Controlling electron-phonon interaction in the Bi2Se3 topological insulator by Dirac-plasmon engineering

Chihun In; Sangwan Sim; Beom Kim; Hyemin Bae; Hyunseung Jung; Woosun Jang; Myungwoo Son; Jisoo Moon; Maryam Salehi; Seung Young Seo; Aloysius Soon; Moon Ho Ham; Hojin Lee; Seongshik Oh; Dohun Kim; Moon Ho Jo; Hyunyong Choi

doi:10.1364/CLEO_QELS.2018.FM1F.1

Controlling electron-phonon interaction in the Bi₂Se₃ topological insulator by Dirac-plasmon engineering

Chihun In, Sangwan Sim, Beom Kim, Hyemin Bae, Hyunseung Jung, Woosun Jang, Myungwoo Son, Jisoo Moon, Maryam Salehi, Seung Young Seo, Aloysius Soon, Moon Ho Ham, Hojin Lee, Seongshik Oh, Dohun Kim, Moon Ho Jo, Hyunyong Choi

School of Arts and Sciences, Physics & Astronomy

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

Abstract

We performed the time-domain and time-resolved ultrafast THz spectroscopy on the topological insulator (TI) Bi₂Se₃ Dirac plasmons. The distinct dynamics of phonon broadening and phonon stiffening were observed when Dirac plasmon moves across the TI phonon.

Original language	English (US)
Title of host publication	CLEO
Subtitle of host publication	QELS_Fundamental Science, CLEO_QELS 2018
Publisher	OSA - The Optical Society
ISBN (Electronic)	9781557528209
DOIs	https://doi.org/10.1364/CLEO_QELS.2018.FM1F.1
State	Published - Jan 1 2018
Event	CLEO: QELS_Fundamental Science, CLEO_QELS 2018 - San Jose, United States Duration: May 13 2018 → May 18 2018

Publication series

Name	Optics InfoBase Conference Papers
Volume	Part F93-CLEO_QELS 2018

Other

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

All Science Journal Classification (ASJC) codes

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Access to Document

10.1364/CLEO_QELS.2018.FM1F.1

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In, C., Sim, S., Kim, B., Bae, H., Jung, H., Jang, W., Son, M., Moon, J., Salehi, M., Seo, S. Y., Soon, A., Ham, M. H., Lee, H., Oh, S., Kim, D., Jo, M. H., & Choi, H. (2018). Controlling electron-phonon interaction in the Bi₂Se₃ topological insulator by Dirac-plasmon engineering. In CLEO: QELS_Fundamental Science, CLEO_QELS 2018 (Optics InfoBase Conference Papers; Vol. Part F93-CLEO_QELS 2018). OSA - The Optical Society. https://doi.org/10.1364/CLEO_QELS.2018.FM1F.1

In, Chihun ; Sim, Sangwan ; Kim, Beom ; Bae, Hyemin ; Jung, Hyunseung ; Jang, Woosun ; Son, Myungwoo ; Moon, Jisoo ; Salehi, Maryam ; Seo, Seung Young ; Soon, Aloysius ; Ham, Moon Ho ; Lee, Hojin ; Oh, Seongshik ; Kim, Dohun ; Jo, Moon Ho ; Choi, Hyunyong. / Controlling electron-phonon interaction in the Bi₂Se₃ topological insulator by Dirac-plasmon engineering. CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, 2018. (Optics InfoBase Conference Papers).

@inproceedings{33b1c19f34af4448acd1d1093f3771d0,

title = "Controlling electron-phonon interaction in the Bi2Se3 topological insulator by Dirac-plasmon engineering",

abstract = "We performed the time-domain and time-resolved ultrafast THz spectroscopy on the topological insulator (TI) Bi2Se3 Dirac plasmons. The distinct dynamics of phonon broadening and phonon stiffening were observed when Dirac plasmon moves across the TI phonon.",

author = "Chihun In and Sangwan Sim and Beom Kim and Hyemin Bae and Hyunseung Jung and Woosun Jang and Myungwoo Son and Jisoo Moon and Maryam Salehi and Seo, {Seung Young} and Aloysius Soon and Ham, {Moon Ho} and Hojin Lee and Seongshik Oh and Dohun Kim and Jo, {Moon Ho} and Hyunyong Choi",

year = "2018",

month = jan,

day = "1",

doi = "10.1364/CLEO_QELS.2018.FM1F.1",

language = "English (US)",

series = "Optics InfoBase Conference Papers",

publisher = "OSA - The Optical Society",

booktitle = "CLEO",

note = "CLEO: QELS_Fundamental Science, CLEO_QELS 2018 ; Conference date: 13-05-2018 Through 18-05-2018",

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In, C, Sim, S, Kim, B, Bae, H, Jung, H, Jang, W, Son, M, Moon, J, Salehi, M, Seo, SY, Soon, A, Ham, MH, Lee, H, Oh, S, Kim, D, Jo, MH & Choi, H 2018, Controlling electron-phonon interaction in the Bi₂Se₃ topological insulator by Dirac-plasmon engineering. in CLEO: QELS_Fundamental Science, CLEO_QELS 2018. Optics InfoBase Conference Papers, vol. Part F93-CLEO_QELS 2018, OSA - The Optical Society, CLEO: QELS_Fundamental Science, CLEO_QELS 2018, San Jose, United States, 5/13/18. https://doi.org/10.1364/CLEO_QELS.2018.FM1F.1

Controlling electron-phonon interaction in the Bi₂Se₃ topological insulator by Dirac-plasmon engineering. / In, Chihun; Sim, Sangwan; Kim, Beom; Bae, Hyemin; Jung, Hyunseung; Jang, Woosun; Son, Myungwoo; Moon, Jisoo; Salehi, Maryam; Seo, Seung Young; Soon, Aloysius; Ham, Moon Ho; Lee, Hojin; Oh, Seongshik; Kim, Dohun; Jo, Moon Ho; Choi, Hyunyong.

CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, 2018. (Optics InfoBase Conference Papers; Vol. Part F93-CLEO_QELS 2018).

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

TY - GEN

T1 - Controlling electron-phonon interaction in the Bi2Se3 topological insulator by Dirac-plasmon engineering

AU - In, Chihun

AU - Sim, Sangwan

AU - Kim, Beom

AU - Bae, Hyemin

AU - Jung, Hyunseung

AU - Jang, Woosun

AU - Son, Myungwoo

AU - Moon, Jisoo

AU - Salehi, Maryam

AU - Seo, Seung Young

AU - Soon, Aloysius

AU - Ham, Moon Ho

AU - Lee, Hojin

AU - Oh, Seongshik

AU - Kim, Dohun

AU - Jo, Moon Ho

AU - Choi, Hyunyong

PY - 2018/1/1

Y1 - 2018/1/1

N2 - We performed the time-domain and time-resolved ultrafast THz spectroscopy on the topological insulator (TI) Bi2Se3 Dirac plasmons. The distinct dynamics of phonon broadening and phonon stiffening were observed when Dirac plasmon moves across the TI phonon.

AB - We performed the time-domain and time-resolved ultrafast THz spectroscopy on the topological insulator (TI) Bi2Se3 Dirac plasmons. The distinct dynamics of phonon broadening and phonon stiffening were observed when Dirac plasmon moves across the TI phonon.

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T3 - Optics InfoBase Conference Papers

BT - CLEO

PB - OSA - The Optical Society

T2 - CLEO: QELS_Fundamental Science, CLEO_QELS 2018

Y2 - 13 May 2018 through 18 May 2018

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