Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS2

Ho Seung Shin; Sangwan Sim; Doeon Lee; Seungwan Cho; Sooun Lee; Seung Hoon Yang; Wooyoung Shim; Chul Ho Lee; Hyunyong Choi

doi:10.1364/CLEO_QELS.2018.FF1D.4

Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS₂

Ho Seung Shin, Sangwan Sim, Doeon Lee, Seungwan Cho, Sooun Lee, Seung Hoon Yang, Wooyoung Shim, Chul Ho Lee, Hyunyong Choi

KU-KIST Graduate School of Converging Science and Technology

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

Abstract

We investigate the anisotropic exciton dynamics of bilayer ReS2 using time-resolved pump-probe spectroscopy. In contrast to conventional 2D materials, we identify that the exciton resonance broadening strongly depends on the exciton-longitudinal optical (LO) phonon coupling.

Original language	English
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.FF1D.4
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

Other

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

ASJC Scopus subject areas

Electronic, Optical and Magnetic Materials
Mechanics of Materials

Access to Document

10.1364/CLEO_QELS.2018.FF1D.4

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Shin, H. S., Sim, S., Lee, D., Cho, S., Lee, S., Yang, S. H., Shim, W., Lee, C. H., & Choi, H. (2018). Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS₂ 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.FF1D.4

Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS₂ . / Shin, Ho Seung; Sim, Sangwan; Lee, Doeon; Cho, Seungwan; Lee, Sooun; Yang, Seung Hoon; Shim, Wooyoung; Lee, Chul 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

Shin, HS, Sim, S, Lee, D, Cho, S, Lee, S, Yang, SH, Shim, W, Lee, CH & Choi, H 2018, Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS₂ 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, 18/5/13. https://doi.org/10.1364/CLEO_QELS.2018.FF1D.4

Shin, Ho Seung ; Sim, Sangwan ; Lee, Doeon ; Cho, Seungwan ; Lee, Sooun ; Yang, Seung Hoon ; Shim, Wooyoung ; Lee, Chul Ho ; Choi, Hyunyong. / Ultrafast linewidth and resonant energy dynamics of anisotropic excitons in atomically thin ReS₂ CLEO: QELS_Fundamental Science, CLEO_QELS 2018. OSA - The Optical Society, 2018. (Optics InfoBase Conference Papers).

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abstract = "We investigate the anisotropic exciton dynamics of bilayer ReS2 using time-resolved pump-probe spectroscopy. In contrast to conventional 2D materials, we identify that the exciton resonance broadening strongly depends on the exciton-longitudinal optical (LO) phonon coupling.",

author = "Shin, {Ho Seung} and Sangwan Sim and Doeon Lee and Seungwan Cho and Sooun Lee and Yang, {Seung Hoon} and Wooyoung Shim and Lee, {Chul Ho} and Hyunyong Choi",

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