Design and Fabrication of Vanadium Dioxide Metasurfaces for Continuous Optical Wavefront Tuning

Isaac O. Oguntoye,Siddharth Padmanabha,Thalia Koutsougeras,Max Hinkle,Matthew D. Escarra

Conference on Lasers and Electro-Optics（2022）

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摘要

We design and fabricate vanadium dioxide metasurfaces for dynamic optical amplitude, phase, and beam angle modulation. Temperature-dependent ellipsometry yields a refractive index modulation of ~1.8. Metasurface optical modulation of ~17 dB is projected with near π phase tuning.

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关键词

160.0160(Materials),160.3918(Metamaterials),130.4110 (Modulators)

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