Non-equilibrium steady states periodically driven by a long-lived coherent phonon in 2H-MoTe2

Takumi Fukuda; Kotaro Makino; Yuta Saito; Paul Fons; Alexander V. Kolobov; Atsushi Ando; Takuya Mori; Ryo Ishikawa; Keiji Ueno; Jessica Afalla; Muneaki Hase

Non-equilibrium steady states periodically driven by a long-lived coherent phonon in 2H-MoTe₂

Takumi Fukuda, Kotaro Makino, Yuta Saito, Paul Fons, Alexander V. Kolobov, Atsushi Ando, Takuya Mori, Ryo Ishikawa, Keiji Ueno, Jessica Afalla, Muneaki Hase

Department of Electronics and Electrical Engineering

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

Abstract

We explore non-equilibrium states in a two-dimensional transition-metal dichalcogenide under periodical phonon driving. A time-frequency analysis reveals strong coupling between electrons and a long-lived coherent phonon, leading to phonon-combination modes in the early time region.

Original language	English
Title of host publication	International Conference on Ultrafast Phenomena, UP 2022
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Electronic)	9781957171074
Publication status	Published - 2022
Event	International Conference on Ultrafast Phenomena, UP 2022 - Montreal, Canada Duration: 2022 Jul 18 → 2022 Jul 22

Publication series

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

Conference

Conference	International Conference on Ultrafast Phenomena, UP 2022
Country/Territory	Canada
City	Montreal
Period	22/7/18 → 22/7/22

ASJC Scopus subject areas

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Cite this

Non-equilibrium steady states periodically driven by a long-lived coherent phonon in 2H-MoTe₂. / Fukuda, Takumi; Makino, Kotaro; Saito, Yuta et al.
International Conference on Ultrafast Phenomena, UP 2022. Optica Publishing Group (formerly OSA), 2022. (Optics InfoBase Conference Papers).

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

Fukuda, T, Makino, K, Saito, Y, Fons, P, Kolobov, AV, Ando, A, Mori, T, Ishikawa, R, Ueno, K, Afalla, J & Hase, M 2022, Non-equilibrium steady states periodically driven by a long-lived coherent phonon in 2H-MoTe₂. in International Conference on Ultrafast Phenomena, UP 2022. Optics InfoBase Conference Papers, Optica Publishing Group (formerly OSA), International Conference on Ultrafast Phenomena, UP 2022, Montreal, Canada, 22/7/18.

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abstract = "We explore non-equilibrium states in a two-dimensional transition-metal dichalcogenide under periodical phonon driving. A time-frequency analysis reveals strong coupling between electrons and a long-lived coherent phonon, leading to phonon-combination modes in the early time region.",

author = "Takumi Fukuda and Kotaro Makino and Yuta Saito and Paul Fons and Kolobov, {Alexander V.} and Atsushi Ando and Takuya Mori and Ryo Ishikawa and Keiji Ueno and Jessica Afalla and Muneaki Hase",

note = "Funding Information: 5. Acknowledgements: CB acknowledges MHRD, India for financial support. RSSK acknowledges the financial support for the following project numbers BRICS/PilotCall2/IEEE-OSC/2018 (G) and CRG/2019/003197. Authors thank Prof. Xiobin Peng, South China University of Technology, Guangzhou, China for providing the porphyrin molecules used in the study. Publisher Copyright: {\textcopyright} 2022 The Author(s).; International Conference on Ultrafast Phenomena, UP 2022 ; Conference date: 18-07-2022 Through 22-07-2022",

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T1 - Non-equilibrium steady states periodically driven by a long-lived coherent phonon in 2H-MoTe2

AU - Fukuda, Takumi

AU - Makino, Kotaro

AU - Saito, Yuta

AU - Fons, Paul

AU - Kolobov, Alexander V.

AU - Ando, Atsushi

AU - Mori, Takuya

AU - Ishikawa, Ryo

AU - Ueno, Keiji

AU - Afalla, Jessica

AU - Hase, Muneaki

N1 - Funding Information: 5. Acknowledgements: CB acknowledges MHRD, India for financial support. RSSK acknowledges the financial support for the following project numbers BRICS/PilotCall2/IEEE-OSC/2018 (G) and CRG/2019/003197. Authors thank Prof. Xiobin Peng, South China University of Technology, Guangzhou, China for providing the porphyrin molecules used in the study. Publisher Copyright: © 2022 The Author(s).

PY - 2022

Y1 - 2022

N2 - We explore non-equilibrium states in a two-dimensional transition-metal dichalcogenide under periodical phonon driving. A time-frequency analysis reveals strong coupling between electrons and a long-lived coherent phonon, leading to phonon-combination modes in the early time region.

AB - We explore non-equilibrium states in a two-dimensional transition-metal dichalcogenide under periodical phonon driving. A time-frequency analysis reveals strong coupling between electrons and a long-lived coherent phonon, leading to phonon-combination modes in the early time region.

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BT - International Conference on Ultrafast Phenomena, UP 2022

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Y2 - 18 July 2022 through 22 July 2022

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