Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe2

Martin Zizlsperger; Thomas Siday; Fabian Sandner; Samuel Brem; Raul Perea-Causin; Felix Schiegl; Svenja Nerreter; Markus Plankl; Philipp Merkl; Fabian Mooshammer; Markus a. Huber; Ermin Malic; Rupert Huber

doi:10.1364/CLEO_QELS.2022.FM4N.4

Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe₂

Martin Zizlsperger, Thomas Siday, Fabian Sandner, Samuel Brem, Raul Perea-Causin, Felix Schiegl, Svenja Nerreter, Markus Plankl, Philipp Merkl, Fabian Mooshammer, Markus a. Huber, Ermin Malic, Rupert Huber

Physics and Astronomy

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

Abstract

Many-body interactions between excitons in a transition-metal dichalcogenide bilayer drive a transition into an electron-hole liquid at high densities. Using ultrafast polarization nanoscopy, we unveil spatiotemporal dynamics of this continuous Mott transition on the nanoscale.

Original language	English
Title of host publication	Conference on Lasers and Electro-Optics
Publisher	Optica Publishing Group (formerly OSA)
ISBN (Print)	9781957171050
DOIs	https://doi.org/10.1364/CLEO_QELS.2022.FM4N.4
Publication status	Published - 2022
Event	CLEO: QELS_Fundamental Science, QELS 2022 - San Jose, United States Duration: 15 May 2022 → 20 May 2022

Publication series

Name	Technical Digest Series
Publisher	Optica Publishing Group

Conference

Conference	CLEO: QELS_Fundamental Science, QELS 2022
Country/Territory	United States
City	San Jose
Period	15/05/22 → 20/05/22

Access to Document

10.1364/CLEO_QELS.2022.FM4N.4

Cite this

Zizlsperger, M., Siday, T., Sandner, F., Brem, S., Perea-Causin, R., Schiegl, F., Nerreter, S., Plankl, M., Merkl, P., Mooshammer, F., Huber, M. A., Malic, E., & Huber, R. (2022). Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe₂. In Conference on Lasers and Electro-Optics Article FM4N.4 (Technical Digest Series). Optica Publishing Group (formerly OSA). https://doi.org/10.1364/CLEO_QELS.2022.FM4N.4

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title = "Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe2",

abstract = "Many-body interactions between excitons in a transition-metal dichalcogenide bilayer drive a transition into an electron-hole liquid at high densities. Using ultrafast polarization nanoscopy, we unveil spatiotemporal dynamics of this continuous Mott transition on the nanoscale.",

author = "Martin Zizlsperger and Thomas Siday and Fabian Sandner and Samuel Brem and Raul Perea-Causin and Felix Schiegl and Svenja Nerreter and Markus Plankl and Philipp Merkl and Fabian Mooshammer and Huber, {Markus a.} and Ermin Malic and Rupert Huber",

year = "2022",

doi = "10.1364/CLEO_QELS.2022.FM4N.4",

language = "English",

isbn = "9781957171050",

series = "Technical Digest Series",

publisher = "Optica Publishing Group (formerly OSA)",

booktitle = "Conference on Lasers and Electro-Optics",

note = "CLEO: QELS_Fundamental Science, QELS 2022 ; Conference date: 15-05-2022 Through 20-05-2022",

}

Zizlsperger, M, Siday, T, Sandner, F, Brem, S, Perea-Causin, R, Schiegl, F, Nerreter, S, Plankl, M, Merkl, P, Mooshammer, F, Huber, MA, Malic, E & Huber, R 2022, Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe₂. in Conference on Lasers and Electro-Optics., FM4N.4, Technical Digest Series, Optica Publishing Group (formerly OSA), CLEO: QELS_Fundamental Science, QELS 2022, San Jose, United States, 15/05/22. https://doi.org/10.1364/CLEO_QELS.2022.FM4N.4

TY - GEN

T1 - Ultrafast nanoscopy of an excitonic insulator-metal transition in twisted bilayer WSe2

AU - Zizlsperger, Martin

AU - Siday, Thomas

AU - Sandner, Fabian

AU - Brem, Samuel

AU - Perea-Causin, Raul

AU - Schiegl, Felix

AU - Nerreter, Svenja

AU - Plankl, Markus

AU - Merkl, Philipp

AU - Mooshammer, Fabian

AU - Huber, Markus a.

AU - Malic, Ermin

AU - Huber, Rupert

PY - 2022

Y1 - 2022

N2 - Many-body interactions between excitons in a transition-metal dichalcogenide bilayer drive a transition into an electron-hole liquid at high densities. Using ultrafast polarization nanoscopy, we unveil spatiotemporal dynamics of this continuous Mott transition on the nanoscale.

AB - Many-body interactions between excitons in a transition-metal dichalcogenide bilayer drive a transition into an electron-hole liquid at high densities. Using ultrafast polarization nanoscopy, we unveil spatiotemporal dynamics of this continuous Mott transition on the nanoscale.

U2 - 10.1364/CLEO_QELS.2022.FM4N.4

DO - 10.1364/CLEO_QELS.2022.FM4N.4

M3 - Conference contribution

SN - 9781957171050

T3 - Technical Digest Series

BT - Conference on Lasers and Electro-Optics

PB - Optica Publishing Group (formerly OSA)

T2 - CLEO: QELS_Fundamental Science, QELS 2022

Y2 - 15 May 2022 through 20 May 2022

ER -