Observation of extraordinary SHG from all-dielectric nanoantennas governed by bound states in the continuum

Kirill Koshelev; Sergey Kruk; Jae Hyuck Choi; Elizaveta V. Melik-Gaykazyan; Daria Smirnova; Hong-Gyu Park; Yuri Kivshar

doi:10.1364/CLEO-QELS.2019.FW4B.3

Observation of extraordinary SHG from all-dielectric nanoantennas governed by bound states in the continuum

Kirill Koshelev, Sergey Kruk, Jae Hyuck Choi, Elizaveta V. Melik-Gaykazyan, Daria Smirnova, Hong-Gyu Park, Yuri Kivshar

Department of Physics

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

We observe record-high efficiency of the second-harmonic generation from AlGaAs nanoantennas fabricated on a transparent substrate and pumped with structured light. The engineered nanoantennas exhibit high-quality optical resonances governed by quasi-bound states in the continuum.

Original language	English
Title of host publication	CLEO
Subtitle of host publication	QELS_Fundamental Science, CLEO_QELS 2019
Publisher	OSA - The Optical Society
ISBN (Electronic)	9781557528209
DOIs	https://doi.org/10.1364/CLEO-QELS.2019.FW4B.3
Publication status	Published - 2019 Jan 1
Event	CLEO: QELS_Fundamental Science, CLEO_QELS 2019 - San Jose, United States Duration: 2019 May 5 → 2019 May 10

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F128-CLEO_QELS 2019

Conference

Conference	CLEO: QELS_Fundamental Science, CLEO_QELS 2019
Country	United States
City	San Jose
Period	19/5/5 → 19/5/10

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ASJC Scopus subject areas

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Cite this

Koshelev, K., Kruk, S., Choi, J. H., Melik-Gaykazyan, E. V., Smirnova, D., Park, H-G., & Kivshar, Y. (2019). Observation of extraordinary SHG from all-dielectric nanoantennas governed by bound states in the continuum. In CLEO: QELS_Fundamental Science, CLEO_QELS 2019 (Optics InfoBase Conference Papers; Vol. Part F128-CLEO_QELS 2019). OSA - The Optical Society. https://doi.org/10.1364/CLEO-QELS.2019.FW4B.3

Observation of extraordinary SHG from all-dielectric nanoantennas governed by bound states in the continuum. / Koshelev, Kirill; Kruk, Sergey; Choi, Jae Hyuck; Melik-Gaykazyan, Elizaveta V.; Smirnova, Daria; Park, Hong-Gyu; Kivshar, Yuri.

CLEO: QELS_Fundamental Science, CLEO_QELS 2019. OSA - The Optical Society, 2019. (Optics InfoBase Conference Papers; Vol. Part F128-CLEO_QELS 2019).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Koshelev, K, Kruk, S, Choi, JH, Melik-Gaykazyan, EV, Smirnova, D, Park, H-G & Kivshar, Y 2019, Observation of extraordinary SHG from all-dielectric nanoantennas governed by bound states in the continuum. in CLEO: QELS_Fundamental Science, CLEO_QELS 2019. Optics InfoBase Conference Papers, vol. Part F128-CLEO_QELS 2019, OSA - The Optical Society, CLEO: QELS_Fundamental Science, CLEO_QELS 2019, San Jose, United States, 19/5/5. https://doi.org/10.1364/CLEO-QELS.2019.FW4B.3

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Access to Document

10.1364/CLEO-QELS.2019.FW4B.3