Observation of Giant Five-Photon Upconversion Luminescence in Subwavelength AlGaAs Resonators

Anastasia Zalogina, Pavel Tonkaev, Aditya Tripathi, Hoo Cheol Lee, Luca Carletti, Hong Gyu Park, Sergey Kruk, Yuri Kivshar

Research output: Chapter in Book/Report/Conference proceedingConference contribution


We design and fabricate individual subwavelength AlGaAs nanoantennas supporting Mie resonances in the mid-infrared spectral range. Near the resonant modes, we observe five-photon upconversion photoluminescence in the visible spectral range.

Original languageEnglish
Title of host publicationCLEO
Subtitle of host publicationQELS_Fundamental Science, QELS 2022
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)9781557528209
Publication statusPublished - 2022
EventCLEO: QELS_Fundamental Science, QELS 2022 - San Jose, United States
Duration: 2022 May 152022 May 20

Publication series

NameOptics InfoBase Conference Papers


ConferenceCLEO: QELS_Fundamental Science, QELS 2022
Country/TerritoryUnited States
CitySan Jose

Bibliographical note

Funding Information:
S.K. acknowledges a support from the Australian Research Council (DE210100679) and the EU Horizon 2020 research and innovation program (grant 896735).

Publisher Copyright:
© Optica Publishing Group 2022, © 2022 The Author(s)

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials


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