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Optical Spectroscopic Measurements of 2D Materials I

ORAL · A34 · ID: 1114342

Presentations

  • Exploring new optical resonances in TMDs beyond the bright exciton

    ORAL

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    Publication: John M Woods, Saroj B Chand, Enrique Mejia, Takashi Taniguchi, Kenji Watanabe, Johannes Flick, Gabriele Grosso. "Emergence of a low-energy excitonic state in single layer WS2 with 1H/1T phase mixture", arXiv:2209.12873 (2022)<br><br>S. B. Chand, J. M. Woods, E. Mejia, T. Taniguchi, K. Watanabe, G. Grosso, "Visualization of dark excitons in semiconductor monolayers for high-sensitivity strain sensing", Nano Lett., 22, 7, 3087–3094 (2022)

    Presenters

    • Gabriele Grosso

      ASRC CUNY

    Authors

    • Gabriele Grosso

      ASRC CUNY

    • Saroj B Chand

      CUNY ASRC

    • John M Woods

      Photonics Initiative, Advanced Science Research Center, City University of New York, New York, New York 10031, United States, ASRC CUNY

    • Enrique Mejia

      ASRC CUNY

    View abstract →

  • Voltage-controlled GaSe single photon emitters

    ORAL

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    Publication: 1. Luo, W. et al. Deterministic Localization of Strain-induced Single-photon Emitters in Multilayer GaSe. (submitted manuscripts)<br>2. Luo, W. et al. Voltage-controlled GaSe single photon emitters. (submitted manuscripts)

    Presenters

    • Weijun Luo

      Boston University

    Authors

    • Weijun Luo

      Boston University

    • Alex A Puretzky

      Oak Ridge National Lab

    • Benjamin J Lawrie

      Oak Ridge National Lab, Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA, Oak Ridge National Laboratory

    • Xi Ling

      Boston University

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  • Strain tuning of linear and nonlinear optical properties of bilayer MoS2

    ORAL

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    Presenters

    • Biswajit Datta

      The City College of New York, City university of New York, University of California, Santa Barbara

    Authors

    • Biswajit Datta

      The City College of New York, City university of New York, University of California, Santa Barbara

    • Saroj B Chand

      Photonics Initiative, Advanced Science Research Center, City University of New York, Photonics Initiative, CUNY Advanced Science Research Center

    • Charanjot Singh

      City College of New York

    • Gabriele Grosso

      ASRC CUNY

    • Vinod M Menon

      The City College of New York, City College of New York

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  • Excitons or not excitons: Contrasting fates of photo-excitations in monolayer transition metal dichalcogenides

    ORAL

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    Presenters

    • Taketo Handa

      Columbia University

    Authors

    • Taketo Handa

      Columbia University

    • Nicholas Olsen

      Columbia University

    • Madisen A Holbrook

      Columbia University

    • Luke N Holtzman

      Columbia University

    • Lucas Huber

      Columbia University

    • Hai I Wang

      Max Planck Institute for Polymer Research

    • Mischa Bonn

      Max Planck Institute for Polymer Research

    • Katayun Barmak

      Columbia Univ, Columbia University

    • Abhay N Pasupathy

      Brookhaven National Laboratory & Columbia University, Columbia University

    • James C Hone

      Columbia University

    • Xiaoyang Zhu

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

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  • Furthering nano-optical techniques by integrating tapping-mode AFM and TCSPC

    ORAL

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    Presenters

    • Kevin W Kwock

      Columbia University

    Authors

    • Kevin W Kwock

      Columbia University

    • Thomas P Darlington

      Columbia University

    • Emanuil S Yanev

      Columbia University

    • Matthew Strasbourg

      Montana State University

    • James C Hone

      Columbia University

    • Nicholas Borys

      Lawrence Berkeley National Laboratory, Montana State University, FIAP

    • P J Schuck

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

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  • Towards Compact Phase-Matched and Waveguided Nonlinear Optics in Atomically Layered Semiconductors

    ORAL

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    Presenters

    • Chiara Trovatello

      Columbia University

    Authors

    • Chiara Trovatello

      Columbia University

    • Xinyi Xu

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

    • Fabian Mooshammer

      Columbia University, Department of Physics, Columbia University, New York, NY, USA

    • Yinming Shao

      Columbia University, Department of Physics, Columbia University, New York, NY, USA

    • Shuai Zhang

      Columbia University, Department of Physics, Columbia University, New York, NY, USA

    • Kaiyuan Yao

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

    • Dmitri N Basov

      Columbia University, Department of Physics, Columbia University, New York, NY, USA

    • Giulio Cerullo

      Dipartimento di Fisica, Politecnico di 428 Milano, I-20133 Milano, Italy, Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, Milano, Italy, Dipartimento di Fisica, Politecnico di Milano, Milano, Italy

    • P J Schuck

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

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  • Direct observation of self-hybridized exciton-polaritons in tungsten disulfide membranes and their valley polarization

    ORAL

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    Publication: Shin, D.-J., Cho, H., Sung, J. and Gong, S.-H. (2022), Direct Observation of Self-Hybridized Exciton-Polaritons and Their Valley Polarizations in a Bare WS2 Layer. Adv. Mater.. (https://doi.org/10.1002/adma.202207735)

    Presenters

    • Dong-Jin Shin

      Department of Physics, Korea University

    Authors

    • Dong-Jin Shin

      Department of Physics, Korea University

    • Su-Hyun Gong

      Korea University, Department of Physics, Korea University

    • Junghyun Sung

      KOREA UNIVERSITY

    View abstract →

  • Ultrastrong Light-Matter Coupling with a single THz Split Ring Resonator and monolayer graphene

    ORAL

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    Publication: (1) Rajabali, S., Markmann, S., Jöchl, E. et al. An ultrastrongly coupled single terahertz meta-atom. Nat Commun 13, 2528 (2022). https://doi.org/10.1038/s41467-022-29974-2

    Presenters

    • Elsa Jöchl

      ETH Zürich

    Authors

    • Elsa Jöchl

      ETH Zürich

    • Jerome Faist

      ETH Zurich

    • Giacomo Scalari

      ETH Zürich, ETH Zurich

    • María Barra Burillo

      CIC nanoGUNE

    • Shima Rajabali

      EPFL Lausanne

    • Mattias Beck

      ETH Zürich, ETH Zurich

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  • Optical investigation of the band structure-dependent many-body interactions in monolayer and bilayer transition metal dichalcogenides

    ORAL

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    Publication: Optical investigation of the band structure-dependent many-body interactions in monolayer and bilayer transition metal dichalcogenides (manuscript in preparation)

    Presenters

    • Aidan J Campbell

      Heriot-Watt Univ, Heriot-Watt University

    Authors

    • Aidan J Campbell

      Heriot-Watt Univ, Heriot-Watt University

    • Shun Feng

      Heriot-Watt Univ, Heriot-Watt University

    • Shun Feng

      Heriot-Watt Univ, Heriot-Watt University

    • Hyeonjun Baek

      Heriot-Watt Univ, Heriot-Watt 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

    • Brian D Gerardot

      Heriot-Watt Univ, Heriot-Watt University

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  • Second harmonic generation spectroscopy in van der Waals homo- and heterobilayers

    ORAL

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    Publication: I. Paradisanos et al., Phys. Rev. B 105, 115420 (2022)<br>S. Shree et al., Nat Commun 12, 6894 (2021)

    Presenters

    • Ioannis Paradisanos

      INSA/CNRS

    Authors

    • Ioannis Paradisanos

      INSA/CNRS

    • Delphine Lagarde

      Institut National des Sciences Appliquee CNRS-LPCNO-INSA, INSA/CNRS

    • Andres Manuel Saiz Raven

      INSA/CNRS

    • Thierry Amand

      Institut National des Sciences Appliquee CNRS-LPCNO-INSA, INSA/CNRS

    • Shivangi Shree

      INSA University of Toulouse

    • laurent Lombez

      INSA/CNRS

    • Pierre Renucci

      Institut National des Sciences Appliquee CNRS-LPCNO-INSA

    • Cedric ROBERT

      Institut National des Sciences Appliquee CNRS-LPCNO-INSA, Institut National des Sciences Appliquees de Toulouse

    • 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

    • Andrea Balocchi

      INSA/CNRS

    • Iann C Gerber

      Université de Toulouse, INSA-CNRS-UPS, LPCNO

    • Leonid Golub

      Ioffe Institute

    • Xavier Marie

      INSA University of Toulouse

    • Mikhail M Glazov

      Ioffe Institute

    • Bernhard Urbaszek

      INSA University of Toulouse

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  • Interlayer charge transfer induced robust spin-valley polarization in hBN/TMDC/PbI<sub>2</sub> heterostructures in type I and type II configurations

    ORAL

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    Presenters

    • PRAHALAD K BARMAN

      Indian Institute of Technology Madras

    Authors

    • PRAHALAD K BARMAN

      Indian Institute of Technology Madras

    • Saroj Poudyal

      Indian Institute of Technology Madras

    • Bubunu Biswal

      Indian Institute of Technology Madras

    • Ramesh Rajarapu

      Indian Institute of Technology Madras

    • Abhishek Misra

      Indian Institute of Technology Madras

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  • Near-field optical mapping of strong exciton-plasmon coupling in 2-dimensional semiconductor

    ORAL

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    Presenters

    • Junze Zhou

      Lawrence Berkeley National Laboratory

    Authors

    • Junze Zhou

      Lawrence Berkeley National Laboratory

    • Fabrizio Ruminucci

      Lawrence Berkeley National Laboratory

    • Edward Barnard

      Lawrence Berkeley National Laboratory

    • Adam Schwartzberg

      Lawrence Berkeley National Laboratory

    • Javier Garcia de Abajo

      ICFO-The Institute of Photonic Sciences & ICREA, Barcelona, ICFO-The Institute of Photonic Sciences

    • Alexander Weber-Bargioni

      Lawrence Berkeley National Laboratory

    View abstract →