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Conferences > CLEO_QELS > 2019 > FM4M > FM4M.7

Enhancement of harmonic generation in gases using an all-dielectric metasurface

Jared S. Ginsberg, Adam C. Overvig, M. Mehdi Jadidi, Stephanie Malek, Gauri Patwardhan, Nicolas Swenson, Nanfang Yu, and Alexander L. Gaeta

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Abstract

We design and fabricate a dielectric metasurface for enhancing harmonic generation from gases with mid-infrared pulses. We observe third-harmonic generation in Ar at pump intensities as low as 1.8 ×1012 W/cm2.

© 2019 The Author(s)

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