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Confined Excitons

ORAL · Q21 · ID: 1067300

Presentations

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

    ORAL

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    Publication: [1] I. Paradisanos et al., Nat. Commun. 11, 2391 (2020).<br>[2] Z. Li et al., Phys. Rev. B 106, 045411 (2022).<br>[3] I. C. Gerber et al., Phys. Rev. B 99, 035443 (2019).<br>[4] N. Leisgang et al., Nat. Nanotechnol. 15, 901 (2020).<br>[5] L. Spondfeldner et al., Phys. Rev. Lett. 129, 107401 (2022).<br>[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 MoSe<sub>2</sub>/WSe<sub>2</sub> heterostructures

    ORAL

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    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

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    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

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    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

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    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

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    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

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    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

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    Publication: [1] Dinh Van Tuan, SuFei Shi, Xiaodong Xu, Scott A. Crooker and Hanan Dery, Phys. Rev. Lett. 129, 076801 (2022).<br>[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

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    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

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    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

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    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

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    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

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    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 WSe<sub>2</sub>

    ORAL

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    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<br><br>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 →