Spectroscopy of Low-Dimensional Topological Materials

Presentations

• Probing Small Chern Fermi Pockets in a Kagome Superconductor

  ORAL · Invited

  March 19, 2026, 12:00 PM – March 19, 2026, 12:36 PM

  Publication: Hong Li, Dongjin Oh, Mingu Kang, He Zhao, Brenden R. Ortiz, Yuzki Oey, Shiang Fang, Zheng Ren, Chris Jozwiak, et al. Small Fermi Pockets Intertwined with Charge Stripes and Pair Density Wave Order in a Kagome Superconductor. Phys. Rev. X 13, 031030.

  Presenters

  • Hong Li

    • Brookhaven National Laboratory (BNL)
    • BNL

  Authors

  • Hong Li

    • Brookhaven National Laboratory (BNL)
    • BNL

  • Dongjin Oh

    • Massachusetts Institute of Technology

  • Mingu Kang

    • Cornell University

  • He Zhao

    • Brookhaven National Laboratory (BNL)
    • Florida State University

  • Brenden R Ortiz

    • Oak Ridge National Laboratory

  • Yuzki Oey

    • UCSB

  • Shiang Fang

    • Massachusetts Institute of Technology

  • Zheng Ren

    • Rice University

  • Christopher Jozwiak

    • Lawrence Berkeley National Lab Advanced Light Source
    • Lawrence Berkeley National Laboratory
    • LBNL
    • Advanced Light Source
    • Lawrence Berkeley National Lab

  • Aaron Bostwick

    • Lawrence Berkeley National Lab Advanced Light Source
    • Lawrence Berkeley National Laboratory
    • LBNL
    • Advanced Light Source
    • Lawrence Berkeley National Lab

  • Eli Rotenberg

    • Lawrence Berkeley National Laboratory

  • Joseph G Checkelsky

    • Massachusetts Institute of Technology

  • Ziqiang Wang

    • Boston College

  • Stephen Wilson

    • University of California, Santa Barbara

  • Riccardo Comin

    • Massachusetts Institute of Technology

  • Ilija Zeljkovic

    • Boston College

  View abstract →

• Effects of epitaxial mismatch on the crystal orientation of Bi2Se3 across the amorphous to crystalline transition

  ORAL

  March 19, 2026, 12:36 PM – March 19, 2026, 12:48 PM

  Presenters

  • Sangsoo Kim

    • Oak Ridge National Laboratory
    • Florida State University

  Authors

  • Sangsoo Kim

    • Oak Ridge National Laboratory
    • Florida State University

  • An-Hsi Chen

    • Oak Ridge National Laboratory
    • Veeco

  • Debarghya (Deb) Mallick

    • Oak Ridge National Laboratory
    • Oak Ridge National Lab

  • Jacob Lowell Cook

    • Oak Ridge National Laboratory
    • University of Missouri

  • Robert G Moore

    • Oak Ridge National Laboratory

  • Gyula Eres

    • Oak Ridge National Laboratory

  • Matthew Brahlek

    • Oak Ridge National Laboratory

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• Absence of non-chiral edge states in Cr-doped (Bi, Sb)₂Te₃

  ORAL

  March 19, 2026, 12:48 PM – March 19, 2026, 1:00 PM

  Presenters

  • Valery Ortiz Jimenez

    • National Institute of Standards and Technology (NIST)

  Authors

  • Valery Ortiz Jimenez

    • National Institute of Standards and Technology (NIST)

  • Paul M Haney

    • National Institute of Standards and Technology (NIST)

  • Ngoc Thanh Mai Tran

    • University of Maryland College Park

  • Albert F Rigosi

    • National Institute of Standards and Technology (NIST)

  • Curt A Richter

    • National Institute of Standards and Technology (NIST)

  View abstract →

• Advanced Electron Microscopy for Epitaxial Oxide Thin Films

  ORAL · Invited

  March 19, 2026, 1:00 PM – March 19, 2026, 1:36 PM

  Publication: 1. X. Li, et al. Nat. Mater., 23, 1077-1084 (2024).
  2. X. Li, et al. Adv. Mater., 35, 2207736 (2023).
  3. C. Shi, X. Li, et al. Microsc. Microanal., 31, ozaf048.557 (2025).
  4. X. Li, et al. Microsc. Microanal., 31, ozaf048.031 (2025).

  Presenters

  • Xinyan Li

    • Rice University

  Authors

  • Xinyan Li

    • Rice University

  View abstract →

• Scanning Tunneling Microscope Tip-Induced Formation of Bi Bilayers on Bi₂Te₃

  ORAL

  March 19, 2026, 1:36 PM – March 19, 2026, 1:48 PM

  Publication: https://arxiv.org/abs/2507.16081

  Presenters

  • Duy Nguyen

    • Ohio State University

  Authors

  • Duy Nguyen

    • Ohio State University

  • Jay A Gupta

    • The Ohio State University

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• Quantum oscillations in a Bi thin film grown by molecular beam epitaxy: evidence for two-dimensional transport

  ORAL

  March 19, 2026, 1:48 PM – March 19, 2026, 2:00 PM

  Presenters

  • Anuradha Wijesinghe

    • University of Tennessee

  Authors

  • Anuradha Wijesinghe

    • University of Tennessee

  • Ryan Song

    • Oak Ridge National Lab.

  • An-Hsi Chen

    • Oak Ridge National Laboratory
    • Veeco

  • Anjali Rathore

    • University of Tennessee

  • Chandima Kasun Edirisinghe

    • University of Tennessee

  • Pradip Adhikari

    • University of Tennessee

  • Ho Nyung Lee

    • Oak Ridge National Laboratory

  • Joon Sue Lee

    • University of Tennessee, Knoxville

  View abstract →

• Abstract Withdrawn

  ORAL · Withdrawn

  March 19, 2026, 2:00 PM – March 19, 2026, 2:12 PM

  View abstract →

• Quantum Transport and Hinge-State Interference in Quasi-One-Dimensional Topological Insulators

  ORAL

  March 19, 2026, 2:12 PM – March 19, 2026, 2:24 PM

  Publication: [1] Moore, Joel E. Nature 464.7286 (2010): 194-198.
  [2] Hasan, M. Z., & Kane, C. L. (2010). Reviews of modern physics, 82(4), 3045-3067.
  [3] Zhang, Fan, Charles L. Kane, and Eugene J. Mele. Physical Review Letters 110.4 (2013): 046404.
  [4] C-C Liu, JJ Zhou, Y Yao, F Zhang - Physical review letters, (2016).
  [5] Noguchi, R., Takahashi, T., Kuroda, K. et al. Nature 566, 518–522 (2019).
  [6] Yoon, C., Liu, C.-C., Min, H. & Zhang F. arXiv:2005.14710 (2020).
  [7] Huang, Jianwei, et al. Physical Review X 11.3 (2021): 031042.
  [8] Noguchi, R., Kobayashi, M., Jiang, Z. et al. Nat. Mater. 20, 473–479 (2021)
  [9] Shumiya, N., Hossain, M.S., Yin, JX. et al. Nat. Mater. 21, 1111–1115 (2022).
  [10] Han, J., Xiao, W., & Yao, Y. (2022). Advances in Physics: X, 7(1), 2057234.
  [11] Hossain, M.S., Zhang, Q., Wang, Z. et al. Nat. Phys. 20, 776–782 (2024).
  

  Presenters

  • Cynthia I Osuala

    • Stevens Institute of Technology

  Authors

  • Cynthia I Osuala

    • Stevens Institute of Technology

  • Chiho Yoon

    • University of Texas at Dallas

  • Tianyi Xu

    • University of Texas at Dallas

  • Fan Zhang

    • University of Texas at Dallas

  • Chunlei Qu

    • Stevens Institute of Technology

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• Impact of topological band inversion on Auger–Meitner recombination in rocksalt SnSe

  ORAL

  March 19, 2026, 2:24 PM – March 19, 2026, 2:36 PM

  Presenters

  • ChuanNan Li

    • University of California, Santa Barbara

  Authors

  • ChuanNan Li

    • University of California, Santa Barbara

  • Mark E Turiansky

    • United States Naval Research Laboratory

  • Xie Zhang

    • Northwestern Polytechnical University

  • Chris G Van de Walle

    • University of California, Santa Barbara

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• Planar Tunneling Spectroscopy of SmB₆ Thin Films

  ORAL

  March 19, 2026, 2:36 PM – March 19, 2026, 2:48 PM

  Presenters

  • Mohammad Irfan

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

  Authors

  • Mohammad Irfan

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

  • Robert Michael Huber

    • National High Magnetic Field Laboratory & Florida State University
    • Florida State University

  • Christianne Beekman

    • National High Magnetic Field Laboratory & Florida State University
    • Florida State University

  • Jennifer Reid

    • National High Magnetic Field Laboratory & Florida State University
    • National High Magnetic Field Laboratory

  • Laura H Greene

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

  View abstract →