Hybrid Photonic Integrated Circuit for Tunable, Narrow-Line-Width mmWave to Sub-THz Signal Generation. - Tianwen Qian; Ben Schuler; Martin Kresse; Madeleine Weigel; Jakob Reck; Klara Mihov; Philipp Winklhofer; Csongor Keuer; Laurids von Emden; Marcel Amberg; Crispin Zawadzki; Moritz Kleinert; et al. (ECOC, 2025)