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Related Experiment Video

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Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
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Correlated photons in one-dimensional waveguides.

Matthias Moeferdt, Peter Schmitteckert, Kurt Busch

    Optics Letters
    |October 10, 2013
    PubMed
    Summary

    We investigated two-photon transport in a waveguide, finding that photon momentum influences scattering and creates bunching. Waveguide dispersion significantly affects photon correlations, which can be optimized by adjusting momentum.

    Area of Science:

    • Quantum optics
    • Condensed matter physics

    Background:

    • Two-photon transport is crucial for quantum information processing.
    • Waveguide-coupled quantum systems offer controllable light-matter interactions.

    Purpose of the Study:

    • To investigate two-photon transport dynamics in a one-dimensional waveguide coupled to a two-level system.
    • To explore the influence of photon momentum on scattering processes and photon correlations.

    Main Methods:

    • Theoretical analysis of two-photon transport.
    • Modeling a one-dimensional waveguide with a side-coupled two-level system.

    Main Results:

    • The scattering process exhibits momentum-dependent behavior.
    • Photon bunching is observed in the scattered light.

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  • Waveguide dispersion strongly influences photon correlations.

    • Conclusions:

    • Photon momentum is a key parameter for controlling two-photon transport.
    • Photon correlations can be tuned by modifying the incident pulse momentum.
    • This system provides a platform for manipulating quantum correlations.