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Conferences > CLEO_FS > 2023 > FM2B > FM2B.4

Higher-order topological corner states in a distorted photonic Kagome lattice

Qi Zhong, Yongsheng Liang, Jianqi Xiong, Limin Song, Fucheng Hou, Liqin Tang, Daohong Song, and Zhigang Chen

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Abstract

We experimentally demonstrate photonic higher-order topological corner states in a C6- symmetric lattice of “inverse star of David” shape - the distorted Kagome lattice. Topological nature of such corner states is discussed from the fractional corner anomaly.

© 2023 The Author(s)

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