Single-Mode Lasing Induced by Nonlinearity and the Non-Hermitian Skin Effect

Bofeng Zhu; Bofeng Zhu; Qiang Wang; Daniel Leykam; Haoran Xue; Qi Jie Wang; Qi Jie Wang; Y. D. Chong; Y. D. Chong

doi:10.1364/FIO.2022.JW4B.36

Frontiers in Optics + Laser Science 2022 (FIO, LS)
Technical Digest Series (Optica Publishing Group, 2022),
paper JW4B.36
•https://doi.org/10.1364/FIO.2022.JW4B.36

Single-Mode Lasing Induced by Nonlinearity and the Non-Hermitian Skin Effect

Bofeng Zhu, Qiang Wang, Daniel Leykam, Haoran Xue, Qi Jie Wang, and Y. D. Chong

Frontiers in Optics 2022

Rochester, New York United States
17–20 October 2022
ISBN: 978-1-957171-17-3

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Joint Poster Session IIIB (Remote) (JW4B)

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B. Zhu, Q. Wang, D. Leykam, H. Xue, Q. J. Wang, and Y. D. Chong, "Single-Mode Lasing Induced by Nonlinearity and the Non-Hermitian Skin Effect," in Frontiers in Optics + Laser Science 2022 (FIO, LS), Technical Digest Series (Optica Publishing Group, 2022), paper JW4B.36.

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Abstract

We propose a laser that is multimodal for weak pumping, but single-modal at high pump strength. This behaviour is caused by an interaction between nonlinearity and the non-Hermitian skin effect (NHSE).

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