Topological insulators IV: Theory and Optics

Presentations

• Edge-reconstruction in an interacting quantum spin Hall insulator

  ORAL

  March 19, 2025, 11:30 AM – March 19, 2025, 11:42 AM

  Presenters

  • Rahul Soni

    • University of Tennessee

  Authors

  • Rahul Soni

    • University of Tennessee

  • Matthias Thamm

    • Leipzig University

  • Bernd Rosenow

    • University Leipzig
    • University of Leipzig
    • Leipzig University

  • Gonzalo Alvarez

    • Oak Ridge National Laboratory

  • Adrian Del Maestro

    • University of Tennessee
    • University of Tennessee-Knoxville

  View abstract →

• Quantized index for topological phase transitions in a generic finite momentum region

  ORAL

  March 19, 2025, 11:42 AM – March 19, 2025, 11:54 AM

  Presenters

  • Ikuma Tateishi

    • Osaka University

  Authors

  • Ikuma Tateishi

    • Osaka University

  • Motoaki Hirayama

    • University of Tokyo
    • The University of Tokyo, RIKEN

  View abstract →

• Emergent fractal at the brink of disorder-driven quantum phase transition in topological insulators

  ORAL

  March 19, 2025, 11:54 AM – March 19, 2025, 12:06 PM

  Publication: Soon to be submitted for review

  Presenters

  • Daniel James Salib

    • Lehigh University

  Authors

  • Daniel James Salib

    • Lehigh University

  • Bitan Roy

    • Lehigh University

  View abstract →

• Flux response of topological insulators with rotation symmetries

  ORAL

  March 19, 2025, 12:06 PM – March 19, 2025, 12:18 PM

  Presenters

  • Yechen Xun

    • University of Tennessee

  Authors

  • Yechen Xun

    • University of Tennessee

  • Rui-Xing Zhang

    • University of Tennessee

  View abstract →

• Stable Real-Space Invariants: Topological Quantum Chemistry Beyond Symmetry Indicators

  ORAL

  March 19, 2025, 12:18 PM – March 19, 2025, 12:30 PM

  Presenters

  • Yoonseok Hwang

    • University of Illinois Urbana-Champaign

  Authors

  • Yoonseok Hwang

    • University of Illinois Urbana-Champaign

  • Vaibhav Gupta

    • University of Illinois Urbana-Champaign

  • Frank Schindler

    • Imperial College London
    • Blackett Laboratory, Imperial College London

  • Luis Elcoro

    • University of the Basque Country UPV/EHU,
    • University of the Basque Country

  • Zhi-Da Song

    • Peking University
    • Peking Univ

  • Andrei B Bernevig

    • Princeton University

  • Barry Bradlyn

    • University of Illinois at Urbana-Champaign
    • University of Illinois Urbana-Champaign

  View abstract →

• Classification of Photonic Bands using Stable Real-Space Invariants

  ORAL

  March 19, 2025, 12:30 PM – March 19, 2025, 12:42 PM

  Presenters

  • Vaibhav Gupta

    • University of Illinois Urbana-Champaign

  Authors

  • Vaibhav Gupta

    • University of Illinois Urbana-Champaign

  • Yoonseok Hwang

    • University of Illinois Urbana-Champaign

  • Chiara Devescovi

    • Donostia International Physics Center

  • Antonio Morales-Pérez

    • Donostia International Physics Center

  • Juan Luis Mañes

    • University of the Basque Country

  • Aitzol García-Etxarri

    • Donostia International Physics Center

  • Maia G Vergniory

    • Donostia International Physics Center

  • Barry Bradlyn

    • University of Illinois at Urbana-Champaign
    • University of Illinois Urbana-Champaign

  View abstract →

• Quantized responses in multigap topological phases

  ORAL

  March 19, 2025, 12:42 PM – March 19, 2025, 12:54 PM

  Publication: [1] W.J. Jankowski, et al., Phys. Rev. Lett. (accepted) [arXiv:2402.13245].
  [2] W.J. Jankowski, et al., Phys. Rev. B 110, 075135 (2024).

  Presenters

  • Wojciech J Jankowski

    • University of Cambridge

  Authors

  • Wojciech J Jankowski

    • University of Cambridge

  • Robert-Jan Slager

    • University of Manchester and Cambridge
    • University of Cambridge
    • Univ of Cambridge

  View abstract →

• Optical activity of a bulk Chern insulator

  ORAL

  March 19, 2025, 12:54 PM – March 19, 2025, 1:06 PM

  Publication: Jason G. Kattan, Alistair H. Duff, and J. E. Sipe, arXiv: 2409.14601 (preprint).

  Presenters

  • Jason Kattan

    • University of Toronto

  Authors

  • Jason Kattan

    • University of Toronto

  • Alistair Huntly Duff

    • University of Toronto

  • John Edward Sipe

    • University of Toronto

  View abstract →

• Optical selection rules for topological excitons in flat Chern bands

  ORAL

  March 19, 2025, 1:06 PM – March 19, 2025, 1:18 PM

  Publication: H.-Y. Xie, P. Ghaemi, M. Mitrano, and B. Uchoa, Theory of topological exciton insulators and condensates in flat chern bands, Proceedings of the National Academy of Sciences 121, e2401644121 (2024).

  Presenters

  • Mara Abril Lozano Marquez

    • University of Oklahoma

  Authors

  • Mara Abril Lozano Marquez

    • University of Oklahoma

  View abstract →

• Three-dimensional quantum Hall states as a chiral electromagnetic filter

  ORAL

  March 19, 2025, 1:18 PM – March 19, 2025, 1:30 PM

  Publication: https://arxiv.org/abs/2405.09617

  Presenters

  • Nandagopal Manoj

    • Caltech

  Authors

  • Nandagopal Manoj

    • Caltech

  • Valerio Peri

    • Caltech

  View abstract →

• Multidimensional spectroscopy of topological insulators

  ORAL

  March 19, 2025, 1:30 PM – March 19, 2025, 1:42 PM

  Presenters

  • Thais V Trevisan

    • University of São Paulo
    • São Carlos Institute of Physics, University of São Paulo
    • Ames Laboratory
    • University of Sao Paulo
    • UC Berkeley

  Authors

  • Thais V Trevisan

    • University of São Paulo
    • São Carlos Institute of Physics, University of São Paulo
    • Ames Laboratory
    • University of Sao Paulo
    • UC Berkeley

  • Michal Papaj

    • University of Houston
    • University of California, Berkeley

  View abstract →

• Dynamically reconfigurable topological routing in nonlinear photonic systems

  ORAL

  March 19, 2025, 1:42 PM – March 19, 2025, 1:54 PM

  Presenters

  • Stephan Wong

    • Sandia National Laboratories

  Authors

  • Stephan Wong

    • Sandia National Laboratories

  • Simon Betzold

    • University of Würzburg

  • Sven Hofling

    • University of Würzburg

  • Alexander W Cerjan

    • Sandia National Laboratories

  View abstract →

• Measuring the topological Euler charge of triply degenerate points in topolectrical circuits.

  ORAL

  March 19, 2025, 1:54 PM – March 19, 2025, 2:06 PM

  Presenters

  • Riccardo Sorbello

    • Julius-Maximilians University of Wuerzburg

  Authors

  • Riccardo Sorbello

    • Julius-Maximilians University of Wuerzburg

  • Hauke Brand

    • Julius-Maximilian University of Wuerzburg

  • Alexander Fritzsche

    • Julius-Maximilians University of Wuerzburg

  • Alexander Stegmaier

    • Julius-Maximilians University of Wuerzburg
    • Julius-Maximilian University of Wuerzburg

  • Patrick M. Lenggenhager

    • Max Planck Institute for the Physics of Complex Systems

  • Ronny Thomale

    • Julius-Maximilians University of Wuerzburg

  • Tobias Kießling

    • Julius-Maximilian University of Wuerzburg

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 19, 2025, 2:06 PM – March 19, 2025, 2:18 PM

  View abstract →

• Field-driven tearing of electron-hole pairs in ultrathin Bi₂Te₃ films

  ORAL

  March 19, 2025, 2:18 PM – March 19, 2025, 2:30 PM

  Presenters

  • Yunhe Bai

    • University of Chicago

  Authors

  • Yunhe Bai

    • University of Chicago

  • Gabriele Berruto

    • The University of Chicago
    • University of Chicago

  • Qiang Gao

    • The University of Chicago
    • University of Chicago

  • Haoran Lin

    • The University of Chicago
    • University of Chicago

  • Khanh Duy Nguyen

    • University of Chicago

  • Shuolong Yang

    • The University of Chicago

  View abstract →