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Conferences > CLEO_Europe > 2021 > cd_1 > cd_1_4
  • 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference
  • OSA Technical Digest (Optica Publishing Group, 2021),
  • paper cd_1_4

All-dielectric metasurface with enhanced third-harmonic dichroism driven by quasi-BIC

Marco Gandolfi, Andrea Tognazzi, Davide Rocco, Luca Carletti, and Costantino De Angelis

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Abstract

We design chiral Si metasurfaces supporting quasi-BIC for enhanced nonlinear circular dichroism up to 99.9 and high TH conversion efficiency 0.01 W-2. Tuning mode interference allows selective linear and nonlinear circular dichroism.

© 2021 IEEE

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