Edge-Mode Lasing from A non-Hermitian Topological Bulk

Dayang Lin,Zhitong Li,Xi-Wang Luo,Abouzar Gharajeh,Jiyoung Moon,Junpeng Hou,Chuanwei Zhang,Qing Gu

2023 IEEE PHOTONICS CONFERENCE, IPC（2023）

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摘要

We demonstrate single-mode topological lasing from a 1D array of coupled micro-ring resonators with a well-defined non-Hermitian topological bulk. Our 1D array is equivalent to a 2D non-Hermitian Chen insulator.

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关键词

topology,non-Hermiticity,microlaser,nanofabrication

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