Observation of Extrinsic Topological Phases in Floquet Photonic LatticesRemoveRajesh Asapanna, Rabih El Sokhen, Albert F. Adiyatullin, Clément Hainaut, Pierre Delplace, Álvaro Gómez-León, and Alberto AmoPhys. Rev. Lett. 134, 256603 (2025)
