Nils Bernhardt, K. Koshelev, Simon J U White, Kelvin Wong Choon Meng, J. Fröch, T. T. Tran, Sejeong Kim, D. Choi, Y. Kivshar, A. Solntsev
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Second-Harmonic Generation from WS2 Monolayers Enhanced by BIC Resonances
Through the utilization of resonant dielectric metasurfaces governed by bound states in the continuum, we demonstrate a strong increase in the second-harmonic generation in WS2 monolayers by a factor exceeding 700.