Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Standing Waves in a Cavity

Standing Waves in a Cavity

A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Molecularly imprinted polymer-based fluorescent sensors for rapid and specific detection of target pesticides.

Analytical methods : advancing methods and applications·2026

Same author

Nanoscale Optical Inhomogeneities From Compositional Segregation Within Individual GaN-on-Si Quantum Wells.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026

Same author

The Role of Defect Geometry in Localized Emission from Monolayer Tungsten Dichalcogenides.

ACS nano·2026

Same author

Optical Navigation Robot-Assisted versus Conventional CT-Guided Localization of Pulmonary Nodules: A Comparison of Efficacy and Analysis of Complication Predictors.

Cardiovascular and interventional radiology·2026

Same author

Graphene Aerogels With Spherical Pore Structure for Broad Frequency Regulation and Enhanced Low-Frequency Response.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026

Same author

Strong effect of the nonpolar solvent molecular structure on CdSe nanoplatelet stacking.

Nanoscale·2026

Search research articles

Related Experiment Video

Updated: Jul 8, 2026

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Microwave-Absorbing Foams with Adjustable Absorption Frequency and Structural Coloration.

Lihong Wu^1,2,3, Jun Liu¹, Xiao Liu¹

¹Center for Advanced Studies in Precision Instruments, State Key Laboratory of Marine Resource Utilization in South China Sea, Hainan University, Haikou, Hainan 570228, China.

|February 19, 2024

Summary

This study introduces a novel microwave-absorbing foam that can tune absorption frequencies and provide optical camouflage through mechanical compression. This material offers dynamic control for advanced stealth and intelligent electronic applications.

Keywords:

atomic layer deposition frequency regulation microwave absorption structural coloration

More Related Videos

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Formulation and Acoustic Modulation of Optically Vaporized Perfluorocarbon Nanodroplets

Formulation and Acoustic Modulation of Optically Vaporized Perfluorocarbon Nanodroplets

Published on: July 16, 2021

Related Experiment Videos

Last Updated: Jul 8, 2026

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Fabrication of Ultra-thin Color Films with Highly Absorbing Media Using Oblique Angle Deposition

Published on: August 29, 2017

Formulation and Acoustic Modulation of Optically Vaporized Perfluorocarbon Nanodroplets

Formulation and Acoustic Modulation of Optically Vaporized Perfluorocarbon Nanodroplets

Published on: July 16, 2021

Area of Science:

Materials Science
Electromagnetics
Nanotechnology

Background:

Microwave-absorbing materials are crucial for intelligent electronics and stealth technology.
Current materials often lack tunable absorption frequencies and integrated optical camouflage.

Purpose of the Study:

To develop a novel microwave-absorbing foam with dynamically tunable absorption frequencies.
To enable optical camouflage capabilities through adjustable structural colors.

Main Methods:

Fabrication of a Ni/melamine foam coated with conformal TiO2.
Mechanical compression to tune microwave absorption frequency.
Adjustment of TiO2 coating thickness to control structural colors.

Main Results:

The foam exhibits tunable microwave absorption from S to Ku bands via compression.
Optical camouflage is achieved across broad spectral ranges by adjusting structural colors.
Enhanced dielectric properties due to TiO2 coating, improving microwave absorption.

Conclusions:

The developed foam offers dynamic control over microwave absorption and optical camouflage.
This material shows promise for next-generation intelligent electromagnetic devices and advanced stealth applications.