Controllable Photonic Topological Insulating Chain Based on Non-Hermiticity

被引：0

作者：

Takata, Kenta ^{[1
,2
]}

Notomi, Masaya ^{[1
,2
,3
]}

机构：

[1] NTT Corp, NTT Nanophoton Ctr, 3-1 Morinosato Wakamiya, Atsugi, Kanagawa 2430198, Japan

[2] NTT Corp, NTT Basic Res Labs, 3-1 Morinosato Wakamiya, Atsugi, Kanagawa 2430198, Japan

[3] Tokyo Inst Technol, Meguro Ku, 2-12-1 Ookayama, Tokyo 1528550, Japan

来源：

2018 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2018年

关键词：

STATES;

D O I：

暂无

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

We determine theoretically a one-dimensional photonic insulating lattice whose bulk topology is controllable simply by tuning gain and loss. The system with four-cavity periods realizes a non-Hermiticity-induced topological transition and reconfigurable midgap topological interface states.

引用

页数：2

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