Ultrafast photoinduced terahertz dynamics of topological insulator (Bi1-xInx)2Se3

Sangwan Sim; Matthew Brahlek; Nikesh Koirala; Soonyoung Cha; Seongshik Oh; Hyunyong Choi

doi:10.1364/up.2014.09.wed.b.7

Ultrafast photoinduced terahertz dynamics of topological insulator (Bi_1-xIn_x)₂Se₃

Sangwan Sim, Matthew Brahlek, Nikesh Koirala, Soonyoung Cha, Seongshik Oh, Hyunyong Choi

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

Abstract

We present ultrafast terahertz dynamics in topological insulator (Bi_1-xIn_x)₂Se₃. We find that photogenerated electrons suppress the increase of scattering at high temperature. The surfacebulk interaction strongly depends on the dynamic condition of topological phase transition.

Original language	English
Title of host publication	19th International Conference on Ultrafast Phenomena, UP 2014
Publisher	Optical Society of America (OSA)
ISBN (Print)	1557522790, 1557522790, 9781557522795, 9781557522795
DOIs	https://doi.org/10.1364/up.2014.09.wed.b.7
State	Published - 2014
Externally published	Yes
Event	19th International Conference on Ultrafast Phenomena, UP 2014 - Okinawa, Japan Duration: Jul 7 2014 → Jul 11 2014

Publication series

Name	Optics InfoBase Conference Papers
ISSN (Electronic)	2162-2701

Conference

Conference	19th International Conference on Ultrafast Phenomena, UP 2014
Country/Territory	Japan
City	Okinawa
Period	07/7/14 → 07/11/14

Access to Document

10.1364/up.2014.09.wed.b.7

Cite this

@inproceedings{adef55d2664d49808a51193bdac8c146,

title = "Ultrafast photoinduced terahertz dynamics of topological insulator (Bi1-xInx)2Se3",

abstract = "We present ultrafast terahertz dynamics in topological insulator (Bi1-xInx)2Se3. We find that photogenerated electrons suppress the increase of scattering at high temperature. The surfacebulk interaction strongly depends on the dynamic condition of topological phase transition.",

author = "Sangwan Sim and Matthew Brahlek and Nikesh Koirala and Soonyoung Cha and Seongshik Oh and Hyunyong Choi",

year = "2014",

doi = "10.1364/up.2014.09.wed.b.7",

language = "English",

isbn = "1557522790",

series = "Optics InfoBase Conference Papers",

publisher = "Optical Society of America (OSA)",

booktitle = "19th International Conference on Ultrafast Phenomena, UP 2014",

note = "19th International Conference on Ultrafast Phenomena, UP 2014 ; Conference date: 07-07-2014 Through 11-07-2014",

}

Sim, S, Brahlek, M, Koirala, N, Cha, S, Oh, S & Choi, H 2014, Ultrafast photoinduced terahertz dynamics of topological insulator (Bi_1-xIn_x)₂Se₃. in 19th International Conference on Ultrafast Phenomena, UP 2014. Optics InfoBase Conference Papers, Optical Society of America (OSA), 19th International Conference on Ultrafast Phenomena, UP 2014, Okinawa, Japan, 07/7/14. https://doi.org/10.1364/up.2014.09.wed.b.7

Ultrafast photoinduced terahertz dynamics of topological insulator (Bi_1-xIn_x)₂Se₃. / Sim, Sangwan; Brahlek, Matthew; Koirala, Nikesh et al.
19th International Conference on Ultrafast Phenomena, UP 2014. Optical Society of America (OSA), 2014. (Optics InfoBase Conference Papers).

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

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AU - Sim, Sangwan

AU - Brahlek, Matthew

AU - Koirala, Nikesh

AU - Cha, Soonyoung

AU - Oh, Seongshik

AU - Choi, Hyunyong

PY - 2014

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N2 - We present ultrafast terahertz dynamics in topological insulator (Bi1-xInx)2Se3. We find that photogenerated electrons suppress the increase of scattering at high temperature. The surfacebulk interaction strongly depends on the dynamic condition of topological phase transition.

AB - We present ultrafast terahertz dynamics in topological insulator (Bi1-xInx)2Se3. We find that photogenerated electrons suppress the increase of scattering at high temperature. The surfacebulk interaction strongly depends on the dynamic condition of topological phase transition.

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DO - 10.1364/up.2014.09.wed.b.7

M3 - Conference contribution

AN - SCOPUS:85087604294

SN - 1557522790

SN - 9781557522795

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PB - Optical Society of America (OSA)

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