Active Beam Steering of Terahertz Waves with Phase Change-based Metasurfaces

Riad Yahiaoui; Zizwe A. Chase; Zhixiang Huang; Xi Wang; Thomas A. Searles

doi:10.1364/CLEO_SI.2022.SW4G.4

Conference on Lasers and Electro-Optics
Technical Digest Series (Optica Publishing Group, 2022),
paper SW4G.4
•https://doi.org/10.1364/CLEO_SI.2022.SW4G.4

Active Beam Steering of Terahertz Waves with Phase Change-based Metasurfaces

Riad Yahiaoui, Zizwe A. Chase, Zhixiang Huang, Xi Wang, and Thomas A. Searles

CLEO: Science and Innovations 2022

San Jose, California United States
15–20 May 2022
ISBN: 978-1-957171-05-0

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THz Metasurfaces and Cavities (SW4G)

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R. Yahiaoui, Z. A. Chase, Z. Huang, X. Wang, and T. A. Searles, "Active Beam Steering of Terahertz Waves with Phase Change-based Metasurfaces," in Conference on Lasers and Electro-Optics, Technical Digest Series (Optica Publishing Group, 2022), paper SW4G.4.

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Abstract

We demonstrate active control of THz beams with a phase change material, VO₂, patterned into a metasurface microcavity. We experimentally confirm simulations showing up to 35 degree deflection at 300 GHz.

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