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 Experiment Videos

A bright triggered twin-photon source in the solid state.

T Heindel1, A Thoma1, M von Helversen1

  • 1Institut für Festkörperphysik, Technische Universität Berlin, Hardenbergstraße 36, 10623 Berlin, Germany.

Nature Communications
|April 4, 2017
PubMed
Summary

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

Publisher Correction: Negative-mass exciton polaritons induced by dissipative light-matter coupling in an atomically thin semiconductor.

Nature communications·2023
Same author

Negative-mass exciton polaritons induced by dissipative light-matter coupling in an atomically thin semiconductor.

Nature communications·2023
Same author

A Prospective Study to Examine Responsiveness and Minimally Important Differences (MIDs) for the CLEFT-Q Scales Following Three Cleft-Specific Operations.

The Cleft palate-craniofacial journal : official publication of the American Cleft Palate-Craniofacial Association·2021
Same author

Triggered high-purity telecom-wavelength single-photon generation from p-shell-driven InGaAs/GaAs quantum dot.

Optics express·2017
Same author

Slow Noncollinear Coulomb Scattering in the Vicinity of the Dirac Point in Graphene.

Physical review letters·2016
Same author

Exploring Dephasing of a Solid-State Quantum Emitter via Time- and Temperature-Dependent Hong-Ou-Mandel Experiments.

Physical review letters·2016
Same journal

Large-scale discovery and annotation of substructure patterns in mass spectrometry profiles.

Nature communications·2026
Same journal

Salmonella SopB suppresses post-transcriptionally regulated cytokine release to reduce early tissue inflammation and delay disease progression.

Nature communications·2026
Same journal

A human-specific microRNA controls the timing of excitatory synaptogenesis.

Nature communications·2026
Same journal

An HMA-like integrated domain in the wheat tandem kinase WTK4 recognises an RNase-like pathogen effector.

Nature communications·2026
Same journal

Learning regularities in noise engages both neural predictive activity and representational changes.

Nature communications·2026
Same journal

The H3K4 methyltransferase KMT2D is an essential cofactor for GATA1 at erythroid gene enhancers.

Nature communications·2026
See all related articles
This summary is machine-generated.

Researchers efficiently generated identical photon pairs using semiconductor quantum dots, a breakthrough for quantum optics and biology. This scalable technology offers a promising alternative to existing photon twin sources.

Area of Science:

  • Quantum Optics and Quantum Biology
  • Nanotechnology and Semiconductor Physics

Background:

  • Non-classical light sources emitting photon pairs are crucial for quantum technologies.
  • Existing methods like parametric downconversion and atomic sources have limitations in efficiency, emission rate, or photon distribution.
  • Semiconductor quantum dots offer potential for deterministic and efficient photon generation.

Purpose of the Study:

  • To demonstrate efficient, triggered generation of photon twins from a single semiconductor quantum dot.
  • To characterize the properties of the generated photon pairs, including correlation, degeneracy, and indistinguishability.
  • To validate the quantum nature of the emission using photon-number-resolving detectors.

Main Methods:

  • Utilized the energy-degenerate biexciton-exciton radiative cascade in a single semiconductor quantum dot.

Related Experiment Videos

  • Integrated the quantum dot within a microlens for efficient light extraction.
  • Employed photon-number-resolving detectors to analyze the emitted photon statistics.

    • Main Results:

    • Achieved efficient, triggered generation of highly correlated photon pairs with energy and polarization degeneracy.
    • Demonstrated high emission rates of up to (234±4) kHz.
    • Verified significant photon indistinguishability and observed twin-photon emission, reconstructing the photon number distribution.

    Conclusions:

    • The single semiconductor quantum dot system provides an efficient and scalable platform for generating twin-photon states.
    • This work overcomes limitations of previous photon twin sources, paving the way for practical quantum applications.
    • The demonstrated technology is a significant step towards realizing robust and scalable quantum light sources.