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

The Wave Nature of Light

The Wave Nature of Light

The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.

You might also read

Related Articles

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

Sort by

Same author

Observation of Five Distinct Localization Phases in a 1D Floquet System.

Physical review letters·2026

Same author

Unified characterization of the complete hierarchy of topological boundary states in a Floquet crystal.

National science review·2026

Same author

Quantum Diffusion in a Photonic Fibonacci Chain: From Localization to Ballistic Dynamics.

Physical review letters·2026

Same author

Towards fully passive time-bin quantum key distribution over moving free-space channels.

Optics express·2025

Same author

A Metrological Near-Room-Temperature Photon-Number-Resolving Detector: A Design Study.

Sensors (Basel, Switzerland)·2025

Same author

Polarization-encoded quantum key distribution with a room-temperature telecom single-photon emitter.

National science review·2025

Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026

Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026

Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026

Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026

Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026

Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 24, 2026

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

A versatile waveguide source of photon pairs for chip-scale quantum information processing.

Jun Chen¹, Aaron J Pearlman, Alexander Ling

¹Optical Technology Division, National Institute of Standards and Technology, 100 Bureau Drive, Gaithersburg, MD 20899-8441, USA. jun.chen@nist.gov

|April 15, 2009

Summary

This summary is machine-generated.

We developed a tunable waveguide source for generating photon pairs at 900 nm and 1300 nm. This bright, chip-scale device is ideal for quantum information processing applications.

More Related Videos

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Published on: April 4, 2017

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

Related Experiment Videos

Last Updated: Jun 24, 2026

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Published on: April 4, 2017

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

Area of Science:

Quantum optics
Integrated photonics
Materials science

Background:

Spontaneous parametric down-conversion (SPDC) is a key process for generating quantum light sources.
Integrated photonic devices offer miniaturization and scalability for quantum technologies.

Purpose of the Study:

To demonstrate a bright, bandwidth-tunable, quasi-phase-matched single-waveguide source for photon pair generation.
To investigate the performance of periodically-poled KTiOPO(4) (PPKTP) waveguides for SPDC at telecom and near-IR wavelengths.
To assess the device's suitability for chip-scale quantum information processing.

Main Methods:

Utilized a quasi-phase-matched PPKTP waveguide supporting type-0 and type-II SPDC.
Measured two-photon coincidence spectra across a range of operating temperatures.
Quantified the ratio of two-photon to one-photon fluorescence under varying operational parameters.

Main Results:

Achieved a bright, bandwidth-tunable photon pair source operating near 900 nm and 1300 nm.
Demonstrated temperature tuning of the SPDC process in the PPKTP waveguide.
Characterized the trade-off between photon pair generation and unwanted fluorescence.

Conclusions:

The developed PPKTP waveguide source is a versatile and promising platform for integrated quantum information processing.
The demonstrated tunability and brightness are crucial for scalable quantum computing and communication.
Further optimization can enhance the performance for specific quantum applications.