Decay-free radiation in uniform grating couplers with exceptional points

Alexander Yulaev, Sangsik Kim, Qing Li, Daron A. Westly, Brian J. Roxworthy, Kartik Srinivasan, Vladimir Aksyuk

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

Abstract

We report a grating coupler capable to efficiently project a constant-intensity free-space beam due to exceptional points in a photonic band diagram. Our device enables a new route to project arbitrarily wide free-space top-hat beams.

Original languageEnglish
Title of host publicationFrontiers in Optics - Proceedings Frontiers in Optics / Laser Science, Part of Frontiers in Optics + Laser Science APS/DLS, FiO 2020
PublisherThe Optical Society
ISBN (Electronic)9781557528209
DOIs
StatePublished - Sep 14 2020
Event2020 Frontiers in Optics Conference, FiO 2020 - Washington, United States
Duration: Sep 14 2020Sep 17 2020

Publication series

NameOptics InfoBase Conference Papers

Conference

Conference2020 Frontiers in Optics Conference, FiO 2020
Country/TerritoryUnited States
CityWashington
Period09/14/2009/17/20

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