2D Moiré Materials: Optical Properties

Presentations

• Towards strain-tunning correlations in van der Waals heterosrtuctures

  ORAL

  March 9, 2023, 2:30 PM – March 9, 2023, 2:42 PM

  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, 2:42 PM – March 9, 2023, 2:54 PM

  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

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

  ORAL

  March 9, 2023, 2:54 PM – March 9, 2023, 3:06 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

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

  ORAL

  March 9, 2023, 3:06 PM – March 9, 2023, 3:18 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

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

  ORAL

  March 9, 2023, 3:18 PM – March 9, 2023, 3:30 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

  • Hasan S Yavas

    Aalto University, Lawrence Berkeley National Laboratory, QuEra Computing Inc, University of Texas at Austin, SLAC - Natl Accelerator Lab

  • 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

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

  ORAL

  March 9, 2023, 3:30 PM – March 9, 2023, 3:42 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

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

  ORAL · Invited

  March 9, 2023, 3:42 PM – March 9, 2023, 4:18 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)<br>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

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

  ORAL

  March 9, 2023, 4:18 PM – March 9, 2023, 4:30 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, 4:30 PM – March 9, 2023, 4:42 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, 4:42 PM – March 9, 2023, 4:54 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 →