Journal Article 2 terahertz topological photonic integrated circuits Silicon photonics 1 active non‐reciprocity 1 demultiplexer 1 multiplexer 1 non‐reciprocal critical coupling state 1 plus ... on‐chip integrated isolator 1 photonic filter 1 silicon photonics 1 terahertz 6G to XG wireless communications 1 terahertz interconnects 1 terahertz topological isolator 1 topological cavity 1 topological non‐reciprocity 1 topological waveguide 1 topological waveguides 1 moins ...