Optical Spectroscopic Measurements of 2D Materials I

Presentations

• Exploring new optical resonances in TMDs beyond the bright exciton

  ORAL

  March 6, 2023, 8:00 AM – March 6, 2023, 8:12 AM

  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)
  
  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

  March 6, 2023, 8:12 AM – March 6, 2023, 8:24 AM

  Publication: 1. Luo, W. et al. Deterministic Localization of Strain-induced Single-photon Emitters in Multilayer GaSe. (submitted manuscripts)
  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

  March 6, 2023, 8:24 AM – March 6, 2023, 8:36 AM

  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

  March 6, 2023, 8:36 AM – March 6, 2023, 8:48 AM

  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

  View abstract →

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

  ORAL

  March 6, 2023, 8:48 AM – March 6, 2023, 9:00 AM

  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

  View abstract →

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

  ORAL

  March 6, 2023, 9:00 AM – March 6, 2023, 9:12 AM

  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

  View abstract →

• Charge excitations in resonant Raman scattering due to inversion breaking spin-orbit coupling

  ORAL

  March 6, 2023, 9:12 AM – March 6, 2023, 9:24 AM

  Presenters

  • Surajit Sarkar

    • Concordia University

  Authors

  • Saurabh Maiti

    • Concordia University

  • Surajit Sarkar

    • Concordia University

  • Girsh E Blumberg

    • Rutgers University, New Brunswick

  • Alexander Lee

    • Rutgers University, New Brunswick

  View abstract →

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

  ORAL

  March 6, 2023, 9:24 AM – March 6, 2023, 9:36 AM

  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

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

  ORAL

  March 6, 2023, 9:36 AM – March 6, 2023, 9:48 AM

  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

  View abstract →

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

  ORAL

  March 6, 2023, 9:48 AM – March 6, 2023, 10:00 AM

  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

  View abstract →

• Engineering exciton emission in monolayer TMDCs by dielectric encapsulation

  ORAL

  March 6, 2023, 10:00 AM – March 6, 2023, 10:12 AM

  Presenters

  • Abhay A V S

    • IIT Bombay, Mumbai

  Authors

  • Abhay A V S

    • IIT Bombay, Mumbai

  • Abin Varghese

    • IIT Bombay

  • Saurabh Lodha

    • IIT Bombay

  • ANSHUMAN KUMAR

    • Indian Inst of Tech-Bombay

  View abstract →

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

  ORAL

  March 6, 2023, 10:12 AM – March 6, 2023, 10:24 AM

  Publication: I. Paradisanos et al., Phys. Rev. B 105, 115420 (2022)
  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

  View abstract →

• Interlayer charge transfer induced robust spin-valley polarization in hBN/TMDC/PbI₂ heterostructures in type I and type II configurations

  ORAL

  March 6, 2023, 10:24 AM – March 6, 2023, 10:36 AM

  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

  View abstract →

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

  ORAL

  March 6, 2023, 10:36 AM – March 6, 2023, 10:48 AM

  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 →

• Fabrication of embedded plasmonic micropillars for nano-optomechanics and quantum light emission with 2D materials

  ORAL

  March 6, 2023, 10:48 AM – March 6, 2023, 11:00 AM

  Publication: This work is in preparation

  Presenters

  • Joe C Stage

    • Montana State University

  Authors

  • Joe C Stage

    • Montana State University

  • Wataru Nakagawa

    • Montana State University

  • Andrew Lingley

    • Montana State University

  • Nicholas Borys

    • Lawrence Berkeley National Laboratory
    • Montana State University
    • FIAP

  View abstract →