Non-Hermitian Skin Effect in Laser Arrays

Yuzhou G. N. Liu,Omid Hemmatyar,Demetrios N. Christodoulides,Mercedeh Khajavikhan

Conference on Lasers and Electro-Optics（2022）

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摘要

We report on the first realization of the Hatano-Nelson model in photonics by using an array of active unidirectional resonators that exhibit asymmetric nearest neighbor couplings. Non-Hermitian skin effect and laser phase locking is observed.

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关键词

laser,non-hermitian

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