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Cascaded metasurface holograms for optical secret sharing

  • Philip Georgi
  • , Wei Qunshuo
  • , Basudeb Sain
  • , Christian Schlickriede
  • , Yongtian Wang
  • , Lingling Huang
  • , Thomas Zentgraf*
  • *Corresponding author for this work
  • Paderborn University
  • Beijing Institute of Technology

Research output: Contribution to journalConference articlepeer-review

Abstract

We demonstrate an all-optical solution for secret sharing based on metasurface holography. Metasurfaces are used as separable shares that reconstruct a secret after combination. The inherent alignment sensitivity can be used to build optical rulers.

Original languageEnglish
Article numberFTu2M.4
JournalOptics InfoBase Conference Papers
Publication statusPublished - 2021
EventCLEO: QELS_Fundamental Science, CLEO: QELS 2021 - Part of Conference on Lasers and Electro-Optics, CLEO 2021 - Virtual, Online, United States
Duration: 9 May 202114 May 2021

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