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

doi:10.23919/CLEO.2019.8749271

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 proceeding › Conference 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 language	English
Title of host publication	2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings
Publisher	Institute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)	9781943580576
DOIs	https://doi.org/10.23919/CLEO.2019.8749271
Publication status	Published - 2019 May
Event	2019 Conference on Lasers and Electro-Optics, CLEO 2019 - San Jose, United States Duration: 2019 May 5 → 2019 May 10

Publication series

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

Conference

Conference	2019 Conference on Lasers and Electro-Optics, CLEO 2019
Country/Territory	United States
City	San Jose
Period	19/5/5 → 19/5/10

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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10.23919/CLEO.2019.8749271

Cite this

Noh, M., Cha, S., Kim, J., Kim, Y., Lee, J., Kim, H., Yang, S., Lee, S., Shim, W., Lee, C. H., Kim, J. S., Kim, D., & Choi, H. (2019). Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure. In 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings Article 8749271 (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.23919/CLEO.2019.8749271

Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure. / Noh, Minji; Cha, Soonyoung; Kim, Jehyun et al.
2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2019. 8749271 (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Noh, M, Cha, S, Kim, J, Kim, Y, Lee, J, Kim, H, Yang, S, Lee, S, Shim, W, Lee, CH, Kim, JS, Kim, D & Choi, H 2019, Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure. in 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings., 8749271, 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2019 Conference on Lasers and Electro-Optics, CLEO 2019, San Jose, United States, 19/5/5. https://doi.org/10.23919/CLEO.2019.8749271

Noh M, Cha S, Kim J, Kim Y, Lee J, Kim H et al. Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure. In 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc. 2019. 8749271. (2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings). doi: 10.23919/CLEO.2019.8749271

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title = "Optoelectronic valley-locked spin photocurrent generation using WSe2-Bi2Se3 heterostructure",

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.",

author = "Minji Noh and Soonyoung Cha and Jehyun Kim and Yoomin Kim and Jekwan Lee and Hoil Kim and Seunghoon Yang and Sooun Lee and Wooyoung Shim and Lee, {Chul Ho} and Kim, {Jun Sung} and Dohun Kim and Hyunyong Choi",

note = "Publisher Copyright: {\textcopyright} 2019 The Author(s) 2019 OSA.; 2019 Conference on Lasers and Electro-Optics, CLEO 2019 ; Conference date: 05-05-2019 Through 10-05-2019",

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AU - Kim, Yoomin

AU - Lee, Jekwan

AU - Kim, Hoil

AU - Yang, Seunghoon

AU - Lee, Sooun

AU - Shim, Wooyoung

AU - Lee, Chul Ho

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AU - Choi, Hyunyong

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AB - 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.

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M3 - Conference contribution

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T3 - 2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings

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

PB - Institute of Electrical and Electronics Engineers Inc.

T2 - 2019 Conference on Lasers and Electro-Optics, CLEO 2019

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ER -

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

Abstract

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ASJC Scopus subject areas

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