Standort
Deutsche Nationalbibliothek Frankfurt am Main
Umfang
Online-Ressource
Sprache
Englisch

Erschienen in
Spectrum Reconstruction Model Based on Multispectral Electrochromic Devices ; day:12 ; month:07 ; year:2024 ; extent:8
Advanced science ; (12.07.2024) (gesamt 8)

Urheber
Wang, Shuo
Yin, Hang
Li, Yang
Du, Zhen
Zhang, Yu‐Mo
Zhang, Sean Xiao‐An

DOI
10.1002/advs.202400979
URN
urn:nbn:de:101:1-2407131404415.969070824939
Rechteinformation
Open Access; Der Zugriff auf das Objekt ist unbeschränkt möglich.
Letzte Aktualisierung
14.08.2025, 10:53 MESZ

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Beteiligte

  • Wang, Shuo
  • Yin, Hang
  • Li, Yang
  • Du, Zhen
  • Zhang, Yu‐Mo
  • Zhang, Sean Xiao‐An

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