Author:
Rosiek Christian Anker,Arregui Guillermo,Vladimirova Anastasiia,Albrechtsen Marcus,Lahijani Babak Vosoughi,Christiansen Rasmus Ellebæk,Stobbe Søren
Abstract
We measure the propagation loss in trivial and topological slow-light guided interface modes of a valley-Hall photonic topological insulator indicating that there is no topological protection from fabrication-induced disorder.