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Conferences > CLEO_FS > 2023 > FW3C > FW3C.4

Inverse Design of Plexcitonic Metasurfaces for Broadband Nonlinear Frequency Conversion

Euclides Almeida, Matthew Feinstein, Alexander Andronikides, Yael Blechman, and Guy Bartal

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Abstract

Using inverse design, we demonstrate a plexcitonic metasurface of monolayer WS2 strongly coupled to gold nanoantennas. Broadband third-harmonic generation is attained over the entire plexcitonic frequencies. We discuss optimization strategies and implications for nonlinear photonics.

© 2023 The Author(s)

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