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Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

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Wavelength-Selective Thermal Regulators with Dual-Band Radiative Dissipation for Multispectral Camouflage.

Longtian Xie¹, Kaihua Zhang¹, Zhiying Chen²

¹Henan Key Laboratory of Infrared Spectrum Measures and Applications, School of Optoelectronic Engineering, Henan Normal University, Xinxiang 453007, China.

ACS Applied Materials & Interfaces

|June 30, 2026

Summary

This summary is machine-generated.

This study introduces a wavelength-selective thermal regulator (WSTR) for advanced multispectral camouflage. The WSTR offers effective thermal management and camouflage across visible, infrared, and laser spectra, enhancing military safety.

Keywords:

dual-band radiative dissipation infrared camouflage multispectral camouflage selective regulator thermal management

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The Frequency Domain Thermoreflectance Technique for Thermal Property Measurements

The Frequency Domain Thermoreflectance Technique for Thermal Property Measurements

Published on: December 5, 2025

Area of Science:

Materials Science
Optics
Thermal Engineering

Background:

Advanced multispectral detectors in surveillance pose risks to military assets and personnel.
Effective camouflage across visible (VIS) to infrared (IR) spectra and laser wavelengths, with thermal management, is a significant challenge.

Purpose of the Study:

To develop a wavelength-selective thermal regulator (WSTR) for comprehensive multispectral camouflage.
To achieve effective thermal management and camouflage across VIS, MWIR, LWIR, and laser wavelengths.

Main Methods:

Proposed a WSTR with tunable structural colors via ZnS film thickness.
Utilized a multilayer structural design for stable spectral emissivity across incident angles.
Incorporated radiative heat dissipation through nonatmospheric windows for thermal regulation.

Main Results:

Achieved excellent camouflage across VIS, MWIR (ε=0.21), LWIR (ε=0.17), and laser wavelengths (ε=0.91-0.99).
Demonstrated efficient thermal regulation with radiative heat dissipation (ε=0.60, 0.63) in nonatmospheric windows.
Showcased tunable structural colors for background matching and stable IR camouflage performance.

Conclusions:

The WSTR provides a feasible solution for multispectral camouflage technology.
The developed regulator enhances military equipment and personal safety through advanced camouflage.
Offers valuable insights for future development in wide-spectrum camouflage and thermal management.