Weyl exceptional ring in a helical waveguide array

Alexander Cerjan; Sheng Huang; Kevin P. Chen; Yidong Chong; Mikael Rechtsman

doi:10.1364/CLEO_QELS.2018.FM3Q.2

Weyl exceptional ring in a helical waveguide array

Alexander Cerjan, Sheng Huang, Kevin P. Chen, Yidong Chong, Mikael Rechtsman

Physics

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

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.

Original language	English (US)
Title of host publication	CLEO
Subtitle of host publication	QELS_Fundamental Science, CLEO_QELS 2018
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Print)	9781943580422
DOIs	https://doi.org/10.1364/CLEO_QELS.2018.FM3Q.2
State	Published - 2018
Event	CLEO: QELS_Fundamental Science, CLEO_QELS 2018 - San Jose, United States Duration: May 13 2018 → May 18 2018

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F93-CLEO_QELS 2018
ISSN (Electronic)	2162-2701

Other

Other	CLEO: QELS_Fundamental Science, CLEO_QELS 2018
Country/Territory	United States
City	San Jose
Period	5/13/18 → 5/18/18

All Science Journal Classification (ASJC) codes

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Access to Document

10.1364/CLEO_QELS.2018.FM3Q.2

Cite this

@inproceedings{e7f8f05f460d40d797f53774fa84d279,

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} OSA 2018.; CLEO: QELS_Fundamental Science, CLEO_QELS 2018 ; Conference date: 13-05-2018 Through 18-05-2018",

year = "2018",

doi = "10.1364/CLEO_QELS.2018.FM3Q.2",

language = "English (US)",

isbn = "9781943580422",

series = "Optics InfoBase Conference Papers",

publisher = "Optica Publishing Group (formerly OSA)",

booktitle = "CLEO",

}

Cerjan, A, Huang, S, Chen, KP, Chong, Y & Rechtsman, M 2018, Weyl exceptional ring in a helical waveguide array. in CLEO: QELS_Fundamental Science, CLEO_QELS 2018. Optics InfoBase Conference Papers, vol. Part F93-CLEO_QELS 2018, Optica Publishing Group (formerly OSA), CLEO: QELS_Fundamental Science, CLEO_QELS 2018, San Jose, United States, 5/13/18. https://doi.org/10.1364/CLEO_QELS.2018.FM3Q.2

TY - GEN

T1 - Weyl exceptional ring in a helical waveguide array

AU - Cerjan, Alexander

AU - Huang, Sheng

AU - Chen, Kevin P.

AU - Chong, Yidong

AU - Rechtsman, Mikael

PY - 2018

Y1 - 2018

N2 - 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.

AB - 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.

UR - http://www.scopus.com/inward/record.url?scp=85048930265&partnerID=8YFLogxK

UR - http://www.scopus.com/inward/citedby.url?scp=85048930265&partnerID=8YFLogxK

U2 - 10.1364/CLEO_QELS.2018.FM3Q.2

DO - 10.1364/CLEO_QELS.2018.FM3Q.2

M3 - Conference contribution

AN - SCOPUS:85048930265

SN - 9781943580422

T3 - Optics InfoBase Conference Papers

BT - CLEO

PB - Optica Publishing Group (formerly OSA)

T2 - CLEO: QELS_Fundamental Science, CLEO_QELS 2018

Y2 - 13 May 2018 through 18 May 2018

ER -

Weyl exceptional ring in a helical waveguide array

Abstract

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All Science Journal Classification (ASJC) codes

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