Jörg, Christina I.Christina I.JörgLetscher, FabianFabianLetscherFleischhauer, MichaelMichaelFleischhauerFreymann, Georg vonGeorg vonFreymann2022-03-132022-03-132017https://publica.fraunhofer.de/handle/publica/39746510.1364/CLEO_QELS.2017.FM2G.4We experimentally study time-dependent defects in a waveguide model of a topological insulator. Backscattering is not observed, but in contrast to static defects, edge modes propagate through the defects.en621conference paper