@inproceedings{9ae00fe66a8d4e7dacabb26592380fec,
title = "Weyl exceptional ring in a helical waveguide array",
abstract = "We demonstrate the existence of a topologically charged contour consisting entirely of exceptional points in a non-Hermitian helical waveguide array. We observe both protected chiral edge states and the lack of conical diffraction.",
author = "Alexander Cerjan and Sheng Huang and Chen, {Kevin P.} and Yidong Chong and Mikael Rechtsman",
note = "Publisher Copyright: {\textcopyright} 2018 OSA. Copyright: Copyright 2018 Elsevier B.V., All rights reserved.; 2018 Conference on Lasers and Electro-Optics, CLEO 2018 ; Conference date: 13-05-2018 Through 18-05-2018",
year = "2018",
month = aug,
day = "6",
language = "English (US)",
isbn = "9781943580422",
series = "2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings",
publisher = "Institute of Electrical and Electronics Engineers Inc.",
booktitle = "2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings",
address = "United States",
}