Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi2Se3

Seungmin Lee; Sangwan Sim; Jisoo Moon; Soonyoung Cha; Ho Seung Shin; Soohyun Park; Woosun Jang; Myungwoo Son; Hyunseung Jung; Seung Young Seo; Aloysius Soon; Moon Ho Ham; Hojin Lee; Moon Ho Jo; Seongshik Oh; Hyunyong Choi

Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃

Seungmin Lee, Sangwan Sim, Jisoo Moon, Soonyoung Cha, Ho Seung Shin, Soohyun Park, Woosun Jang, Myungwoo Son, Hyunseung Jung, Seung Young Seo, Aloysius Soon, Moon Ho Ham, Hojin Lee, Moon Ho Jo, Seongshik Oh, Hyunyong Choi

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

Abstract

We present the photoinduced terahertz responses of topological insulators Bi2Se3. The photoconductance sign is determined by the competition between the topological surface state and the bulk response in n-type, p-type and bulk-insulating Bi₂Se₃.

Original language	English
Title of host publication	2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings
Publisher	Institute of Electrical and Electronics Engineers Inc.
ISBN (Print)	9781943580422
Publication status	Published - 2018 Aug 6
Event	2018 Conference on Lasers and Electro-Optics, CLEO 2018 - San Jose, United States Duration: 2018 May 13 → 2018 May 18

Publication series

Name	2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings

Other

Other	2018 Conference on Lasers and Electro-Optics, CLEO 2018
Country/Territory	United States
City	San Jose
Period	18/5/13 → 18/5/18

Bibliographical note

Publisher Copyright:
© 2018 OSA.

All Science Journal Classification (ASJC) codes

Instrumentation
Atomic and Molecular Physics, and Optics

Cite this

Lee, S., Sim, S., Moon, J., Cha, S., Shin, H. S., Park, S., Jang, W., Son, M., Jung, H., Seo, S. Y., Soon, A., Ham, M. H., Lee, H., Jo, M. H., Oh, S., & Choi, H. (2018). Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃ In 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings [8426429] (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings). Institute of Electrical and Electronics Engineers Inc..

Lee, Seungmin ; Sim, Sangwan ; Moon, Jisoo ; Cha, Soonyoung ; Shin, Ho Seung ; Park, Soohyun ; Jang, Woosun ; Son, Myungwoo ; Jung, Hyunseung ; Seo, Seung Young ; Soon, Aloysius ; Ham, Moon Ho ; Lee, Hojin ; Jo, Moon Ho ; Oh, Seongshik ; Choi, Hyunyong. / Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃ 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2018. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

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title = "Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi2Se3 ",

abstract = "We present the photoinduced terahertz responses of topological insulators Bi2Se3. The photoconductance sign is determined by the competition between the topological surface state and the bulk response in n-type, p-type and bulk-insulating Bi2Se3.",

author = "Seungmin Lee and Sangwan Sim and Jisoo Moon and Soonyoung Cha and Shin, {Ho Seung} and Soohyun Park and Woosun Jang and Myungwoo Son and Hyunseung Jung and Seo, {Seung Young} and Aloysius Soon and Ham, {Moon Ho} and Hojin Lee and Jo, {Moon Ho} and Seongshik Oh and Hyunyong Choi",

note = "Publisher Copyright: {\textcopyright} 2018 OSA.; 2018 Conference on Lasers and Electro-Optics, CLEO 2018 ; Conference date: 13-05-2018 Through 18-05-2018",

year = "2018",

month = aug,

day = "6",

language = "English",

isbn = "9781943580422",

series = "2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings",

publisher = "Institute of Electrical and Electronics Engineers Inc.",

booktitle = "2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings",

address = "United States",

}

Lee, S, Sim, S, Moon, J, Cha, S, Shin, HS, Park, S, Jang, W, Son, M, Jung, H, Seo, SY, Soon, A, Ham, MH, Lee, H, Jo, MH, Oh, S & Choi, H 2018, Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃ in 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings., 8426429, 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings, Institute of Electrical and Electronics Engineers Inc., 2018 Conference on Lasers and Electro-Optics, CLEO 2018, San Jose, United States, 18/5/13.

Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃ . / Lee, Seungmin; Sim, Sangwan; Moon, Jisoo; Cha, Soonyoung; Shin, Ho Seung; Park, Soohyun; Jang, Woosun; Son, Myungwoo; Jung, Hyunseung; Seo, Seung Young; Soon, Aloysius; Ham, Moon Ho; Lee, Hojin; Jo, Moon Ho; Oh, Seongshik; Choi, Hyunyong.

2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 2018. 8426429 (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).

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

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T1 - Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi2Se3

AU - Lee, Seungmin

AU - Sim, Sangwan

AU - Moon, Jisoo

AU - Cha, Soonyoung

AU - Shin, Ho Seung

AU - Park, Soohyun

AU - Jang, Woosun

AU - Son, Myungwoo

AU - Jung, Hyunseung

AU - Seo, Seung Young

AU - Soon, Aloysius

AU - Ham, Moon Ho

AU - Lee, Hojin

AU - Jo, Moon Ho

AU - Oh, Seongshik

AU - Choi, Hyunyong

PY - 2018/8/6

Y1 - 2018/8/6

N2 - We present the photoinduced terahertz responses of topological insulators Bi2Se3. The photoconductance sign is determined by the competition between the topological surface state and the bulk response in n-type, p-type and bulk-insulating Bi2Se3.

AB - We present the photoinduced terahertz responses of topological insulators Bi2Se3. The photoconductance sign is determined by the competition between the topological surface state and the bulk response in n-type, p-type and bulk-insulating Bi2Se3.

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M3 - Conference contribution

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SN - 9781943580422

T3 - 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings

BT - 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings

PB - Institute of Electrical and Electronics Engineers Inc.

T2 - 2018 Conference on Lasers and Electro-Optics, CLEO 2018

Y2 - 13 May 2018 through 18 May 2018

ER -

Lee S, Sim S, Moon J, Cha S, Shin HS, Park S et al. Ultrafast Semiconducting to Metallic Terahertz Responses in the Topological Insulator Bi₂Se₃ In 2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc. 2018. 8426429. (2018 Conference on Lasers and Electro-Optics, CLEO 2018 - Proceedings).