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Article
Liqin Tang
Physics
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Article
Open AccessSub-symmetry-protected topological states
A hallmark of symmetry-protected topological phases are topological boundary states, which are immune to perturbations that respect the protecting symmetry. It is commonly believed that any perturbation that d...
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Article
Open AccessNontrivial coupling of light into a defect: the interplay of nonlinearity and topology
The flourishing of topological photonics in the last decade was achieved mainly due to developments in linear topological photonic structures. However, when nonlinearity is introduced, many intriguing question...
