Insulators & Tensor Networks for Topological Properties

Presentations

• Disorder induced phase transition in a Chern insulator as a percolation problem

  Oral-In-person

  March 18, 2026, 12:00 PM – March 18, 2026, 12:12 PM

  Presenters

  • Peize Ding

    • Columbia University

  Authors

  • Peize Ding

    • Columbia University

  • Raquel Queiroz

    • Columbia University

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• Toward Non-Abelian Chiral Spin Liquid PEPS Through Layered Construction

  Oral-In-person

  March 18, 2026, 12:12 PM – March 18, 2026, 12:24 PM

  Presenters

  • Mark Arildsen

    • University of Vienna

  Authors

  • Mark Arildsen

    • University of Vienna

  • Norbert Schuch

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• Extracting the universal and non-universal data in integer and fractional Chern insulators

  Oral-In-person

  March 18, 2026, 12:24 PM – March 18, 2026, 12:36 PM

  Presenters

  • Yan-Qi Wang

    • University of Maryland College Park

  Authors

  • Yan-Qi Wang

    • University of Maryland College Park

  • Johannes Motruk

    • University of Geneva

  • Andrey Grankin

    • University of Maryland

  • Mohammad Hafezi

    • University of Maryland College Park

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• Complex Wannier centers and non-reciprocal Wannier functions in non-Hermitian insulators

  Oral-In-person

  March 18, 2026, 12:36 PM – March 18, 2026, 12:48 PM

  Publication: Title: "Complex Wannier centers and non-reciprocal Wannier functions in non-Hermitian insulators", manuscript in progress.

  Presenters

  • Pedro Fittipaldi de Castro

    • Emory University

  Authors

  • Pedro Fittipaldi de Castro

    • Emory University

  • Yifan Wang

    • Emory University

  • Wladimir Benalcazar

    • Emory University

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• Selective bulk-boundary correspondence in higher-order topological insulators with anticommuting mirror and chiral symmetries

  Oral-In-person

  March 18, 2026, 12:48 PM – March 18, 2026, 1:00 PM

  Publication: S. Aich and B. Seradjeh, arXiv:2509.22304.

  Presenters

  • Babak Seradjeh

    • Indiana University Bloomington

  Authors

  • Suman Aich

    • Indiana University Bloomington

  • Babak Seradjeh

    • Indiana University Bloomington

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• Transition from the topological to the chaotic in the nonlinear Su–Schrieffer–Heeger model

  Oral-In-person

  March 18, 2026, 1:00 PM – March 18, 2026, 1:12 PM

  Publication: K. Sone, M. Ezawa, Z. Gong, T. Sawada, N. Yoshioka, and T. Sagawa, Nat. Commun. 16, 422 (2025).

  Presenters

  • Kazuki Sone

    • Univ of Tsukuba

  Authors

  • Kazuki Sone

    • Univ of Tsukuba

  • Motohiko Ezawa

  • Zongping Gong

  • Taro Sawada

    • Univ of Tokyo

  • Nobuyuki Yoshioka

    • University of Tokyo

  • Takahiro Sagawa

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• Effect of two-dimensional weak topology on Anderson Transitions in Non-Standard Symmetry Classes

  Oral-In-person

  March 18, 2026, 1:12 PM – March 18, 2026, 1:24 PM

  Presenters

  • Shiyin Kuang

    • Peking University

  Authors

  • Shiyin Kuang

    • Peking University

  • Ryuichi Shindou

    • Peking Univ

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• High-dimensional topological physics synthesized in a photonic ring resonator

  Oral-In-person

  March 18, 2026, 1:24 PM – March 18, 2026, 1:36 PM

  Publication: D. Cheng et al., Creating high-dimensional topological physics using a single ring resonator, Newton, Volume 1, Issue 7, 100163 (2025). https://www.cell.com/newton/fulltext/S2950-6360(25)00155-0

  Presenters

  • Dali Cheng

    • Stanford University

  Authors

  • Dali Cheng

    • Stanford University

  • Heming Wang

  • Charles Roques-Carmes

    • Stanford University

  • Janet zhong

    • stanford

  • Shanhui Fan

    • Stanford University

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• Theory of exciton–exciton interactions in semiconductors and topological insulators

  Oral-In-person

  March 18, 2026, 1:36 PM – March 18, 2026, 1:48 PM

  Publication: - Variational and field-theoretical approach to exciton–exciton interactions and biexcitons in semiconductors (submitted to PRB, arXiv preprint arXiv:2510.05242)
  - Effects of topology and quantum geometry on exciton–exciton interactions and biexciton spectra (in preparation, to be submitted to PRB before the APS summit)

  Presenters

  • Lucas Maisel Licerán

    • University of Utrecht

  Authors

  • Lucas Maisel Licerán

    • University of Utrecht

  • Henk Stoof

  • Peter Noordman

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• Edge states and topological analysis of discrete-time quantum walks in one-dimension

  Oral-In-person

  March 18, 2026, 1:48 PM – March 18, 2026, 2:00 PM

  Presenters

  • Emily Maxey

    • Texas Tech University

  Authors

  • Emily Maxey

    • Texas Tech University

  • Wade DeGottardi

    • Texas Tech University

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• Spatiotemporal chaos in the interface growth of topological insulators

  Oral-In-person

  March 18, 2026, 2:00 PM – March 18, 2026, 2:12 PM

  Presenters

  • Yutaro Tanaka

    • RIKEN CEMS

  Authors

  • Yutaro Tanaka

    • RIKEN CEMS

  • Akira Furusaki

    • RIKEN

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• Spin-Triplet Excitonic Insulator in the Ultraquantum Limit of HfTe₅

  Oral-In-person

  March 18, 2026, 2:12 PM – March 18, 2026, 2:24 PM

  Publication: Liu et al., PRL 135, 046601 (2025)

  Presenters

  • Jinyu Liu

    • University of California, Irvine

  Authors

  • Jinyu Liu

    • University of California, Irvine

  • Varsha Subramanyan

    • Los Alamos National Laboratory (LANL)

  • Robert Welser

    • University of California, Irvine

  • Timothy McSorley

    • University of California, Irvine

  • Triet Ho

  • David Graf

    • Florida State University

  • Michael Pettes

    • Los Alamos National Laboratory (LANL)

  • Avadh Saxena

    • Los Alamos National Laboratory (LANL)

  • Laurel Winter

    • Los Alamos National Laboratory (LANL)

  • Shi-zeng Lin

  • Luis Jauregui

    • University of California, Irvine

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• Structural Stability and Anisotropic Electron-Phonon Interactions in Excitonic Insulator Candidate Ta₂Pd₃Te₅

  Oral-In-person

  March 18, 2026, 2:24 PM – March 18, 2026, 2:36 PM

  Presenters

  • Fei Wang

    • Tulane University

  Authors

  • Fei Wang

    • Tulane University

  • Qiaohui Zhou

  • Hong Tang

    • Tulane University

  • KEYUAN BAI

    • tulane university Department of Physics and Engineering Phys

  • Sidra Younus

    • Tulane University

  • Adrienn Ruzsinszky

    • Tulane University

  • Xin Lu

    • Tulane University

  • Jiang Wei

    • Tulane University

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• Hidden Criticality in the Almost-Mathieu Operator via non-Hermitian Gauge Transformations and the Dry Ten Martini Problem

  Oral-In-person

  March 18, 2026, 2:36 PM – March 18, 2026, 2:48 PM

  Publication: Phys. Rev. B 107, 085111 10.1103/PhysRevB.107.085111
  arXiv:2112.06869

  Presenters

  • Dan Borgnia

    • University of California, Berkeley

  Authors

  • Dan Borgnia

    • University of California, Berkeley

  • Robert-Jan Slager

    • Univ of Cambridge

  • Svetlana Jitomirskaya

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