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Conferences > CLEOPR > 2022 > CTuP8B > CTuP8B_02

Efficient graphene-based photodetector with an asymmetric hybrid plasmonic waveguide

Masaaki Ono, Katsumasa Yoshioka, Kengo Nozaki, Akihiko Shinya, and Masaya Notomi

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Abstract

We designed a compact photodetector with a graphene-loaded hybrid plasmonic waveguide that enhances light absorption to 32.1% for a 5-µm length. The asymmetric structure generates photovoltage by the photothermoelectric effect without dark current.

© 2022 IEEE

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