Ostrovskis, ArmandsArmandsOstrovskisCirjulina, DarjaDarjaCirjulinaSalgals, TomsTomsSalgalsKim, MinkyuMinkyuKimKoenigsmann, MichaelMichaelKoenigsmannKrüger, BenjaminBenjaminKrügerPittalà, FabioFabioPittalàZhang, LuLuZhangYu, XianbinXianbinYuSchatz, RichardRichardSchatzGruen, MarkusMarkusGruenLouchet, HadrienHadrienLouchetJahn, RobertRobertJahnYamaguchi, KazuoKazuoYamaguchiBobrovs, VjaceslavsVjaceslavsBobrovsDe Heyn, PeterPeterDe HeynPang, XiaodanXiaodanPangOzolins, OskarsOskarsOzolinsChjulina, DarjaDarjaChjulinaKrueger, BenjaminBenjaminKruegerPittala, FabioFabioPittalaBobrovs, VjaceslaysVjaceslaysBobrovs2026-07-232026-07-232025979-8-3315-2560-62374-0140https://imec-publications.be/handle/20.500.12860/59933We demonstrate record transmission of 224 Gbaud OOK and 140 Gbaud PAM4 using a O-band differential-drive silicon photonics traveling-wave Mach-Zehnder modulator, achieving BER performance below the 6.25 % HD-FEC threshold after 500 meters of SMF transmission.engProceedings paper10.1109/ipc65510.2025.11282287WOS:001789451200227