Extending edge modes with non-hermitian forcing

Hanan Herzig Sheinfux, Eran Lustig, Yaakov Lumer, Yonatan Pltonik, Mordechai Segev

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

Abstract

We show that introducing asymmetric coupling can force all the modes of a waveguide lattice to localize, except for one topologically protected "edge-state" which becomes extended. This mode has real eigenvalues and retains topological properties.

Original languageEnglish
Title of host publicationCLEO
Subtitle of host publicationQELS_Fundamental Science, CLEO_QELS 2017
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781943580279
DOIs
StatePublished - 2017
Externally publishedYes
EventCLEO: QELS_Fundamental Science, CLEO_QELS 2017 - San Jose, United States
Duration: 14 May 201719 May 2017

Publication series

NameOptics InfoBase Conference Papers
VolumePart F42-CLEO_QELS 2017
ISSN (Electronic)2162-2701

Conference

ConferenceCLEO: QELS_Fundamental Science, CLEO_QELS 2017
Country/TerritoryUnited States
CitySan Jose
Period14/05/1719/05/17

Bibliographical note

Publisher Copyright:
© OSA 2017.

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