Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi2Se3

Jekwan Lee; Sangwan Sim; Sungjun Park; Soohyun Park; Seungwan Cho; Sooun Lee; Hoil Kim; Jehyun Kim; Wooyoung Shim; Junsung Kim; Dohun Kim; Hyunyong Choi

doi:10.1364/CLEO_QELS.2018.FM1F.2

Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi₂Se₃

Jekwan Lee, Sangwan Sim, Sungjun Park, Soohyun Park, Seungwan Cho, Sooun Lee, Hoil Kim, Jehyun Kim, Wooyoung Shim, Junsung Kim, Dohun Kim, Hyunyong Choi

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

Abstract

We have measured the temporally-resolved helicity-dependent photocurrent at the Bi₂Se₃ topological insulator and identified that the skew scattering induces spin Hall effect while the spin suffers Elliott-Yafet relaxation at the bulk state of the Bi₂Se₃.

Original language	English
Title of host publication	CLEO
Subtitle of host publication	QELS_Fundamental Science, CLEO_QELS 2018
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Print)	9781943580422
DOIs	https://doi.org/10.1364/CLEO_QELS.2018.FM1F.2
Publication status	Published - 2018
Event	CLEO: QELS_Fundamental Science, CLEO_QELS 2018 - San Jose, United States Duration: 2018 May 13 → 2018 May 18

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F93-CLEO_QELS 2018
ISSN (Electronic)	2162-2701

Other

Other	CLEO: QELS_Fundamental Science, CLEO_QELS 2018
Country/Territory	United States
City	San Jose
Period	18/5/13 → 18/5/18

Bibliographical note

Publisher Copyright:
© OSA 2018.

All Science Journal Classification (ASJC) codes

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Access to Document

10.1364/CLEO_QELS.2018.FM1F.2

Cite this

Lee, J., Sim, S., Park, S., Park, S., Cho, S., Lee, S., Kim, H., Kim, J., Shim, W., Kim, J., Kim, D., & Choi, H. (2018). Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi₂Se₃. In CLEO: QELS_Fundamental Science, CLEO_QELS 2018 (Optics InfoBase Conference Papers; Vol. Part F93-CLEO_QELS 2018). Optica Publishing Group (formerly OSA). https://doi.org/10.1364/CLEO_QELS.2018.FM1F.2

@inproceedings{088e4ea2992b4a95aa3a945aa9601121,

title = "Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi2Se3",

abstract = "We have measured the temporally-resolved helicity-dependent photocurrent at the Bi2Se3 topological insulator and identified that the skew scattering induces spin Hall effect while the spin suffers Elliott-Yafet relaxation at the bulk state of the Bi2Se3.",

author = "Jekwan Lee and Sangwan Sim and Sungjun Park and Soohyun Park and Seungwan Cho and Sooun Lee and Hoil Kim and Jehyun Kim and Wooyoung Shim and Junsung Kim and Dohun Kim and Hyunyong Choi",

note = "Publisher Copyright: {\textcopyright} OSA 2018.; CLEO: QELS_Fundamental Science, CLEO_QELS 2018 ; Conference date: 13-05-2018 Through 18-05-2018",

year = "2018",

doi = "10.1364/CLEO_QELS.2018.FM1F.2",

language = "English",

isbn = "9781943580422",

series = "Optics InfoBase Conference Papers",

publisher = "Optica Publishing Group (formerly OSA)",

booktitle = "CLEO",

}

Lee, J, Sim, S, Park, S, Park, S, Cho, S, Lee, S, Kim, H, Kim, J, Shim, W, Kim, J, Kim, D & Choi, H 2018, Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi₂Se₃. in CLEO: QELS_Fundamental Science, CLEO_QELS 2018. Optics InfoBase Conference Papers, vol. Part F93-CLEO_QELS 2018, Optica Publishing Group (formerly OSA), CLEO: QELS_Fundamental Science, CLEO_QELS 2018, San Jose, United States, 18/5/13. https://doi.org/10.1364/CLEO_QELS.2018.FM1F.2

Ultrafast photocurrent measurements of bulk-conduction induced spin hall effect in the topological insulator Bi₂Se₃. / Lee, Jekwan; Sim, Sangwan; Park, Sungjun et al.
CLEO: QELS_Fundamental Science, CLEO_QELS 2018. Optica Publishing Group (formerly OSA), 2018. (Optics InfoBase Conference Papers; Vol. Part F93-CLEO_QELS 2018).

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

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AU - Lee, Jekwan

AU - Sim, Sangwan

AU - Park, Sungjun

AU - Park, Soohyun

AU - Cho, Seungwan

AU - Lee, Sooun

AU - Kim, Hoil

AU - Kim, Jehyun

AU - Shim, Wooyoung

AU - Kim, Junsung

AU - Kim, Dohun

AU - Choi, Hyunyong

PY - 2018

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