Realization of Resonant Optical Metasurfaces with Maximal and Tunable Chiral Response

Tan Shi, Zi Lan Deng, Guangzhou Geng, Yixuan Zeng, Guangwei Hu, Adam Overvig, Junjie Li, Cheng Wei Qiu, Andrea Alù, Yuri S. Kivshar, Xiangping Li

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

Abstract

We employ the physics of chiral bound state in the continuum and suggest planar chiral metasurfaces with near-perfect circular dichroism (CD). We demonstrate experimentally metasurfaces with CD=0.9 with Q factor exceeding Q=390 at optical frequencies.

Original languageEnglish
Title of host publication2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings
ISBN (Electronic)9781957171050
StatePublished - 2022
Event2022 Conference on Lasers and Electro-Optics, CLEO 2022 - San Jose, United States
Duration: 15 May 202220 May 2022

Publication series

Name2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings

Conference

Conference2022 Conference on Lasers and Electro-Optics, CLEO 2022
Country/TerritoryUnited States
CitySan Jose
Period15/05/2220/05/22

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