Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Direct generation of massive vector-mode entanglement from a polarization-insensitive optical amplifier.

Science advances·2026
Same author

Experimental realization of orbital angular momentum multiplexed four-beam quadrature squeezing.

Fundamental research·2026
Same author

Femtosecond coherence dynamics of exciton-polaritons.

National science review·2026
Same author

Measurement-device-independent continuous variable entanglement witness in a quantum network.

Light, science & applications·2025
Same author

Experimental Measurement-Device-Independent Verification of Continuous-Variable Entanglement.

Physical review letters·2025
Same author

Multiuser all-optical quantum network based on metasurfaces.

Science advances·2025

Related Experiment Video

Updated: Aug 9, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.6K

Ultra-Large-Scale Deterministic Entanglement Containing 2×20 400 Optical Modes Based on Time-Delayed Quantum

Yanfen Zhou1, Wei Wang1, Tingting Song1

  • 1State Key Laboratory of Precision Spectroscopy, Joint Institute of Advanced Science and Technology, School of Physics and Electronic Science, East China Normal University, Shanghai 200062, China.

Physical Review Letters
|February 24, 2023
PubMed
Summary

Researchers generated ultra-large-scale (ULS) quantum entanglement using a novel time-delayed quantum interferometer. This breakthrough significantly advances continuous-variable quantum information processing capabilities.

More Related Videos

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

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

Published on: September 5, 2019

8.5K
Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.1K

Related Experiment Videos

Last Updated: Aug 9, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.6K
A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
07:56

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

Published on: September 5, 2019

8.5K
Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.1K

Area of Science:

  • Quantum Information Science
  • Quantum Optics
  • Quantum Information Processing

Background:

  • Quantum entanglement is crucial for quantum information processing.
  • The scale of entanglement dictates processing capability.
  • Generating ultra-large-scale (ULS) quantum entanglement is vital for advancing quantum technologies.

Purpose of the Study:

  • To propose and demonstrate a scheme for generating ULS continuous-variable (CV) deterministic entanglement.
  • To significantly increase the number of entangled optical modes.

Main Methods:

  • Utilized a time-delayed quantum interferometer.
  • Employed time-domain multiplexing within a CV quantum system.
  • Theoretically proposed and experimentally demonstrated the entanglement generation scheme.

Main Results:

  • Successfully generated ULS CV deterministic entanglement with 2x20,400 optical modes.
  • The generated entanglement included 81,596 squeezed modes.
  • Demonstrated a scalable platform for ULS CV quantum information processing.

Conclusions:

  • The developed scheme provides a new platform for ULS CV quantum information processing.
  • The results highlight the potential of time-domain multiplexing for large-scale entanglement generation.
  • This work paves the way for future advancements in quantum computing and communication.