2D Moiré Materials: Optical Properties

Presentations

• Towards strain-tunning correlations in van der Waals heterosrtuctures

  ORAL

  March 9, 2023, 11:30 AM – March 9, 2023, 11:42 AM

  Presenters

  • Marshall A Campbell

    • University of California, Irvine

  Authors

  • Marshall A Campbell

    • University of California, Irvine

  • Luis A Jauregui

    • University of California, Irvine

  • Vigneshwaran Chandrasekaran

    • Los Alamos National Laboratory

  • Michael T Pettes

    • Los Alamos National Laboratory
    • LANL
    • Los Alamos National Lab
    • Center for Integrated Nanotechnologies, Los Alamos National Laboratory

  • Sean Doan

    • University of California at Irvine
    • Los Alamos National Laboratory

  View abstract →

• GW-BSE Study on the Interlayer Moiré Excitonic States in Twisted Bilayer WSe₂

  ORAL

  March 9, 2023, 11:42 AM – March 9, 2023, 11:54 AM

  Publication: Naik, M. H. et al. Intralayer charge-transfer moiré excitons in van der Waals superlattices. Nature 609, 52–57 (2022)

  Presenters

  • Woochang Kim

    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California, Berkeley

  Authors

  • Woochang Kim

    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California, Berkeley

  • Mit H Naik

    • University of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab

  • Steven G Louie

    • University of California at Berkeley
    • University of California, Berkeley
    • University Of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab
    • UC Berkeley
    • University of California at Berkeley, and Lawrence Berkeley National Laboratory
    • UC berkeley
    • Lawrence Berkeley National Laboratory
    • Physics Department, UC Berkeley and Lawrence Berkeley National Lab
    • Department of Physics, University of California at Berkeley and Materials Sciences Division, Lawrence Berkeley National Laboratory
    • LBNL & UC Berkeley

  View abstract →

• Interacting interlayer-moiré-excitons in twisted WS₂/WSe₂ heterobilayer

  ORAL

  March 9, 2023, 11:54 AM – March 9, 2023, 12:06 PM

  Presenters

  • Medha Dandu

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  Authors

  • Suman Chatterjee

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  • Medha Dandu

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  • Pushkar Dasika

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  • Rabindra Biswas

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  • 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

  • Varun Raghunathan

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  • Kausik Majumdar

    • Department of Electrical Communication Engineering, Indian Institute of Science, Bangalore 560012, India

  View abstract →

• Identification of moiré phonons in WSe₂/WS₂ van der Waals heterostructures

  ORAL

  March 9, 2023, 12:06 PM – March 9, 2023, 12:18 PM

  Publication: Emergent Moiré Phonons Due to Zone Folding in WSe2-WS2 Van der Waals Heterostructures (https://doi.org/10.1021/acsnano.2c05204)

  Presenters

  • Madeleine Phillips

    • United States Naval Research Laboratory

  Authors

  • Madeleine Phillips

    • United States Naval Research Laboratory

  • Hsun-Jen Chuang

    • United States Naval Research Laboratory

  • Kathleen M McCreary

    • United States Naval Research Laboratory

  • Darshana Wickramaratne

    • United States Naval Research Laboratory

  • Matthew R Rosenberger

    • University of Notre Dame

  • Vladimir P Oleshko

    • NIST
    • National Institute of Standards and Technology

  • Mark I Lohmann

    • University of California, Riverside
    • United States Naval Research Laboratory

  • Dante J O'Hara

    • United States Naval Research Laboratory

  • C Stephen Hellberg

    • Naval Research Laboratory
    • United States Naval Research Laboratory

  • Berend T Jonker

    • United States Naval Research Laboratory

  View abstract →

• Phason-assisted interlayer exciton diffusion in a WSe2/WS2 moiré superlattice

  ORAL

  March 9, 2023, 12:18 PM – March 9, 2023, 12:30 PM

  Publication: [1] Yuan, Long, et al. Nature materials 19.6 (2020): 617-623

  Presenters

  • Archana Raja

    • Lawrence Berkeley National Laboratory

  Authors

  • Antonio Rossi

    • Lawrence Berkeley National Laboratory

  • Jonas Zipfel

    • Lawrence Berkeley National Laboratory

  • Indrajit Maity

    • Imperial College London

  • Luca Francaviglia

    • Lawrence Berkeley National Laboratory

  • Monica Lorenzon

    • Lawrence Berkeley National Laboratory

  • Mit H Naik

    • University of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab

  • Emma Regan

    • University of California, Berkeley

  • Daria Blach

    • Purdue University

  • Edward S Barnard

    • Lawrence Berkeley National Laboratory

  • 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

  • Eli Rotenberg

    • Lawrence Berkeley National Laboratory
    • Advanced Light Source, Lawrence Berkeley National Lab

  • feng wang

    • University of California, Berkeley

  • Steven G Louie

    • University of California at Berkeley
    • University of California, Berkeley
    • University Of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab
    • UC Berkeley
    • University of California at Berkeley, and Lawrence Berkeley National Laboratory
    • UC berkeley
    • Lawrence Berkeley National Laboratory
    • Physics Department, UC Berkeley and Lawrence Berkeley National Lab
    • Department of Physics, University of California at Berkeley and Materials Sciences Division, Lawrence Berkeley National Laboratory
    • LBNL & UC Berkeley

  • Libai Huang

    • Purdue University

  • Johannes C Lischner

    • Imperial College London

  • Archana Raja

    • Lawrence Berkeley National Laboratory

  • Alexander Weber-Bargioni

    • Lawrence Berkeley National Laboratory

  View abstract →

• Nanoscale patterns at molecule/MoS₂ heterostructure and their effects on the interlayer exciton dynamics.

  ORAL

  March 9, 2023, 12:30 PM – March 9, 2023, 12:42 PM

  Presenters

  • Kushal Rijal

    • University of Kansas

  Authors

  • Kushal Rijal

    • University of Kansas

  • Stephanie M Amos

    • University of Kansas

  • Pavel Valencia-Acuna

    • University of Kansas

  • Fatimah Rudayni

    • University of Kansas, Jazan University

  • Neno N Fuller

    • University of Kansas

  View abstract →

• Diverse nature of excitonic states in transition metal dichalcogenide moiré superlattices

  ORAL · Invited

  March 9, 2023, 12:42 PM – March 9, 2023, 1:18 PM

  Publication: M. H. Naik, E. C. Regan, Z. Zhang, …, F. H. da Jornada, F. Wang and S. G. Louie, Nature 609, 52–57 (2022)
  S. Susarla, M. H. Naik, …, F. H. da Jornada, S. G. Louie, P. Ercius and A. Raja, arXiv:2207.13823 (2022)

  Presenters

  • Mit H Naik

    • University of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab

  Authors

  • Mit H Naik

    • University of California, Berkeley
    • University of California at Berkeley and Lawrence Berkeley National Lab
    • University of California at Berkeley; Lawrence Berkeley National Lab

  View abstract →

• Electric-field-tunable type-I to type-II band transition in MoSe₂/WS₂ heterobilayer

  ORAL

  March 9, 2023, 1:18 PM – March 9, 2023, 1:30 PM

  Presenters

  • Ao Shi

    • University of California, Riverside

  Authors

  • Ao Shi

    • University of California, Riverside

  • Jedediah J Kistner-Morris

    • University of California, Riverside

  • Erfu Liu

    • University of California, Riverside

  • 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

  • Nathaniel M Gabor

    • University of California, Riverside

  • Chun Hung Lui

    • University of California, Riverside

  View abstract →

• Bosonic Mott insulator of interlayer excitons in transition metal dichalcogenide heterostructure

  ORAL

  March 9, 2023, 1:30 PM – March 9, 2023, 1:42 PM

  Publication: arXiv:2207.10764

  Presenters

  • Richen Xiong

    • University of California, Santa Barbara

  Authors

  • Richen Xiong

    • University of California, Santa Barbara

  • Jacob Nie

    • University of California, Santa Barbara

  • Samual Brantly

    • University of California, Santa Barbara

  • Patrick Heys

    • Arizona State University

  • Renee Sailus

    • Arizona State 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

  • Sefaattin Tongay

    • Arizona State University
    • FIAP

  • Chenhao Jin

    • University of California, Santa Barbara

  View abstract →

• Observation of quadrupolar and dipolar excitons in a semiconductor heterotrilayer

  ORAL

  March 9, 2023, 1:42 PM – March 9, 2023, 1:54 PM

  Presenters

  • Leo Yu

    • Stanford University

  Authors

  • Leo Yu

    • Stanford University

  • Kateryna Pistunova

    • Stanford Univ

  • Jenny Hu

    • Stanford University
    • Stanford Univ

  • 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

  • Tony F Heinz

    • Stanford University
    • SLAC National Accelerator Laboratory

  View abstract →