Fig. 1: Timeline showing key experimental milestones in waveguide-based topological photonic lattices. | npj Nanophotonics

Fig. 1: Timeline showing key experimental milestones in waveguide-based topological photonic lattices.

From: Quantum topological photonics with special focus on waveguide systems

Fig. 1

Shockley-like surface states in photonic superlattices13. Unidirectional topological electromagnetic states8. Floquet topological insulator9. Topological quantum optics interface assisted quantum emitter24. Topological exceptional state transfer laser55. PT-symmetric photonic topological insulator realized in a 2-dimensional waveguides array18. Panels adapted with permission from refs. 8,9,13,18,24,55.

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