Topology, Correlations, and Light-Matter Interactions

Presentations

• Revealing Termination-Selective Modifications in the Topological Surface States of Mn(Sb_xBi_1-x)₄Te₇ via Time-Reversal Dichroism in ARPES

  ORAL

  March 20, 2026, 12:00 PM – March 20, 2026, 12:12 PM

  Presenters

  • Jairo Obando Guevara

    • The Pennsylvania State University
    • Pennsylvania State University

  Authors

  • Jairo Obando Guevara

    • The Pennsylvania State University
    • Pennsylvania State University

  • Sayan Singha

    • The Pennsylvania State University

  • Kyungchan Lee

    • The Pennsylvania State University

  • Yingdong Guan

    • The Pennsylvania State University
    • Pennsylvania State University

  • Yufei Zhao

    • The Pennsylvania State University
    • Pennsylvania State University
    • Weizmann Institute of Science

  • Chao-Xing Liu

    • The Pennsylvania State University
    • Pennsylvania State University

  • Binghai Yan

    • The Pennsylvania State University
    • Penn State University
    • Weizmann Institute of Science
    • Pennsylvania State University

  • Zhiqiang Mao

    • The Pennsylvania State University
    • Pennsylvania State University

  • Heike Pfau

    • The Pennsylvania State University
    • Pennsylvania State University

  View abstract →

• Electromagnetic response and emergent topological orders in transition metal dichalcogenide MoTe₂ bilayers

  ORAL

  March 20, 2026, 12:12 PM – March 20, 2026, 12:24 PM

  Publication: T. Lu, YM. Wu and L. Santos, Electromagnetic response and emergent topological orders in transition metal dichalcogenide MoTe2 bilayers, Phys. Rev. B 112, 085138 (2025).

  Presenters

  • Tianhong Lu

    • Emory University

  Authors

  • Tianhong Lu

    • Emory University

  • Yi-Ming Wu

    • Stanford Institute for Theoretical Physics

  • Luiz H Santos

    • Emory University

  View abstract →

• Quantum charge-4e state in the SU(4) Hubbard Model

  ORAL

  March 20, 2026, 12:24 PM – March 20, 2026, 12:36 PM

  Presenters

  • Zhou-Quan Wan

    • Flatiron Institute
    • Simons Foundation (Flatiron Institute)

  Authors

  • Zhou-Quan Wan

    • Flatiron Institute
    • Simons Foundation (Flatiron Institute)

  • Xuan Zou

    • Tsinghua University

  • Shiwei Zhang

    • Simons Foundation (Flatiron Institute)

  • Shao-Kai Jian

    • Tulane University

  View abstract →

• Floquet engineering of topological surface states in the ultrathin limit

  ORAL

  March 20, 2026, 12:36 PM – March 20, 2026, 12:48 PM

  Presenters

  • Yunhe Bai

    • University of Chicago

  Authors

  • Yunhe Bai

    • University of Chicago

  • Gabriele Berruto

    • University of Chicago

  • Huu-Thong Le

    • The Pennsylvania State University
    • Pennsylvania State University

  • Khanh Duy Nguyen

    • University of Chicago

  • Layla I Mravac

    • University of Chicago

  • Haoran Lin

    • University of Chicago

  • Chaoxing Liu

    • Pennsylvania State University

  • Shuolong Yang

    • University of Chicago

  View abstract →

• Hopf topology of multifold exceptional points

  ORAL

  March 20, 2026, 12:48 PM – March 20, 2026, 1:00 PM

  Publication: T. Yoshida, E. J. Bergholtz, T. Bzdušek arXiv:2504.13012.

  Presenters

  • Tsuneya Yoshida

    • Kyoto Univ.

  Authors

  • Tsuneya Yoshida

    • Kyoto Univ.

  • Emil J. Bergholtz

    • Stockholm Univ
    • Stockholm University

  • Tomáš Bzdušek

    • Department of Physics, University of Zurich

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• Exploring light-induced phases of 2D materials in a modulated 1D quasicrystal

  ORAL

  March 20, 2026, 1:00 PM – March 20, 2026, 1:12 PM

  Publication: https://arxiv.org/abs/2506.11984

  Presenters

  • Yifei Bai

    • University of California, Santa Barbara

  Authors

  • Yifei Bai

    • University of California, Santa Barbara

  • Anna Rose Dardia

    • University of California, Santa Barbara

  • Toshihiko Shimasaki

    • University of California, Santa Barbara

  • David M Weld

    • University of California, Santa Barbara
    • University of California at Santa Barbara

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• Light-Induced Long-Range Exchange Interaction in Magnetic Topological Insulator Surface States

  ORAL

  March 20, 2026, 1:12 PM – March 20, 2026, 1:24 PM

  Presenters

  • Gaurav Dadwal

    • University of Alabama

  Authors

  • Gaurav Dadwal

    • University of Alabama

  • Wang-Kong Tse

    • University of Alabama

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• Hybrid light-matter boundaries of graphene in a chiral cavity

  ORAL

  March 20, 2026, 1:24 PM – March 20, 2026, 1:36 PM

  Presenters

  • Volker Karle

    • Institute of Science and Technology Austria

  Authors

  • Volker Karle

    • Institute of Science and Technology Austria

  • Ceren B Dag

    • Harvard University

  • Oriana Katharina Diessel

    • Harvard - Smithsonian Center for Astrophysics

  • Vasil Rokaj

    • Harvard University

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• Quantum statistics in extended collider coupled to two-level impurity

  ORAL

  March 20, 2026, 1:36 PM – March 20, 2026, 1:48 PM

  Presenters

  • Sai Satyam Samal

    • Purdue University

  Authors

  • Sai Satyam Samal

    • Purdue University

  • Rishav Chaudhuri

    • Purdue University

  • Smitha Vishveshwara

    • University of Illinois at Urbana-Champaign

  • Yuval Gefen

    • Weizmann Institute of Science

  • Jukka I Vayrynen

    • Purdue University

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• Renyi-like entanglement measure of the chiral central charge

  ORAL

  March 20, 2026, 1:48 PM – March 20, 2026, 2:00 PM

  Presenters

  • Julian Gass

    • University of Chicago

  Authors

  • Julian Gass

    • University of Chicago

  • Julian Gass

    • University of Chicago

  • Michael Levin

    • University of Chicago

  View abstract →