Frequency comb generation with lasers near exceptional points

Xingwei Gao; Hao He; Scott Sobolewski; Chia Wei Hsu

doi:10.1364/NLO.2023.Tu1A.3

Optica Nonlinear Optics Topical Meeting 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper Tu1A.3
•https://doi.org/10.1364/NLO.2023.Tu1A.3

Frequency comb generation with lasers near exceptional points

Xingwei Gao, Hao He, Scott Sobolewski, and Chia Wei Hsu

Nonlinear Optics 2023

Honolulu, Hawaii United States
10–13 July 2023
ISBN: 978-1-957171-23-4

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Cavities and Light Sources I (Tu1A)

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X. Gao, H. He, S. Sobolewski, and C. W. Hsu, "Frequency comb generation with lasers near exceptional points," in Optica Nonlinear Optics Topical Meeting 2023, Technical Digest Series (Optica Publishing Group, 2023), paper Tu1A.3.

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Abstract

We show that exceptional points and the nonlinearity of a laser can induce an oscillating population inversion, creating a frequency comb. We develop an ab-initio theory describing all steady-state properties of such lasers.

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