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

Frequency-selective single-photon detection using a double quantum dot.

S Gustavsson1, M Studer, R Leturcq

  • 1Solid State Physics Laboratory, ETH Zürich, CH-8093 Zürich, Switzerland.

Physical Review Letters
|February 1, 2008
PubMed
Summary
This summary is machine-generated.

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

Disentangling Orbital and Confinement Contributions to <i>g</i>-Factor in Ge/SiGe Hole Quantum Dots.

Nano letters·2026
Same author

Entropy Spectroscopy of a Bilayer Graphene Quantum Dot.

Physical review letters·2025
Same author

Haze factor of silver nanowires in variable refractive index environment: experimental and simulation approaches.

Nanotechnology·2024
Same author

Accelerated long-term forgetting in patients with acquired brain injury.

Brain injury·2024
Same author

Bullous haemorrhagic dermatitis induced by heparins and other anticoagulants: 94 cases from French pharmacovigilance centres and a literature review.

Annales de dermatologie et de venereologie·2021
Same author

Shell Filling and Trigonal Warping in Graphene Quantum Dots.

Physical review letters·2021
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

We developed a tunable microwave detector using a double quantum dot to observe electron shot-noise radiation. This method directly links single tunneling electrons to single photon absorption, enabling precise radiation detection.

Area of Science:

  • Quantum electronics
  • Solid-state physics
  • Microwave detection

Background:

  • Electron shot-noise is a fundamental quantum phenomenon.
  • Detecting low-frequency microwave radiation is challenging.
  • Quantum dots offer tunable electronic properties.

Purpose of the Study:

  • To develop a frequency-tunable on-chip microwave detector.
  • To investigate radiation emitted by electron shot-noise.
  • To demonstrate single-photon detection using quantum dots.

Main Methods:

  • Utilizing a double quantum dot device.
  • Monitoring inelastic electron tunneling induced by photon absorption.
  • Employing time-resolved charge-detection techniques.
  • Tuning detection frequency with gate voltages.

Related Experiment Videos

Main Results:

  • Successfully used a double quantum dot as a tunable microwave detector.
  • Observed radiation from electron shot-noise in a quantum point contact.
  • Directly correlated single tunneling events with single photon absorption.

Conclusions:

  • The double quantum dot serves as an effective on-chip microwave detector.
  • This technique allows for the investigation of quantum noise radiation.
  • The device demonstrates potential for sensitive single-photon detection.