Generating Light with Orbital and Spin Angular Momenta in Silicon Waveguides using Berry’s Phase

Ryan J. Patton; Ronald M. Reano

doi:10.1364/CLEO_SI.2020.STu3J.4

Conference on Lasers and Electro-Optics
OSA Technical Digest (Optica Publishing Group, 2020),
paper STu3J.4
•https://doi.org/10.1364/CLEO_SI.2020.STu3J.4

Generating Light with Orbital and Spin Angular Momenta in Silicon Waveguides using Berry’s Phase

Ryan J. Patton and Ronald M. Reano

CLEO: Science and Innovations 2020

Washington, DC United States
10–15 May 2020
ISBN: 978-1-943580-76-7

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Topological Photonic Devices (STu3J)

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R. J. Patton and R. M. Reano, "Generating Light with Orbital and Spin Angular Momenta in Silicon Waveguides using Berry’s Phase," in Conference on Lasers and Electro-Optics, OSA Technical Digest (Optica Publishing Group, 2020), paper STu3J.4.

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Abstract

We utilize out-of-plane waveguides exhibiting Berry’s phase to generate guided light carrying angular momentum. The normalized output orbital and spin angular momenta are computed to be 0.85 and 0.15 per photon, respectively, at 1550 nm wavelength.

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