Demonstration of All-Optical Ultrafast Switching, Using High-Quality Graphene.

Tomoki Kusaka,Akihiro Furube,Tetsuro Katayama, Hiroki Kishikawa,Yasuhide Ohno,Masao Nagase,Junichi Fujikata

Photonics in Switching and Computing (PSC)（2022）

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摘要

All-optical switching with spatial incidence was investigated using the saturable absorption effect of graphene on SiC. 120fs ultrafast switching operation was achieved for saturable absorption and free carrier absorption associated with Auger-recombination process.

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关键词

graphene,optical switch,saturable absorption,Auger recombination

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