Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices

Soonyoung Cha, Doeon Lee, Je Hyun Kim, Minji Noh, Hyemin Bae, Hoil Kim, Sungjun Cho, Wooyoung Shim, Jun Sung Kim, Dohun Kim, Hyunyong Choi

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

Abstract

We report a novel hybrid heterostructure device that merges the valleytronic and spintronic functionality. We sequentially generate, transport and detect the valley-coupled spinpolarized electrons via non-local photogalvanic effects from WSe2-graphene-Bi1,5Sb0.5Te1.7Se1.3.

Original languageEnglish
Title of host publication2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-2
Number of pages2
Volume2017-January
ISBN (Electronic)9781943580279
DOIs
Publication statusPublished - 2017 Oct 25
Event2017 Conference on Lasers and Electro-Optics, CLEO 2017 - San Jose, United States
Duration: 2017 May 142017 May 19

Other

Other2017 Conference on Lasers and Electro-Optics, CLEO 2017
CountryUnited States
CitySan Jose
Period17/5/1417/5/19

Fingerprint

Magnetoelectronics
Graphite
Graphene
valleys
Heterojunctions
graphene
insulators
Electrons
electrons

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics
  • Electronic, Optical and Magnetic Materials
  • Instrumentation

Cite this

Cha, S., Lee, D., Kim, J. H., Noh, M., Bae, H., Kim, H., ... Choi, H. (2017). Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices. In 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings (Vol. 2017-January, pp. 1-2). Institute of Electrical and Electronics Engineers Inc.. https://doi.org/10.1364/CLEO_AT.2017.FF2F.7
Cha, Soonyoung ; Lee, Doeon ; Kim, Je Hyun ; Noh, Minji ; Bae, Hyemin ; Kim, Hoil ; Cho, Sungjun ; Shim, Wooyoung ; Kim, Jun Sung ; Kim, Dohun ; Choi, Hyunyong. / Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices. 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. Vol. 2017-January Institute of Electrical and Electronics Engineers Inc., 2017. pp. 1-2
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title = "Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices",
abstract = "We report a novel hybrid heterostructure device that merges the valleytronic and spintronic functionality. We sequentially generate, transport and detect the valley-coupled spinpolarized electrons via non-local photogalvanic effects from WSe2-graphene-Bi1,5Sb0.5Te1.7Se1.3.",
author = "Soonyoung Cha and Doeon Lee and Kim, {Je Hyun} and Minji Noh and Hyemin Bae and Hoil Kim and Sungjun Cho and Wooyoung Shim and Kim, {Jun Sung} and Dohun Kim and Hyunyong Choi",
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language = "English",
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Cha, S, Lee, D, Kim, JH, Noh, M, Bae, H, Kim, H, Cho, S, Shim, W, Kim, JS, Kim, D & Choi, H 2017, Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices. in 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. vol. 2017-January, Institute of Electrical and Electronics Engineers Inc., pp. 1-2, 2017 Conference on Lasers and Electro-Optics, CLEO 2017, San Jose, United States, 17/5/14. https://doi.org/10.1364/CLEO_AT.2017.FF2F.7

Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices. / Cha, Soonyoung; Lee, Doeon; Kim, Je Hyun; Noh, Minji; Bae, Hyemin; Kim, Hoil; Cho, Sungjun; Shim, Wooyoung; Kim, Jun Sung; Kim, Dohun; Choi, Hyunyong.

2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. Vol. 2017-January Institute of Electrical and Electronics Engineers Inc., 2017. p. 1-2.

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

TY - GEN

T1 - Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices

AU - Cha, Soonyoung

AU - Lee, Doeon

AU - Kim, Je Hyun

AU - Noh, Minji

AU - Bae, Hyemin

AU - Kim, Hoil

AU - Cho, Sungjun

AU - Shim, Wooyoung

AU - Kim, Jun Sung

AU - Kim, Dohun

AU - Choi, Hyunyong

PY - 2017/10/25

Y1 - 2017/10/25

N2 - We report a novel hybrid heterostructure device that merges the valleytronic and spintronic functionality. We sequentially generate, transport and detect the valley-coupled spinpolarized electrons via non-local photogalvanic effects from WSe2-graphene-Bi1,5Sb0.5Te1.7Se1.3.

AB - We report a novel hybrid heterostructure device that merges the valleytronic and spintronic functionality. We sequentially generate, transport and detect the valley-coupled spinpolarized electrons via non-local photogalvanic effects from WSe2-graphene-Bi1,5Sb0.5Te1.7Se1.3.

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DO - 10.1364/CLEO_AT.2017.FF2F.7

M3 - Conference contribution

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VL - 2017-January

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BT - 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings

PB - Institute of Electrical and Electronics Engineers Inc.

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Cha S, Lee D, Kim JH, Noh M, Bae H, Kim H et al. Generation, transport, and detection of valley-coupled spinpolarized electrons in WSe2-graphene-Topological insulator heterostructure devices. In 2017 Conference on Lasers and Electro-Optics, CLEO 2017 - Proceedings. Vol. 2017-January. Institute of Electrical and Electronics Engineers Inc. 2017. p. 1-2 https://doi.org/10.1364/CLEO_AT.2017.FF2F.7