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Related Experiment Video

Updated: Jun 2, 2025

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
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Published on: April 4, 2017

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Scheme for a bidirectionally pumped quantum light source on a silicon chip.

Haoran Ma, Liao Ye, Fanjie Ruan

    Optics Letters
    |January 16, 2025
    PubMed
    Summary
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    This study introduces a novel integrated scheme for bidirectional single-photon generation and use, leveraging asymmetric Mach-Zehnder interferometers within a Sagnac loop for scalable quantum photonic circuits.

    Area of Science:

    • Quantum Optics
    • Integrated Photonics
    • Quantum Information Science

    Background:

    • Large-scale quantum photonic circuits necessitate scalable single-photon sources.
    • Spontaneous four-wave mixing (SFWM) in spiral waveguides or microring resonators (MRRs) are common methods.
    • Sagnac configurations enable bidirectional photon generation (clockwise/counterclockwise) from a single source, enhancing scalability.

    Purpose of the Study:

    • To propose and demonstrate a fully integrable scheme for bidirectional creation and utilization of single photons.
    • To advance the development of scalable quantum photonic circuits.

    Main Methods:

    • Integration of two asymmetric Mach-Zehnder interferometers (AMZIs) within a Sagnac loop.
    • Fabrication of a device featuring a spiral waveguide on a silicon chip.

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    Related Experiment Videos

    Last Updated: Jun 2, 2025

    Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
    12:19

    Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

    Published on: April 4, 2017

    8.4K
    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

    8.9K
    Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping
    14:58

    Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping

    Published on: June 3, 2015

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    Main Results:

    • Demonstration of a proof-of-concept device for bidirectional single-photon generation.
    • Successful application of the device as a quantum splitter.
    • Utilization of the device as two multi-wavelength quantum light sources.

    Conclusions:

    • The proposed scheme offers a promising pathway for scalable quantum photonic circuits.
    • The integrated AMZI-based Sagnac loop provides a versatile platform for quantum light generation and manipulation.