Structural optimization for modulation efficiency enhancement in a top-gated graphene optical modulator

Kaori Warabi, Rai Kou, Hidetaka Nishi, Shinichi Tanabe, Yuzuki Kobayashi, Tsuyoshi Yamamoto, Koji Yamada, Hirochika Nakajima

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    We investigated a top-gated graphene optical modulator on a CMOS compatible silicon photonic platform. The structural optimization results revealed that the modulation efficiency is able to reach to 0.05 dB/μm with very low insertion loss.

    Original languageEnglish
    Title of host publicationConference on Lasers and Electro-Optics Europe - Technical Digest
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Volume2015-August
    ISBN (Print)9781557529688
    Publication statusPublished - 2015 Aug 10
    EventConference on Lasers and Electro-Optics, CLEO 2015 - San Jose, United States
    Duration: 2015 May 102015 May 15

    Other

    OtherConference on Lasers and Electro-Optics, CLEO 2015
    CountryUnited States
    CitySan Jose
    Period15/5/1015/5/15

      Fingerprint

    Keywords

    • Graphene
    • Insertion loss
    • Optical losses
    • Optical modulation
    • Optical saturation
    • Optical waveguides

    ASJC Scopus subject areas

    • Electrical and Electronic Engineering
    • Atomic and Molecular Physics, and Optics
    • Electronic, Optical and Magnetic Materials

    Cite this

    Warabi, K., Kou, R., Nishi, H., Tanabe, S., Kobayashi, Y., Yamamoto, T., Yamada, K., & Nakajima, H. (2015). Structural optimization for modulation efficiency enhancement in a top-gated graphene optical modulator. In Conference on Lasers and Electro-Optics Europe - Technical Digest (Vol. 2015-August). [7183428] Institute of Electrical and Electronics Engineers Inc..