Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure

Minji Noh, Soonyoung Cha, Jehyun Kim, Yoomin Kim, Jekwan Lee, Hoil Kim, Seunghoon Yang, Sooun Lee, Wooyoung Shim, Chul Ho Lee, Jun Sung Kim, Dohun Kim, Hyunyong Choi

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

    Abstract

    We demonstrate a new optoelectronic platform using WSe2-Bi2Se3 heterostructures to generate and detect the valley-coupled spin-polarized photocurrents at room temperature. The light polarization and the external electric field can manipulate the magnitude of the current.

    Original languageEnglish
    Title of host publication2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781943580576
    DOIs
    Publication statusPublished - 2019 May
    Event2019 Conference on Lasers and Electro-Optics, CLEO 2019 - San Jose, United States
    Duration: 2019 May 52019 May 10

    Publication series

    Name2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings

    Conference

    Conference2019 Conference on Lasers and Electro-Optics, CLEO 2019
    Country/TerritoryUnited States
    CitySan Jose
    Period19/5/519/5/10

    Bibliographical note

    Publisher Copyright:
    © 2019 The Author(s) 2019 OSA.

    ASJC Scopus subject areas

    • Spectroscopy
    • Industrial and Manufacturing Engineering
    • Safety, Risk, Reliability and Quality
    • Management, Monitoring, Policy and Law
    • Electronic, Optical and Magnetic Materials
    • Radiology Nuclear Medicine and imaging
    • Instrumentation
    • Atomic and Molecular Physics, and Optics

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