400 GBd 32QAM Transmission Using RF-Synchronized Dark-Soliton Microcombs for Optical Arbitrary Waveform Generation (OAWG). - H. Peng; Lennart Schmitz; Daniel Drayß; Y. Zheng; Vincent Lauinger; Benedikt Geiger; Y. Xu; D. Fang; Wolfgang Freude; Sebastian Randel; Kresten Yvind; Laurent Schmalen; et al. (ECOC, 2025)