Quantum Electrodynamics in a Topological Waveguide - Kim, Eunjong; Zhang, Xueyue; Ferreira, Vinicius S; Banker, Jash; Iverson, Joseph K; Sipahigil, Alp; Bello, Miguel; Gonzalez-Tudela, Alejandro; Mirhosseini, Mohammad; Painter, Oskar (Physical Review X, 2021)