Author:
Camacho W. A.,Carvalho M. M.,Ramirez J. C.,Thoroh de Souza E. A.,Saito L. A. M.
Abstract
This work shows an adaptive PAM-4/PAM-8 modulator using graphene capacitive segments over a silicon waveguide capable of management between a higher transmission rate (672 Gb/s for PAM-8) or low energy consumption (0.115 pJ/bit for PAM-4).