Lossless edge states protected by PT-symmetric phase

Xiang Ni*, Daria Smirnova, Alexander Poddubny, Daniel Leykam, Yidong Chong, Alexander Khanikaev

*Corresponding author for this work

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review


    Parity-time (PT) symmetric interfaces between amplifying and lossy crystals support dissipationless edge states exhibiting gapless spectra in complex band structure if exceptional points (EPs) of edge states exist, which is verified by rigorous full-wave simulations in PT-symmetric photonic graphene.

    Original languageEnglish
    Title of host publicationCLEO
    Subtitle of host publicationApplications and Technology, CLEO_AT 2018
    PublisherOptica Publishing Group (formerly OSA)
    ISBN (Print)9781943580422
    Publication statusPublished - 2018
    EventCLEO: Applications and Technology, CLEO_AT 2018 - San Jose, United States
    Duration: 13 May 201818 May 2018

    Publication series

    NameOptics InfoBase Conference Papers
    VolumePart F92-CLEO_AT 2018
    ISSN (Electronic)2162-2701


    ConferenceCLEO: Applications and Technology, CLEO_AT 2018
    Country/TerritoryUnited States
    CitySan Jose


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