Van der Waals Topological Materials: Moire Materials and Topological Magnets

Presentations

• Correlation-driven Topological Phase Diagram of Twisted MoTe₂

  ORAL · Invited

  March 20, 2025, 8:00 AM – March 20, 2025, 8:36 AM

  Publication: 1. Observation of Fractionally Quantized Anomalous Hall Effect, H. Park et al., Nature 622, 74–79 (2023)
  2. Ferromagnetism and Topology of the Higher Flat Band in a Fractional Chern Insulator, H. Park et al., arXiv:2406.09591 (2024)

  Presenters

  • Heonjoon Park

    • University of Washington

  Authors

  • Heonjoon Park

    • University of Washington

  View abstract →

• Inducing topological flat bands in bilayer graphene with electric and magnetic superlattices

  ORAL

  March 20, 2025, 8:36 AM – March 20, 2025, 8:48 AM

  Publication: D. Seleznev, J. Cano, and D. Vanderbilt, "Inducing topological flat bands in bilayer graphene with electric and magnetic superlattices," arXiv:2407.13758 (2024).

  Presenters

  • Daniel Seleznev

    • Rutgers University

  Authors

  • Daniel Seleznev

    • Rutgers University

  • Jennifer Cano

    • Stony Brook University

  • David Vanderbilt

    • Rutgers University

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• Topological Hall signal at high magnetic fields in the bulk antiferromagnet Co_0.65Fe_2.35GaTe₂

  ORAL

  March 20, 2025, 8:48 AM – March 20, 2025, 9:00 AM

  Presenters

  • Shyam Raj Karullithodi

    • Florida State University, National High Magnetic Field Laboratory

  Authors

  • Shyam Raj Karullithodi

    • Florida State University, National High Magnetic Field Laboratory

  • Vadym Kulichenko

    • Florida State University
    • National High Magnetic Field Laboratory

  • Luis M Balicas

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

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• Hidden orbital Rashba effect-induced large anomalous Hall effect in topological ferromagnet Fe₃GeTe₂

  ORAL

  March 20, 2025, 9:00 AM – March 20, 2025, 9:12 AM

  Presenters

  • Mijin Lim

    • University of Illinois at Urbana-Champaign

  Authors

  • Mijin Lim

    • University of Illinois at Urbana-Champaign

  • Byeonghyeon Choi

    • Pohang Univ of Sci & Tech

  • Dongwook Go

    • Forschungszentrum Jülich GmbH

  • Kyoo Kim

    • Rutgers University, New Brunswick
    • Korea Atomic Energy Research Institute

  • Hyun-Woo Lee

    • Pohang Univ of Sci & Tech

  View abstract →

• MBE growth and STM study of thin-layer Bi₂Te₃ on two-dimensional magnetic Fe₃GeTe₂

  ORAL

  March 20, 2025, 9:12 AM – March 20, 2025, 9:24 AM

  Presenters

  • Wentao Yang

    • Fudan University

  Authors

  • Wentao Yang

    • Fudan University

  • Yadong Jiang

    • Fudan University

  • Tianzhen Zhang

    • Fudan University

  • Leiyuan Chen

    • Fudan University

  • Yiming Wei

    • Fudan University

  • Yajun Yan

    • University of science and technology of china
    • University of Science and Technology of China

  • Jing Wang

    • Fudan University

  • Tong Zhang

    • Fudan University
    • Fudan Univ

  • donglai feng

    • university of science and technology of china
    • University of Science and Technology of China
    • USTC
    • ShanghaiTech University
    • Fudan Univ
    • Shanghai Tech University
    • University of Science and Technology in China

  View abstract →

• Theory of Enhanced T_C and Magnetic Anisotropy in Topological Insulator-Ferromagnetic Insulator Heterostructures

  ORAL

  March 20, 2025, 9:24 AM – March 20, 2025, 9:36 AM

  Publication: Y. Ou, M. Mirzhalilov et al., arXiv:2312.15028.
  M. Mirzhalilov, H. Chi, J. Moodera, N. Trivedi and M. Randeria (in preparation)

  Presenters

  • Murod Mirzhalilov

    • Ohio State University

  Authors

  • Murod Mirzhalilov

    • Ohio State University

  • Hang Chi

    • University of Ottawa

  • Jagadeesh S Moodera

    • Massachusetts Institute of Technology

  • Nandini Trivedi

    • Ohio State University

  • Mohit Randeria

    • Ohio State University

  View abstract →

• Oral: Unveiling the Giant Nernst Angle in van der Waals Magnet Cr_1.25Te₂

  ORAL

  March 20, 2025, 9:36 AM – March 20, 2025, 9:48 AM

  Presenters

  • OLUWATOBILOBA E OLAJUMOKE

    • Michigan State University

  Authors

  • Shuvankar Gupta

    • Michigan State University

  • OLUWATOBILOBA E OLAJUMOKE

    • Michigan State University

  • Yaz Ozbek

    • Michigan State University
    • MSU

  • Mingyu Xu

    • Michigan State University

  • Weiwei Xie

    • Michigan State University

  • Pengpeng Zhang

    • Michigan State University

  • Xianglin Ke

    • Michigan State University

  View abstract →

• Half-quantized anomalous Hall effect up to 10 K in proximity-coupled topological insulator/ferromagnet van der Waals bilayers

  ORAL

  March 20, 2025, 9:48 AM – March 20, 2025, 10:00 AM

  Publication: Jain, R. et. al "A quantized anomalous Hall effect above 4.2 K in stacked topological insulator/magnet bilayers". Science.

  Presenters

  • Matthew Roddy

    • Cornell University

  Authors

  • Matthew Roddy

    • Cornell University

  • Rakshit Jain

    • Cornell University

  • Vishakha Gupta

    • Yale University

  • Benjamin Shuyu Huang

    • Cornell University

  • Hasan M Sayeed

    • University of Utah

  • Husain F Alnaser

    • University of Utah

  • Amit Vashist

    • University of Utah

  • Kenji Watanabe

    • National Institute for Materials Science
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • Research Center for Electronic and Optical Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • Research Center for Functional Materials, National Institute of Material Science, Tsukuba, Japan
    • National Institute of Materials Science
    • Advanced Materials Laboratory, National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • Research Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute of Material Science, Tsukuba, Japan
    • Advanced Materials Laboratory, National Institute for Materials Science

  • Vikram V Deshpande

    • University of Utah

  • Taylor D Sparks

    • University of Utah

  • Daniel C Ralph

    • Cornell University

  View abstract →

• Experimental study of intrinsic photocurrents in a 2D magnet

  ORAL

  March 20, 2025, 10:00 AM – March 20, 2025, 10:12 AM

  Presenters

  • Zumeng Huang

    • Boston College

  Authors

  • Zumeng Huang

    • Boston College

  • Mohammad Yahyavi

    • Nanyang Technological University

  • Anyuan Gao

    • Harvard University

  • Yufei Liu

    • Harvard University

  • Tiema Qian

    • Los Alamos National Lab

  • Kenji Watanabe

    • National Institute for Materials Science
    • NIMS
    • Research Center for Functional Materials, National Institute for Materials Science
    • Research Center for Electronic and Optical Materials, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • Research Center for Functional Materials, National Institute of Material Science, Tsukuba, Japan
    • National Institute of Materials Science
    • Advanced Materials Laboratory, National Institute for Materials Science

  • Takashi Taniguchi

    • National Institute for Materials Science
    • International Center for Materials Nanoarchitectonics, National Institute for Materials Science
    • Research Center for Materials Nanoarchitectonics, National Institute for Materials Science, 1-1 Namiki, Tsukuba 305-0044, Japan
    • International Center for Materials Nanoarchitectonics, National Institute of Material Science, Tsukuba, Japan
    • Advanced Materials Laboratory, National Institute for Materials Science

  • Ni Ni

    • University of California, Los Angeles

  • Su-Yang Xu

    • Harvard University

  • Guoqing Chang

    • Nanyang Technological University

  • Qiong Ma

    • Boston College

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• Giant anomalous Hall effect in a Luttinger-compensated topological ferrimagnet UOTe

  ORAL

  March 20, 2025, 10:12 AM – March 20, 2025, 10:24 AM

  Presenters

  • Thao H Dinh

    • Harvard University

  Authors

  • Thao H Dinh

    • Harvard University

  • Mengke Liu

    • Harvard University

  • Sougata Mardanya

    • Howard University

  • Suk Hyun Sung

    • University of Michigan

  • Christopher Broyles

    • Washington University, St. Louis

  • Sheng Ran

    • Washington University, St. Louis

  • Ismail El Baggari

    • Harvard University
    • The Rowland Institute at Harvard
    • The Rowland Institute at Harvard, Harvard University, Cambridge, MA, USA

  • Jennifer E Hoffman

    • Harvard University

  • Sugata Chowdhury

    • Howard University

  • Kai Sun

    • University of Michigan

  • Philip Kim

    • Harvard University

  • Su-Yang Xu

    • Harvard University

  View abstract →

• UOTe: Kondo-interacting topological antiferromagnet in a van der Waals lattice

  ORAL

  March 20, 2025, 10:24 AM – March 20, 2025, 10:36 AM

  Presenters

  • Christopher Broyles

    • Washington University, St. Louis

  Authors

  • Christopher Broyles

    • Washington University, St. Louis

  • Sougata Mardanya

    • Howard University

  • Mengke Liu

    • Harvard University

  • Junyeong Ann

    • Harvard University

  • Thao H Dinh

    • Harvard University

  • Gadeer Alqasseri

    • Howard University
    • Howard university

  • Jalen Garner

    • Howard University

  • Zackary R Rehfuss

    • Washington University, St. Louis

  • Ken Guo

    • Washington University, St. Louis

  • Jiahui Zhu

    • Washington University, St. Louis

  • David Martinez

    • Washington University, St. Louis
    • Washington University at St. Louis

  • Du Li

    • Washington University, St. Louis

  • Yiqing Hao

    • Oak Ridge National Laboratory

  • Huibo Cao

    • Oak Ridge National Laboratory

  • Weiwei Xie

    • Michigan State University

  • Tai Kong

    • University of Arizona

  • Li Yang

    • Washington University, St. Louis

  • Ashvin Vishwanath

    • Harvard University

  • Philip Kim

    • Harvard University

  • Su-Yang Xu

    • Harvard University

  • Jennifer E Hoffman

    • Harvard University

  • Jonathan D Denlinger

    • Lawrence Berkeley National Laboratory
    • Advanced Light Source, Lawrence Berkeley National Laboratory

  • Sugata Chowdhury

    • Howard University

  • Sheng Ran

    • Washington University, St. Louis

  View abstract →

• Magnetization induced in-plane Anomalous Hall effect in a topological semimetal coupled with a ferromagnet

  ORAL

  March 20, 2025, 10:36 AM – March 20, 2025, 10:48 AM

  Presenters

  • I-Hsuan Kao

    • Carnegie Mellon University

  Authors

  • I-Hsuan Kao

    • Carnegie Mellon University

  • Ravi Kumar Bandapelli

    • Carnegie Mellon University

  • Zhenhong Cui

    • Carnegie Mellon University

  • Junyu Tang

    • University of California, Riverside

  • Jian Tang

    • Boston College

  • Aalok Tiwari

    • Carnegie Mellon University

  • SOUVIK SASMAL

    • Carnegie Mellon University

  • Su-Yang Xu

    • Harvard University

  • Qiong Ma

    • Boston College

  • Ran Cheng

    • University of California, Riverside

  • Jyoti Katoch

    • Carnegie Mellon University

  • Simranjeet Singh

    • Carnegie Mellon University

  View abstract →