Altermagnetism I - New Research Directions

Presentations

• From Microscopic Imaging to Ultrasensitive Spin-Orbit Torque Metrology in van der Waals Spintronics and Beyond

  Invited-In-person · Invited

  March 16, 2026, 12:00 PM – March 16, 2026, 12:36 PM

  Publication: [1] Cham, T. M. J. *, Zhao, M.*, Zhou, W.*, Koerner, A., Le, D., Li, Z., Powalla, L., Bergner, D., Thareja, E., Alam, S., Wintz, S., Weigand, M., Hwang, J., Gayles, J., Ralph, D. C., Kawakami, R. K., and Luo, Y. K., "Stabilizing bubble magnetic domains in epitaxial 2D magnet/topological insulator heterostructures through interfacial engineering." In preparation.
  [2] Karimeddiny, S.*, Cham, T. M. J. *, Smedley, O., Ralph, D. C., and Luo, Y. K.*, "Sagnac interferometry for high-sensitivity optical measurements of spin-orbit torque", Science Advances 9, eadi9039 (2023).
  [3] Yu, X.*, Berg, E.*, Khurana, B., Jain, R., Cham, T. M. J., Smedley, O., Ross, C. A., Ralph, D. C., and Luo, Y. K., "Sagnac interferometry for high-sensitivity spin-orbit torque measurements in magneto-optical ferromagnetic insulator bismuth-substituted yttrium iron garnet", in preparation.
  [4] Smedley, O., Cham, T. M. J., Zheng, X. Y., Channa, S., Riddiford, L., Suzuki, Y., Luo, Y. K. and Ralph, D. C. "Sagnac Interferometer Measurement of Spin-Orbit-Torque Efficiency Acting on the Insulating Magnet Li0.5(Al,Fe)2.5O4." In preparation.
  [5] Cham, T. M. J., Chica, D. G., Watanabe, K., Taniguchi, T., Roy, X., May, A. F., Luo, Y. K., and Ralph, D. C, "Spin-filter tunneling detection of antiferromagnetic resonance with electrically-tunable damping", Science 389, 479-482 (2025).

  Presenters

  • Yunqiu (Kelly) Luo

    • University of Southern California

  Authors

  • Yunqiu (Kelly) Luo

    • University of Southern California

  View abstract →

• The impact of single atomic defects in layered altermagnet CoNb₄Se₈

  Oral-In-person

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

  Presenters

  • Christopher Candelora

    • Boston College

  Authors

  • Christopher Candelora

    • Boston College

  • Muxian Xu

    • Boston College

  • Siyu Cheng

    • Boston College

  • Hengxin Tan

    • Tsinghua University

  • Younghun Hwang

  • Ziqiang Wang

    • Boston College

  • Federico Mazzola

    • CNR-IOM

  • Binghai Yan

    • Penn State University

  • Ilija Zeljkovic

    • Boston College

  View abstract →

• Hall viscosity in altermagnets

  Oral-In-person · Withdrawn

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

  Presenters

  • Rui Aquino

    • Instituto de Fisica Teorica - UNESP

  Authors

  • Rui Aquino

    • Instituto de Fisica Teorica - UNESP

  • Rafael Fernandes

    • University of Illinois Urbana-Champaign

  • Joerg Schmalian

    • Karlsruhe Institute of Technology

  View abstract →

• Extended s-wave altermagnets

  Oral-In-person

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

  Publication: https://arxiv.org/abs/2508.20163

  Presenters

  • Lennart Klebl

    • University of Würzburg

  Authors

  • Lennart Klebl

    • University of Würzburg

  • Matteo Dürrnagel

  • Tobias Müller

  • Ronny Thomale

    • Julius-Maximilians University of Wuerzburg

  • Michael Klett

  View abstract →

• Effect of short-range anion ordering on altermagnetism in rutile FeOF

  Oral-In-person

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

  Presenters

  • Siddhartha S Nathan

    • Northwestern University

  Authors

  • Siddhartha S Nathan

    • Northwestern University

  • Linding Yuan

    • Northwestern University

  • James Rondinelli

    • Northwestern University

  View abstract →

• Extrinsic anomalous Hall effect in altermagnets

  Oral-In-person · Withdrawn

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

  Presenters

  • Aleksandr Osin

    • Hebrew University of Jerusalem

  Authors

  • Aleksandr Osin

    • Hebrew University of Jerusalem

  • Alex Levchenko

    • University of Wisconsin - Madison

  • Maxim Khodas

    • Hebrew University of Jerusalem

  View abstract →

• Altermagnetism, Kagome Flat Band, and Weyl Fermion States in Magnetically Intercalated Transition Metal Dichalcogenides

  Oral-In-person

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

  Presenters

  • Avinash Sah

    • University of Missouri-Columbia

  Authors

  • Avinash Sah

    • University of Missouri-Columbia

  • Pavlo Sukhachov

    • University of Missouri

  • Guang Bian

    • University of Missouri

  View abstract →

• Emergent exchange bias with asymmetric reversal in plasma-treated hematite/permalloy

  Oral-In-person

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

  Presenters

  • Tianxing Wang

    • University of California, San Diego

  Authors

  • Tianxing Wang

    • University of California, San Diego

  • Ali Basaran

    • General Atomics

  • Juan Hofer

    • University of California, San Diego

  • Javier Rodrigues Alvarez

  • Ivan Schuller

    • University of California, San Diego

  View abstract →

• Exploration of MnPt Heterostructures for Spintronics and Beyond.

  Oral-In-person

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

  Presenters

  • Kurt Lorenzen

    • Texas State University

  Authors

  • Kurt Lorenzen

    • Texas State University

  • Alexandra Howzen

  • Nathan Satchell

    • Texas State University

  View abstract →

• Orbital piezomagnetic polarizability of pure insulating altermagnets

  Oral-In-person

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

  Presenters

  • Beryl Bell

    • Drexel University

  Authors

  • Beryl Bell

    • Drexel University

  • Jörn Venderbos

    • Drexel University

  View abstract →

• Real space-resolved anomalous hall effect in altermagnet thin films

  Oral-In-person

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

  Presenters

  • Yufei Zhao

    • Weizmann Institute of Science

  Authors

  • Yufei Zhao

    • Weizmann Institute of Science

  • Binghai Yan

    • Penn State University

  View abstract →

• Electronic structures and transport properties of noncoplanar antiferromagnet MnTe₂

  Oral-In-person

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

  Presenters

  • Ye Seong Lee

    • Yonsei University

  Authors

  • Ye Seong Lee

    • Yonsei University

  • Hyoung Joon Choi

    • Yonsei University

  View abstract →