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Conferences > CLEO_FS > 2023 > FTh1D > FTh1D.2

Discovery of a Graphene Sibling: The Photonic Topological Quadratic-Node Semimetal

Zihe Gao, Haoqi Zhao, Tianwei Wu, Xilin Feng, Zhifeng Zhang, Xingdu Qiao, Ching-Kai Chiu, and Liang Feng

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Abstract

We report the experimental discovery of the topological quadratic-node semimetal in a photonic microring lattice with a robust second-order nodal point at the Brillouin zone center and two Dirac points at the Brillouin zone boundary.

© 2023 The Author(s)

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