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Adaptive PAM-4 /PAM-8 Graphene-based Electro-Optical Modulator

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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).

© 2022 The Author(s)

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