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physics.optics2021
Higher-order topological phases in tunable -symmetric photonic crystals
Hai-Xiao Wang, Li Liang, Bin Jiang +3
We demonstrate that multiple higher-order topological transitions can be triggered via the continuous change of the geometry in kagome photonic crystals composed of three dielectri…
physics.optics2021
An all-dielectric photonic crystal with unconventional higher-order topology
Shiqiao Wu, Bin Jiang, Yang Liu +1
Photonic crystals have been demonstrated as a versatile platform for the study of topological phenomena. The recent discovery of higher order topological insulators introduces new…