Flatbands without Moire

Presentations

• Gate tunable topological phase transitions in superlattice potential modulated bilayer graphene

  ORAL

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

  Presenters

  • Yongxin Zeng

    • University of Texas at Austin

  Authors

  • Yongxin Zeng

    • University of Texas at Austin

  • Tobias M Wolf

    • University of Texas at Austin

  • Chunli Huang

    • University of Texas Austin and Los Alamos National Lab

  • Nemin Wei

    • University of Texas at Austin

  • Sayed Ali Akbar Ghorashi

    • Stony Brook University
    • Stonybrook University

  • Allan H MacDonald

    • University of Texas at Austin

  • Jennifer Cano

    • Stony Brook University
    • Stonybrook University

  View abstract →

• Topological and stacked flat bands in bilayer graphene with a superlattice potential

  ORAL

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

  Publication: arXiv:2206.13501

  Presenters

  • Sayed Ali Akbar Ghorashi

    • Stony Brook University
    • Stonybrook University

  Authors

  • Sayed Ali Akbar Ghorashi

    • Stony Brook University
    • Stonybrook University

  • Aaron P Dunbrack

    • Stony Brook University (SUNY)

  • Jiacheng Sun

    • Stony Brook University (SUNY)

  • Xu Du

    • Stony Brook University (SUNY)
    • Stony Brook University

  • Jennifer Cano

    • Stony Brook University
    • Stonybrook University

  View abstract →

• Flat band construction scheme characterized by quantum distance

  ORAL

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

  Presenters

  • Kim Hyeongseop

    • Ajou University

  Authors

  • Kim Hyeongseop

    • Ajou University

  • Jun-Won Rhim

    • Ajou University

  View abstract →

• Perpendicular space accounting of localized states in quasicrystals

  ORAL

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

  Publication: Mirzhalilov, Murod, and M. Ö. Oktel. 2020. Physical Review B 102 (6): 064213.
  Oktel, M. Ö. 2021. Physical Review B 104 (1): 014204.
  Oktel, M. Ö.. 2022. Physical Review B 106 (2): 024201.
  Keskiner, M. Akif, and M. Ö. Oktel. 2022. Physical Review B 106 (6): 064207.

  Presenters

  • mehmet keskiner

    • Bilkent University, Ankara, Turkey

  Authors

  • Mehmet O Oktel

    • Bilkent Univ
    • Bilkent University

  • mehmet keskiner

    • Bilkent University, Ankara, Turkey

  View abstract →

• Phase transitions between competing correlated states in a low-twist semiconductor moiré lattice

  ORAL

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

  Presenters

  • Carlos R Kometter

    • Stanford Univ
    • Stanford University

  Authors

  • Carlos R Kometter

    • Stanford Univ
    • Stanford University

  • Jiachen Yu

    • Stanford University

  • Trithep Devakul

    • MIT

  • Aidan P Reddy

    • Massachusetts Institute of Technology MIT

  • Yang Zhang

    • MIT
    • Department of Physics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    • Massachusetts Institute of Technology
    • Massachusetts Institute of Technology MIT

  • 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

  • Liang Fu

    • Massachusetts Institute of Technology MIT
    • Massachusetts Institute of Technology

  • Ben Feldman

    • Stanford University
    • Stanford Univ

  View abstract →

• Coulomb Interactions and Renormalization of Anisotropic Flat 2D Bands

  ORAL

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

  Presenters

  • Valeri N Kotov

    • University of Vermont

  Authors

  • Valeri N Kotov

    • University of Vermont

  View abstract →

• RKKY interaction in one-dimensional flat band lattices

  ORAL

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

  Publication: arXiv:2210.10025

  Presenters

  • Katharina Laubscher

    • University of Basel

  Authors

  • Katharina Laubscher

    • University of Basel

  • Clara S Weber

    • RWTH Aachen University, University of Pennsylvania

  • Maximilian Hünenberger

    • University of Basel

  • Herbert Schoeller

    • RWTH Aachen University

  • Dante M Kennes

    • RWTH Aachen University
    • RWTH Aachen, MPSD Hamburg
    • RWTH Aachen University, Max Planck Institute for the Structure and Dynamics of Matter Hamburg

  • Daniel Loss

    • University of Basel

  • Jelena Klinovaja

    • University of Basel

  View abstract →

• Flat-band correlated phases on kagome lattice

  ORAL

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

  Presenters

  • Yu-Ping Lin

    • University of Colorado, Boulder
    • University of California, Berkeley

  Authors

  • Yu-Ping Lin

    • University of Colorado, Boulder
    • University of California, Berkeley

  • Joel E Moore

    • Department of Physics, UC Berkeley and Materials Sciences Division, LBNL
    • University of California, Berkeley

  View abstract →

• Electrical detection of the flat-band position in field-effect van der Waals structures

  ORAL

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

  Presenters

  • Edoardo Lopriore

    • Ecole Polytechnique Federale de Lausanne

  Authors

  • Edoardo Lopriore

    • Ecole Polytechnique Federale de Lausanne

  • Gabriele Pasquale

    • EPFL

  • ZHE SUN

    • Ecole Polytechnique Federale De Lausanne
    • EPFL

  • Kristians Cernevics

    • Ecole Polytechnique Federale de Lausanne

  • Fedele Tagarelli

    • Ecole Polytechnique Federale de Lausanne

  • 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

  • Oleg V Yazyev

    • Ecole Polytechnique Federale de Lausanne

  • Andras Kis

    • Ecole Polytechnique Federale de Lausanne

  View abstract →

• Nontrivial quantum geometry of nondegenerate and degenerate bands and its implications for flat-band systems

  ORAL

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

  Publication: [1] PRB 105, 085154 (2022).
  [2] arXiv:2205.07900.

  Presenters

  • Johannes Mitscherling

    • Department of Physics, University of California, Berkeley

  Authors

  • Johannes Mitscherling

    • Department of Physics, University of California, Berkeley

  View abstract →

• Doping a Wigner-Mott insulator: Electron slush in transition-metal dichalcogenide moiré heterobilayers

  ORAL

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

  Publication: Tan, Tsang, Dobrosavljevic, Rademaker, Doping a Wigner-Mott insulator: Electron slush in transition-metal dichalcogenide moiré heterobilayers, https://arxiv.org/abs/2210.07926 (2022)

  Presenters

  • Louk Rademaker

    • Univ of Geneva

  Authors

  • Louk Rademaker

    • Univ of Geneva

  • Yuting Tan

    • National High Magnetic Field Laboratory

  • Henry Tsang

    • National High Magnetic Field Laboratory, Florida State University, Tallahassee, Florida

  • Vladimir Dobrosavljevic

    • Florida State University

  View abstract →

• Bulk-interface correspondence from quantum distance in flat band systems

  ORAL

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

  Presenters

  • Jun-Won Rhim

    • Ajou University

  Authors

  • Jun-Won Rhim

    • Ajou University

  • Chang-geun Oh

    • The University of Tokyo

  • Dohee Cho

    • Yonsei University

  • Se Young Park

    • Soongsil University

  View abstract →

• Torsional strain engineering of nanotubes with flat bands

  ORAL

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

  Publication: 1) Torsional strain Engineering of Flat Bands in Quasi-1D-Structures (in preparation)
  2) Carbon Kagome Nanotubes — quasi-one-dimensional nanostructures with flat bands

  Presenters

  • Shivam Sharma

    • University of Minnesota

  Authors

  • Shivam Sharma

    • University of Minnesota

  • Amartya S Banerjee

    • University of California, Los Angeles

  View abstract →

• Harmonic Oscillator States in Acoustic Twisted Bilayer Graphene

  ORAL

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

  Publication: [1] S Minhal Gardezi et al, 2D Materials 8, 031002 (2021)
  [2] Stephen Carr et al, Phys. Rev. Research 2, 033162 (2020)

  Presenters

  • Jeffrey B Shi

    • Harvard University

  Authors

  • Jeffrey B Shi

    • Harvard University

  • Benjamin H November

    • Harvard University

  • Harris S Pirie

    • Physics, Oxford University
    • University of Oxford

  • Stephen T Carr

    • Brown University

  • Jenny E Hoffman

    • Harvard University

  View abstract →

• Emergence of flat bands in mean field limit of Tight Binding Models

  ORAL

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

  Presenters

  • George P Tsironis

    • Harvard University

  Authors

  • George P Tsironis

    • Harvard University

  • Efthimios Kaxiras

    • Harvard University

  View abstract →