On-chip identifying topology charges of OAM beams with multi-beam interference

Dengke Zhang; Xue Feng; Kaiyu Cui; Fang Liu; Yidong Huang

doi:10.1364/CLEO_SI.2013.CM3F.8

CLEO: 2013
OSA Technical Digest (online) (Optica Publishing Group, 2013),
paper CM3F.8
•https://doi.org/10.1364/CLEO_SI.2013.CM3F.8

On-chip identifying topology charges of OAM beams with multi-beam interference

Dengke Zhang, Xue Feng, Kaiyu Cui, Fang Liu, and Yidong Huang

CLEO: Science and Innovations 2013

San Jose, California United States
9–14 June 2013
ISBN: 978-1-55752-972-5

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Nanolasers & Photodetectors (CM3F)

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D. Zhang, X. Feng, K. Cui, F. Liu, and Y. Huang, "On-chip identifying topology charges of OAM beams with multi-beam interference," in CLEO: 2013, OSA Technical Digest (online) (Optica Publishing Group, 2013), paper CM3F.8.

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Abstract

Through weighted multi-beam interference in silicon waveguides, identifying the topology charge of optical angular momentum (OAM) beams is experimentally demonstrated. Based on this approach, an OAM receiver can be obtained for detecting and decoding.

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