reposiTUm: Exploring the non-Hermitian topology of exceptional points in lasers and fibre loops

Record link:

http://hdl.handle.net/20.500.12708/187992

Title:

Exploring the non-Hermitian topology of exceptional points in lasers and fibre loops

Citation:

Schumer, A., Nasari, H., Yuzhou, L., Lopez Galmiche, G., Leshin, J., Lopez-Aviles, H. E., Ding, L., Alahmadi, Y., Hassan, A. U., Zhong, Q., Rotter, S., LiKamWa, P., Christodoulides, D. N., & Khajavikhan, M. (2023, June 30). Exploring the non-Hermitian topology of exceptional points in lasers and fibre loops [Conference Presentation]. CLEO/Europe EQEC 2023, Munich, Germany. http://hdl.handle.net/20.500.12708/187992

Publication Type:

Presentation - Conference Presentation

Language:

English

Organisational Unit:

E136 - Institut für Theoretische Physik

Date (published):

30-Jun-2023

Event name:

CLEO/Europe EQEC 2023

Event date:

26-Jun-2023 - 30-Jun-2023

Event place:

Munich, Germany

Keywords:

Exceptional Points; Laser; Topological Photonics

Abstract:

We investigate the topological aspects of encircling an exceptional point. Specifically, we show how to create topological lasing modes in a waveguide-laser and how to observe a chiral state transfer without encircling the singularity.

Research facilities:

Vienna Scientific Cluster

Project title:

Wellenkontrolle in Systemen mit Absorption und Unordnung: P 32300-N27 (FWF Fonds zur Förderung der wissenschaftlichen Forschung (FWF))

Link (external):

https://www.cleoeurope.org
https://www.cleoeurope.org/wp-content/uploads/2023/06/ECLEO-EQEC-2023-advance-programme-web.pdf

Research Areas:

Photonics: 70%
Computational System Design: 30%

Science Branch:

1030 - Physik, Astronomie: 100%

Appears in Collections:

Presentation

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