Topological defects and textures of photonic spin

Haiwen Wang; Charles C. Wojcik; Shanhui Fan

doi:10.1364/CLEO_FS.2023.FTh3C.6

CLEO 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper FTh3C.6
•https://doi.org/10.1364/CLEO_FS.2023.FTh3C.6

Topological defects and textures of photonic spin

Haiwen Wang, Charles C. Wojcik, and Shanhui Fan

CLEO: Fundamental Science 2023

San Jose, CA United States
7–12 May 2023
ISBN: 978-1-957171-25-8

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Nanophotonics for Structured Light (FTh3C)

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H. Wang, C. C. Wojcik, and S. Fan, "Topological defects and textures of photonic spin," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper FTh3C.6.

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Abstract

We introduce a type of point defects in electromagnetic waves: topological spin defect, and provide examples of them. Such defect points have nontrivial topological spin textures surrounding them therefore have quantized topological charges.

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