Nonlinear valley hall edge states in type-II Dirac lattices

  • Hua Zhong
  • , Shiqi Xia
  • , Yongdong Li
  • , Yiqi Zhang
  • , Daohong Song
  • , Chunliang Liu
  • , Zhigang Chen

Research output: Contribution to journalConference articlepeer-review

Abstract

We demonstrate nonlinear valley-Hall edge states (VHESs) in cw-laser-written anisotropic photonic lattices hosting type-II Dirac points. These topological gap quasi-solitons are fundamentally distinct from linear type-I VHESs and from all previously found topological solitons.

Original languageEnglish
Article numberFTh4H.7
JournalOptics InfoBase Conference Papers
StatePublished - 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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