A 224 Gbps/λ O-Band Coherent Link for Intra-Data Center Applications. - Aaron Maharry; Stephen M. Misak; Hector Andrade; Junqian Liu; Giovanni Gilardi; Sean Liao; Ansheng Liu; Yuliya Akulova; Larry Coldren; James F. Buckwalter; Clint L. Schow (OFC, 2023)