Driver-less 448 Gbps PAM4 and 1.2 Tbps 16-QAM IMDD/Coherent-lite transmission using TFLN optical DACs. - Charles St-Arnault; Benton Qiu; Derek Kita; Kenton Anzai; Christopher R. Cole; Ross Dickson; Bruce Beggs; Naim Ben-Hamida; Christian Reimer; David V. Plant (OFC, 2026)