Confined Excitons

Presentations

• Theoretical investigations of optical properties in homo-bilayers transition metal dichalcogenides : stacking effect and electric field tuning

  ORAL

  March 8, 2023, 3:00 PM – March 8, 2023, 3:12 PM

  Publication: [1] I. Paradisanos et al., Nat. Commun. 11, 2391 (2020).
  [2] Z. Li et al., Phys. Rev. B 106, 045411 (2022).
  [3] I. C. Gerber et al., Phys. Rev. B 99, 035443 (2019).
  [4] N. Leisgang et al., Nat. Nanotechnol. 15, 901 (2020).
  [5] L. Spondfeldner et al., Phys. Rev. Lett. 129, 107401 (2022).
  [6] S. Feng et al., in preparation (2022).

  Presenters

  • Iann C Gerber

    • Université de Toulouse, INSA-CNRS-UPS, LPCNO

  Authors

  • Iann C Gerber

    • Université de Toulouse, INSA-CNRS-UPS, LPCNO

  View abstract →

• Quantum control of interlayer excitons through engineered confinement in MoSe₂/WSe₂ heterostructures

  ORAL

  March 8, 2023, 3:12 PM – March 8, 2023, 3:24 PM

  Presenters

  • Nadine Leisgang

    • Harvard University

  Authors

  • Nadine Leisgang

    • Harvard University

  • Andres M Mier Valdivia

    • Harvard University

  • Grace Chen

    • Harvard University

  • Ryan J Gelly

    • Harvard University

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science
    • Research Center for Functional Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • Research Center for Functional Materials, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Kyoto Univ
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science
    • Kyoto University
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • National Institute For Materials Science
    • NIMS
    • National Institute for Material Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Hongkun Park

    • Harvard University

  • Philip Kim

    • Harvard University

  View abstract →

• Tunable transport dynamics of layer-hybridized excitons in a natural van Der Waals homobilayer

  ORAL

  March 8, 2023, 3:24 PM – March 8, 2023, 3:36 PM

  Publication: Tagarelli, F., Lopriore, E., Erkensten, D., Perea-Causin, R., Brem, S., Hagel, J., Sun, Z., Pasquale, G., Watanabe, K., Taniguchi, T., Malic, E., Kis, A. Electrical control of hybrid exciton transport in a van der Waals heterostructure

  Presenters

  • Fedele Tagarelli

    • Ecole Polytechnique Federale de Lausanne

  Authors

  • Fedele Tagarelli

    • Ecole Polytechnique Federale de Lausanne

  • Edoardo Lopriore

    • Ecole Polytechnique Federale de Lausanne

  • Daniel Erkensten

    • Chalmers University

  • Raul Perea-Causin

    • Chalmers University
    • Chalmers University of Technology

  • Samuel Brem

    • Philipps-Universität Marburg

  • Joakim Hagel

    • Chalmers University

  • ZHE SUN

    • Ecole Polytechnique Federale De Lausanne
    • EPFL

  • Gabriele Pasquale

    • EPFL

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science
    • Research Center for Functional Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • Research Center for Functional Materials, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Kyoto Univ
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science
    • Kyoto University
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • National Institute For Materials Science
    • NIMS
    • National Institute for Material Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Ermin Malic

    • Philipps-Universität Marburg

  • Andras Kis

    • Ecole Polytechnique Federale de Lausanne

  View abstract →

• Seeing quantum correlations through an excitonic lens

  ORAL

  March 8, 2023, 3:36 PM – March 8, 2023, 3:48 PM

  Publication: We are in the process of writing the manuscript.

  Presenters

  • Sina Zeytinoglu

    • Harvard University
    • NTT Research / Harvard University

  Authors

  • Sina Zeytinoglu

    • Harvard University
    • NTT Research / Harvard University

  • Valentin Walther

    • Harvard - Smithsonian Center for Astrophysics

  View abstract →

• Magnetic-field-induced Wigner crystallization of charged interlayer excitons in van der Waals heterostructures

  ORAL

  March 8, 2023, 3:48 PM – March 8, 2023, 4:00 PM

  Publication: I.V.Bondarev and Yu.E.Lozovik, arXiv:2112.13995 (to appear in Communications Physics - Nature)

  Presenters

  • Yu (Yurii) E Lozovik

    • Institute of Spectroscopy, Russian Academy of Sciences
    • Russian Institute of Spectroscopy

  Authors

  • Igor V Bondarev

    • North Carolina Central University

  • Yu (Yurii) E Lozovik

    • Institute of Spectroscopy, Russian Academy of Sciences
    • Russian Institute of Spectroscopy

  View abstract →

• Evidence for Exciton Crystals and Quantum Phase Transitions in a 2D Semiconductor Trilayer

  ORAL

  March 8, 2023, 4:00 PM – March 8, 2023, 4:12 PM

  Publication: Bai, Y.; et al. Evidence for exciton crystals in a 2D semiconductor heterobilayer, https://arxiv.org/pdf/2207.09601.pdf

  Presenters

  • Yusong Bai

    • Brown University

  Authors

  • Yusong Bai

    • Brown University

  • Yiliu Li

    • Columbia university

  • Song Liu

    • Columbia University

  • Yinjie Guo

    • Columbia University
    • Columbia Unviersity

  • Jordan Pack

    • Columbia University

  • Jue Wang

    • Harvard University

  • Cory R Dean

    • Columbia Univ
    • Columbia University

  • James C Hone

    • Columbia University

  • Xiaoyang Zhu

    • Columbia University
    • Department of Chemistry, Columbia 424 University, New York, New York 10027, United States

  View abstract →

• Organic-2D material heterostructures: A promising platform for Excitonic Bose-Einstein Condensation

  ORAL

  March 8, 2023, 4:12 PM – March 8, 2023, 4:24 PM

  Publication: K. Ulman and S. Y. Quek, "Organic-2D Material heterostructures: A Promising Platform for Exciton Condensation and Multiplication", Nano Letters 2021, 21, 8888.

  Presenters

  • Kanchan A Ulman

    • Natl Univ of Singapore

  Authors

  • Kanchan A Ulman

    • Natl Univ of Singapore

  • Su Ying Quek

    • National University of Singapore
    • Natl Univ of Singapore

  View abstract →

• Magneto-optic characterization of quaternion state in TMD bilayers with metallic screening

  ORAL

  March 8, 2023, 4:24 PM – March 8, 2023, 4:36 PM

  Publication: [1] Dinh Van Tuan, SuFei Shi, Xiaodong Xu, Scott A. Crooker and Hanan Dery, Phys. Rev. Lett. 129, 076801 (2022).
  [2] Zheng Sun, et al., Nano letters 21 7669 (2021).

  Presenters

  • Qiaochu Wan

    • University of Pittsburgh

  Authors

  • Qiaochu Wan

    • University of Pittsburgh

  • Jonathan C Beaumariage

    • University of Pittsburgh

  • Rui Xue

    • University of Pittsburgh

  • Li Xiang

    • Florida State University
    • National High Magnetic Field Laboratory, Tallahassee, Florida 32310, USA
    • National High Magnetic Field Laboratory

  • Jessica Chisholm

    • university of arizona

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science
    • Research Center for Functional Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • Research Center for Functional Materials, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Kyoto Univ
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science
    • Kyoto University
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • National Institute For Materials Science
    • NIMS
    • National Institute for Material Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Igor V Bondarev

    • North Carolina Central University

  • Dmitry Smirnov

    • National High Magnetic Field Laboratory
    • National High Magnetic Field Laboratory, Tallahassee, Florida 32310, USA

  • David W Snoke

    • University of Pittsburgh

  • Zheng Sun

    • East China Normal University
    • State Key Laboratory of Precision Spectroscopy of East China Normal University

  View abstract →

• Engineering strain and interlayer excitons of 2D materials via lithographically engraved hexagonal boron nitride substrates

  ORAL

  March 8, 2023, 4:36 PM – March 8, 2023, 4:48 PM

  Presenters

  • Yu-Chiang Hsieh

    • National Cheng Kung University, Taiwan

  Authors

  • Yu-Chiang Hsieh

    • National Cheng Kung University, Taiwan

  • Zhen You Lin

    • National Cheng Kung University, Taiwan
    • National Cheng Kung University ,Taiwan(R.O.C)

  • Shin-Ji Fung

    • National Cheng Kung University, Taiwan

  • Sheng-Chin Ho

    • National Cheng Kung University, Taiwan

  • Siang-Ping Hong

    • National Cheng Kung University, Taiwan

  • Sheng-Zhu Ho

    • National Cheng Kung University, Taiwan
    • National Cheng Kung University
    • Department of Physics, National Cheng Kung University

  • Chiu-Hua Huang

    • National Cheng Kung University, Taiwan

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Kyoto Univ
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science
    • Kyoto University
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • National Institute For Materials Science
    • NIMS
    • National Institute for Material Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science
    • Research Center for Functional Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • Research Center for Functional Materials, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Yi-Chun Chen

    • National Cheng Kung University, Taiwan
    • National Cheng Kung University
    • Department of Physics, National Cheng Kung University

  • Chung-Lin Wu

    • National Cheng Kung University, Taiwan

  • Tse-Ming Chen

    • National Cheng Kung University, Taiwan

  View abstract →

• Creating lateral quantum wells in monolayer semiconductors by an electrostatic confinement mechanism

  ORAL

  March 8, 2023, 4:48 PM – March 8, 2023, 5:00 PM

  Presenters

  • Jenny Hu

    • Stanford University
    • Stanford Univ

  Authors

  • Jenny Hu

    • Stanford University
    • Stanford Univ

  • Etienne LORCHAT

    • NTT Research Inc
    • NTT research Inc
    • NTT Research Inc.

  • Xueqi Chen

    • Stanford University

  • Elie Vandoolaeghe

    • NTT research Inc
    • NTT Research Inc.

  • Puneet A Murthy

    • NTT research Inc
    • NTT Research Inc.

  • Tony F Heinz

    • Stanford University
    • SLAC National Accelerator Laboratory

  • Thibault Chervy

    • NTT Research Inc

  View abstract →

• Tunable quantum traps for excitons in 2D semiconductors

  ORAL

  March 8, 2023, 5:00 PM – March 8, 2023, 5:12 PM

  Publication: D. Thureja et. al, Nature, 606, 298-304 (2022)

  Presenters

  • Puneet A. Murthy

    • ETH Zurich, NTT Research Inc.

  Authors

  • Puneet A. Murthy

    • ETH Zurich, NTT Research Inc.

  • Deepankur Thureja

    • ETH Zurich

  • Atac Imamoglu

    • ETH Zurich

  • Tomasz Smolenski

    • ETH Zurich

  • Ivan Amelio

    • ETH Zurich

  • Alexander Popert

    • ETH Zurich

  • Thibault Chervy

    • NTT Research Inc

  • David J Norris

    • ETH Zurich

  • Martin Kroner

    • ETH Zurich

  View abstract →

• Electrostatic single exciton trapping in a 2D semiconductor heterostructure using nanopatterned graphene

  ORAL

  March 8, 2023, 5:12 PM – March 8, 2023, 5:24 PM

  Publication: Single exciton trapping in an electrostatically defined 2D semiconductor quantum dot. arXiv:2206.13427. Accepted for publication in Physical Review B.

  Presenters

  • Daniel N Shanks

    • University of Arizona

  Authors

  • Daniel N Shanks

    • University of Arizona

  • Fateme Mahdikhanysarvejahany

    • University of Arizona

  • David G Mandrus

    • University of Tennessee
    • Oak Ridge National Laboratory

  • Michael Koehler

    • University of Tennessee
    • University of Tennessee, Knoxville

  • Takashi Taniguchi

    • National Institute for Materials Science
    • Kyoto Univ
    • International Center for Materials Nanoarchitectonics, National Institute of Materials Science
    • Kyoto University
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • National Institute For Materials Science
    • NIMS
    • National Institute for Material Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Kenji Watanabe

    • National Institute for Materials Science
    • Research Center for Functional Materials, National Institute of Materials Science
    • Research Center for Functional Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-044, Japan
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • National Institute for Materials Science, Japan
    • Research Center for Functional Materials, National Institute for Materials Science, Tsukuba, Japan
    • NIMS Japan

  • Brian J LeRoy

    • University of Arizona

  • John Schaibley

    • University of Arizona

  View abstract →

• Collective optical emission by dark moire excitons

  ORAL

  March 8, 2023, 5:24 PM – March 8, 2023, 5:36 PM

  Publication: Benjamin Remez and Nigel R. Cooper, Leaky exciton condensates in transition metal dichalcogenide moiré bilayers, Phys. Rev. Research 4, L022042 (2022)

  Presenters

  • Benyamin Remez

    • Yale University

  Authors

  • Benyamin Remez

    • Yale University

  • Nigel R Cooper

    • Univ of Cambridge

  View abstract →

• Programmable nano-wrinkle induced room-temperature exciton localization in monolayer WSe₂

  ORAL

  March 8, 2023, 5:36 PM – March 8, 2023, 5:48 PM

  Publication: 1. Darlington, T.P., Carmesin, C., Florian, M. et al. Imaging strain-localized excitons in nanoscale bubbles of monolayer WSe2 at room temperature. Nat. Nanotechnol. 15, 854–860 (2020). https://doi.org/10.1038/s41565-020-0730-5
  
  2. Yanev, E.S., Darlington, T.P. et al. Programmable nano-wrinkle induced room-temperature exciton localization in monolayer WSe2. Manuscript in preparation.

  Presenters

  • Emanuil S Yanev

    • Columbia University

  Authors

  • Emanuil S Yanev

    • Columbia University

  • Thomas P Darlington

    • Columbia University

  • Matthew Strasbourg

    • Montana State University

  • Song Liu

    • Columbia University

  • Nicholas Borys

    • Lawrence Berkeley National Laboratory
    • Montana State University
    • FIAP

  • James C Hone

    • Columbia University

  • P J Schuck

    • Columbia University
    • Department of Mechanical Engineering, Columbia University, New York, NY, USA

  View abstract →