Abstract A plasmonic IQ modulator is used to demonstrate 160 GBd 64QAM with achievable data-rates of 774 Gbit/s in a single-carrier back-to-back experiment. Over a 100 km fibre link it achieves 256 GBd 4QAM and 160 GBd 16QAM with rates of 410 and 600 Gbit/s.
https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=10484715
