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

Follow-Up Care After Adult Lung Transplantation: Summary of an Evidence-Based Clinical Practice Guideline for German-Speaking Countries.

Respiration; international review of thoracic diseases·2026

Same author

Colour by design: tuning the solid-state emission of coronene bisimide by tailored matrices.

Chemical science·2026

Same author

Anomalous Dispersion via Dissipative Coupling in a Quantum Well Exciton-Polariton Microcavity.

Nano letters·2026

Same author

Electrical Control of Excitons in Bare MoSe<sub>2</sub> and MoSe<sub>2</sub>/NbSe<sub>2</sub> Heterostructures.

ACS nano·2026

Same author

Observation of Kardar-Parisi-Zhang universal scaling in two dimensions.

Science (New York, N.Y.)·2026

Same author

Hybrid Confinement Techniques for Polariton Simulators.

Nano letters·2026

Same journal

A native sulfur deposit in Gale crater, Mars.

Science (New York, N.Y.)·2026

Same journal

Coordinated demise of harmful algal blooms.

Science (New York, N.Y.)·2026

Same journal

Genetic effects put into context.

Science (New York, N.Y.)·2026

Same journal

Bacteria share proteins to survive antibiotics.

Science (New York, N.Y.)·2026

Same journal

Impacts shaped Earth's first continents.

Science (New York, N.Y.)·2026

Same journal

Erratum for the Report "Covalently bonded single-molecule junctions with stable and reversible photoswitched conductivity" by C. Jia <i>et al</i>.

Science (New York, N.Y.)·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Oct 19, 2025

Laser-induced Forward Transfer for Flip-chip Packaging of Single Dies

Laser-induced Forward Transfer for Flip-chip Packaging of Single Dies

Published on: March 20, 2015

Topological insulator vertical-cavity laser array.

Alex Dikopoltsev¹, Tristan H Harder², Eran Lustig¹

¹Physics Department, Technion, 32000 Haifa, Israel.

Science (New York, N.Y.)

|September 23, 2021

Summary

This summary is machine-generated.

We demonstrate a topological insulator laser array that forces multiple semiconductor lasers to emit as one coherent source. This topological-crystalline vertical-cavity surface-emitting laser (VCSEL) array achieves single-frequency emission, proving topological transport of light.

More Related Videos

Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Published on: April 24, 2014

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Published on: February 25, 2017

Related Experiment Videos

Last Updated: Oct 19, 2025

Laser-induced Forward Transfer for Flip-chip Packaging of Single Dies

Laser-induced Forward Transfer for Flip-chip Packaging of Single Dies

Published on: March 20, 2015

Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Published on: April 24, 2014

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Fabrication of 1-D Photonic Crystal Cavity on a Nanofiber Using Femtosecond Laser-induced Ablation

Published on: February 25, 2017

Area of Science:

Optics and Photonics
Condensed Matter Physics
Quantum Information Science

Background:

Topological insulators offer unique properties for controlling light propagation.
Semiconductor laser arrays typically suffer from incoherent emission.
Coherent emission from laser arrays is crucial for applications like advanced imaging and optical communications.

Purpose of the Study:

To demonstrate a topological insulator vertical-cavity surface-emitting laser (VCSEL) array.
To show that topological properties can enforce coherent emission in an array of semiconductor lasers.
To investigate the principles of topological transport of light in photonic systems.

Main Methods:

Fabrication of a topological-crystalline VCSEL array.
Experimental characterization of the emission properties of the array.
Analysis of in-plane coupling and interference patterns to confirm coherence.

Main Results:

The topological VCSEL array demonstrated single-frequency emission.
Interference patterns confirmed mutual coherence among all emitters.
The array functioned as a single, unified laser source, driven by topological effects.

Conclusions:

Topological insulator concepts can be successfully applied to semiconductor laser arrays.
The demonstrated topological VCSEL array provides a novel platform for coherent light generation.
This work highlights the potential of topological photonics for future laser technologies.