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Conferences > NP > 2020 > NpW2D > NpW2D.7
  • OSA Advanced Photonics Congress (AP) 2020 (IPR, NP, NOMA, Networks, PVLED, PSC, SPPCom, SOF)
  • OSA Technical Digest (Optica Publishing Group, 2020),
  • paper NpW2D.7
  • •https://doi.org/10.1364/NP.2020.NpW2D.7

Perfect Vortices via Second Harmonic Generation In Optically Induced Nonlinear Hologram

L. M. Mazur, S. Liu, W. Krolikowski, and Y. Sheng

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Abstract

We extend functionality of nonlinear photonic crystal by fabricating curved fork-like spatial modulation of nonlinearity for generation of second harmonic “perfect vortices”. Their diameter remains constant independently of their topological charge.

© 2020 The Author(s)

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