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Related Experiment Video

Updated: Jul 16, 2025

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
00:07

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

Published on: September 5, 2019

8.5K

Single-photon sources based on incomplete binary-tree multiplexers with optimal structure.

Peter Adam, Matyas Mechler

    Optics Express
    |September 15, 2023
    PubMed
    Summary
    This summary is machine-generated.

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    This study introduces novel multiplexers for single-photon sources, enhancing photon probability and reducing noise. These optimized multiplexers offer high performance even in imperfect experimental setups.

    Area of Science:

    • Quantum Optics
    • Photonics
    • Quantum Information Science

    Background:

    • Spatially multiplexed single-photon sources are crucial for quantum technologies.
    • Existing multiplexer designs face limitations in efficiency and noise reduction.

    Purpose of the Study:

    • To develop and analyze novel output-extended incomplete binary-tree multiplexers for improved single-photon sources.
    • To compare the performance of these novel multiplexers against traditional asymmetric multiplexers.

    Main Methods:

    • Designing multiplexers considering transmission efficiencies for router integration.
    • Analyzing performance metrics including single-photon probability and multiphoton noise.
    • Evaluating performance under varying loss parameters and system sizes.

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    Related Experiment Videos

    Last Updated: Jul 16, 2025

    A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
    00:07

    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

    9.0K
    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

    Main Results:

    • The novel multiplexers achieve higher single-photon probabilities and lower multiphoton noise compared to asymmetric multiplexers.
    • Performance benefits are particularly significant for single-mode sources with thermal photon pair statistics.
    • High performance is maintained even with suboptimal system sizes, common in experiments.

    Conclusions:

    • The proposed output-extended incomplete binary-tree multiplexers represent a significant advancement for generating high-quality single-photon sources.
    • These multiplexers offer practical advantages for current experimental setups, enhancing quantum source performance.