Ultralow-power single-pass all-optical photon router

Jérémy Berroir; Tridib Ray; Alban Urvoy; Julien Laurat

doi:10.1364/OPTICA.569736

Ultralow-power single-pass all-optical photon router

Quantum Physics 2025-09-01 v1 Atomic Physics Optics

Authors: Jérémy Berroir , Tridib Ray , Alban Urvoy , Julien Laurat

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Abstract

We demonstrate a novel approach for routing guided single photons by combining atom trapping and transverse light confinement with an optical nanofiber. The direction of photon propagation, either reflection or transmission, is controlled by a femtojoule-level beam.

Keywords

nanophotonics optical waveguides

Cite

@article{arxiv.2508.21124,
  title  = {Ultralow-power single-pass all-optical photon router},
  author = {Jérémy Berroir and Tridib Ray and Alban Urvoy and Julien Laurat},
  journal= {arXiv preprint arXiv:2508.21124},
  year   = {2025}
}

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