Physics News&Information

Demonstration of ultrafast and energy-efficient all-optical switching with graphene and plasmonic waveguides

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December 12, 2019

Nippon Telegraph and Telephone Corporation (NTT) and Tokyo Institute of Technology (Tokyo Tech) have demonstrated an ultrafast all-optical switching operation with the lowest energy consumption ever reported for all-optical switching at less than one picosecond (one trillionth of a second).

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