Flat Bands, Topology, and Emergent Collective Phases in Moiré Systems

Presentations

• Flat Bands and Correlated States in H-stack Twisted Bilayer Transition Metal Dichalcogenides

  Oral-In-person

  March 16, 2026, 12:00 PM – March 16, 2026, 12:12 PM

  Presenters

  • Hongtao Yan

    • University of Texas at Austin

  Authors

  • Hongtao Yan

    • University of Texas at Austin

  • Zhida Liu

    • University of Texas at Austin

  • Rwik Dutta

    • University of Texas at Austin

  • Xiaoxiao Yu

    • University of Texas at Austin

  • Xiangcheng Liu

    • University of Texas at Austin

  • Kaile Wang

    • University of Texas at Austin

  • Shizai Chu

    • University of Texas at Austin

  • Kenji Watanabe

    • National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Mit Naik

    • University of Texas at Austin

  • Xiaoqin Elaine Li

    • University of Texas at Austin

  • Keji Lai

    • University of Texas at Austin

  View abstract →

• Tunable interlayer charge-transfer states in MoSe₂/WS₂ moiré superlattices

  Oral-In-person

  March 16, 2026, 12:12 PM – March 16, 2026, 12:24 PM

  Presenters

  • Jiahui Nie

    • University of California, Berkeley

  Authors

  • Jiahui Nie

    • University of California, Berkeley

  • Jingxu Xie

    • Lawrence Berkeley National Laboratory

  • Zheyu Lu

  • Tianle Wang

    • Harvard University

  • Mit Naik

    • University of Texas at Austin

  • Ruishi Qi

    • University of California, Berkeley

  • Steven Louie

    • University of California, Berkeley

  • Michael Zaletel

    • University of California, Berkeley

  • Archana Raja

    • Lawrence Berkeley National Laboratory

  • feng wang

    • University of California, Berkeley

  View abstract →

• Modelling the Density-Tuned Wigner Solid Transition in Disordered TMD homobilayers

  Oral-In-person

  March 16, 2026, 12:24 PM – March 16, 2026, 12:36 PM

  Presenters

  • Aryaman Babbar

    • University of Maryland College Park

  Authors

  • Aryaman Babbar

    • University of Maryland College Park

  • Sankar Das Sarma

    • University of Maryland College Park

  View abstract →

• Mott transition and superconductivity in the Dirac moiré band of a Γ-valley TMD system

  Oral-In-person

  March 16, 2026, 12:36 PM – March 16, 2026, 12:48 PM

  Presenters

  • Wentai Deng

    • Rice University

  Authors

  • Wentai Deng

    • Rice University

  • Fang Xie

    • Rice University

  • Chenyuan Li

    • Rice University

  • Jennifer Cano

    • Stony Brook University

  • Qimiao Si

    • Rice University

  View abstract →

• Quantum spin liquid phase with spontaneous spin current in moiré transition metal dichalcogenides

  Oral-In-person

  March 16, 2026, 12:48 PM – March 16, 2026, 1:00 PM

  Publication: arxiv.2507.06307v2

  Presenters

  • Ahmed Khalifa

    • Carnegie Mellon University

  Authors

  • Ahmed Khalifa

    • Carnegie Mellon University

  • Rokas Veitas

    • Carnegie Mellon University

  • Francisco Machado

    • Harvard - Smithsonian Center for Astrophysics

  • Shubhayu Chatterjee

    • Carnegie Mellon University

  View abstract →

• Neutral phasons in moire ladders heterostructures

  Oral-In-person

  March 16, 2026, 1:00 PM – March 16, 2026, 1:12 PM

  Presenters

  • paula mellado

    • Universidad Adolfo Ibáñez

  Authors

  • paula mellado

    • Universidad Adolfo Ibáñez

  • javiera Cabezas

  • francisco Muñoz

  View abstract →

• Magnon collective modes in correlated Chern insulators

  Oral-In-person

  March 16, 2026, 1:12 PM – March 16, 2026, 1:24 PM

  Presenters

  • Miguel Gonçalves

    • Princeton University

  Authors

  • Miguel Gonçalves

    • Princeton University

  • Jonah Herzog-Arbeitman

    • Princeton University

  • Juan Felipe Mendez-Valderrama

  • Andreas Feuerpfeil

    • Julius-Maximilians University of Wuerzburg

  • Nicolas Regnault

  • Andrei Bernevig

    • Princeton University

  View abstract →

• Optical control over topological Chern number in moire materials

  Oral-In-person

  March 16, 2026, 1:24 PM – March 16, 2026, 1:36 PM

  Publication: https://arxiv.org/abs/2508.19063

  Presenters

  • Tomasz Smolenski

    • University of Basel

  Authors

  • Olivier Huber

  • Kilian Kuhlbrodt

  • Eric Anderson

    • University of Washington

  • Weije Li

  • Kenji Watanabe

    • National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science

  • Martin Kroner

  • Xiaodong Xu

    • University of Washington

  • Atac Imamoglu

    • ETH Zurich

  • Tomasz Smolenski

    • University of Basel

  View abstract →

• Superconductivity Proximate to Non-Abelian Fractional Spin Hall Insulator in Twisted Bilayer MoTe₂

  Oral-In-person

  March 16, 2026, 1:36 PM – March 16, 2026, 1:48 PM

  Publication: Currently an arXiv preprint, https://doi.org/10.48550/arXiv.2509.23904.

  Presenters

  • Cheong Eung Ahn

    • Pohang Univ of Sci & Tech

  Authors

  • Cheong Eung Ahn

    • Pohang Univ of Sci & Tech

  • Gyeoul Lee

  • Donghae Seo

    • Pohang Univ of Sci & Tech

  • Youngwook Kim

  • Gil Young Cho

    • Department of Physics, KAIST

  View abstract →

• Negative Charge Transfer and Reduced on-site Coulomb Energy in Layered Topological Metals

  Oral-In-person

  March 16, 2026, 1:48 PM – March 16, 2026, 2:00 PM

  Publication: A. R. Shelke, C.-W. Chuang, S. Hamamoto, M. Oura, M. Yoshimura, N. Hiraoka, C.-N. Kuo, C.-S. Lue, A. Fujimori, and A. Chainani, The nexus between negative charge-transfer and reduced on-site Coulomb energy in correlated topological metals (submitted to Phys. Rev. Lett.).

  Presenters

  • Abhijeet Shelke

    • Natl Synchrotron Rad Res Ctr

  Authors

  • Abhijeet Shelke

    • Natl Synchrotron Rad Res Ctr

  • C.- Chuang

  • S. Hamamoto

  • M. Oura

  • M. Yoshimura

  • N. Hiraoka

  • C.- Kuo

  • C.- Lue

  • A. Fujimori

  • A. Chainani

  View abstract →

• Robust Spin-Moiré-Superlattice-Driven Gap Opening in EuAg₄Sb₂ under in-Plane Magnetic Field

  Oral-In-person

  March 16, 2026, 2:00 PM – March 16, 2026, 2:12 PM

  Publication: J. Green, A. Arora, M. Marshall, W. Shan, P. Udvarhelyi, Z. Morgan, P. Narang, H. Cao, and N. Ni, Robust Spin-Moiré-Superlattice-Driven Gap Opening in EuAg4 Sb2 under in-Plane Magnetic Field, Nano Lett. 25, 13723 (2025).

  Presenters

  • J Green

    • University of California, Los Angeles

  Authors

  • J Green

    • University of California, Los Angeles

  • Arpit Arora

    • University of California, Los Angeles

  • Madalynn Marshall

    • Kennesaw State University

  • Wanfei Shan

    • University of California, Los Angeles

  • Péter Udvarhelyi

    • University of California, Los Angeles

  • Zachary Morgan

    • Oak Ridge National Laboratory

  • Prineha Narang

    • University of California, Los Angeles

  • Huibo Cao

    • Oak Ridge National Laboratory

  • Ni Ni

    • University of California, Los Angeles

  View abstract →

• An ideal limit of Rhombohedral Multilayer Graphene: interaction-induced layer skyrmion lattice

  Oral-In-person

  March 16, 2026, 2:12 PM – March 16, 2026, 2:24 PM

  Presenters

  • Tixuan Tan

    • Stanford University

  Authors

  • Tixuan Tan

    • Stanford University

  • Trithep Devakul

    • Stanford University

  • Patrick Ledwith

    • Massachusetts Institute of Technology

  View abstract →

• Nonfoliated fractonic three-dimensional fractional quantum Hall states in infinite helical large-angle twisted transition metal dichalcogenides

  Oral-In-person

  March 16, 2026, 2:24 PM – March 16, 2026, 2:36 PM

  Publication: S. Jin and G. Y. Cho, in preparation.

  Presenters

  • Seyoung Jin

    • POSTECH

  Authors

  • Seyoung Jin

    • POSTECH

  • Gil Young Cho

    • Department of Physics, KAIST

  • Youngwook Kim

  • Hyeonseo Lim

  View abstract →

• SU(4) Kondo Lattice in Semiconductor Moir\'e Materials

  Oral-In-person

  March 16, 2026, 2:36 PM – March 16, 2026, 2:48 PM

  Publication: arXiv:2509.18247

  Presenters

  • Sunghoon Kim

    • Cornell University

  Authors

  • Sunghoon Kim

    • Cornell University

  View abstract →

• Electronic structure parameters of a Dirac semi-metal NiTe₂

  Oral-In-person

  March 16, 2026, 2:48 PM – March 16, 2026, 3:00 PM

  Publication: Role of on-site Coulomb energy and negative-charge transfer in a Dirac semi-metal, A. R. Shelke, C.-W. Chuang, S. Hamamoto, M. Oura, M. Yoshimura, N. Hiraoka, C.-N. Kuo, C.-S. Lue, A. Fujimori, and A. Chainani (submitted to Phys. Rev. B)

  Presenters

  • Ashish Chainani

    • National Synchrotron Radiation Research Center

  Authors

  • Ashish Chainani

    • National Synchrotron Radiation Research Center

  • A. Shelke

  • C.- Chuang

  • S Hamamoto

  • M Oura

  • M. Yoshimura

  • N. Hiraoka

  • C.- Kuo

  • C.- Lue

  • A. Fujimori

  View abstract →