Observation of nonlinear corner states in a higher-order photonic topological insulator

被引:0
作者
Kirsch, M. S. [1 ]
Zhang, Y. [2 ]
Maczewsky, L. J. [1 ]
Ivanov, S. K. [3 ]
Kartashov, Y., V [3 ,4 ]
Torner, L. [4 ]
Bauer, D. [1 ]
Szameit, A. [1 ]
Heinrich, M. [1 ]
机构
[1] Univ Rostock, Inst Phys, Albert Einstein Str 23, D-18059 Rostock, Germany
[2] Xi An Jiao Tong Univ, Sch Elect & Informat Engn, Key Lab Phys Elect & Devices, Minist Educ, Xian 710049, Peoples R China
[3] Russian Acad Sci, Inst Spect, Moscow 108840, Russia
[4] Barcelona Inst Sci & Technol, ICFO Inst Ciencies Fotanigues, Barcelona 08860, Spain
来源
2021 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) | 2021年
关键词
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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 experimentally investigate the nonlinear Kerr dynamics in higher-order photonic topological insulators. The topologically protected corner states are robust against nonlinear perturbations and indicates its transition passage through bulk-bands by a brief intermediate delocalization. (C) 2021 The Author(S)
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页数:2
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