Quantum Spin Chains and Ladders, and Theory of Novel Systems

Presentations

• Isolating multi-particle dynamic correlations in quantum Heisenberg spin1/2 chain

  Oral-In-person

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

  Publication: V. K. Bhartiya et, al., Isolating multi-particle dynamic correlations in quantum Heisenberg spin1/2 chain, under preparation.

  Presenters

  • Vivek Bhartiya

    • Brookhaven National Laboratory (BNL)

  Authors

  • Vivek Bhartiya

    • Brookhaven National Laboratory (BNL)

  • Umesh Kumar

    • Oak Ridge National Laboratory

  • Taehun Kim

    • Brookhaven National Laboratory (BNL)

  • Shiyu Fan

    • Brookhaven National Laboratory (BNL)

  • Igor Zaliznyak

    • Brookhaven National Laboratory (BNL)

  • Jonathan Pelliciari

  • Satoshi Okamoto

    • Oak Ridge National Laboratory

  • Steven Johnston

    • University of Tennessee

  • Valentina Bisogni

    • Brookhaven National Laboratory (BNL)

  View abstract →

• Translational Symmetry Broken Magnetization Plateau of the S=1/2 Spin Ladder and the Bond-Alternating Chain with the anisotropy

  Oral-In-person

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

  Publication: [2]T. Sakai and M. Takahashi, Phys. Rev. B 57, R3201 (1998).
  [3]A. Kitazawa and K. Okamoto, Phys. Rev. B 62, 940 (2000).
  [4]T. Sakai, K. Okamoto, K. Okunishi, M. Hashimoto, T. Houda, R. Furuchi and H. Nakano, Phys. Rev. B 108, 174435 (2023).
  [5]T. Kawatsu, H. Suzuki, M. Hashimoto, K. Doi, T. Houda, R. Furuchi, H. Nakano, K. Okamoto and T. Sakai, J. Phys. Soc. Jpn. 94, 064701 (2025).
  [6]T. Sakai, T. Houda, T. Kawatsu, H. Suzuki, R. Hasegawa, Y. Hamazaki, H. Nakano and K. Okamoto, to appear in J. Low Temp. Phys.
  [7]T. Sakai, M. Hashimoto, T. Houda, R. Furuchi, H. Nakano, K. Okamoto and K. Okunishi, New Physics: Sae Mulli. 73, 1131 (2023).
  [8]T. Sakai, K. Doi, K. Okamoto, K. Okunishi, M. Hashimoto, T. Houda, R. Furuchi and H. Nakano, to appear in J. Phys.: Conf. Ser.

  Presenters

  • Toru Sakai

    • University of Hyogo

  Authors

  • Toru Sakai

    • University of Hyogo

  • Kiyomi Okamoto

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• Emulation of quantum correlations by classical dynamics in a spin-1/2 Heisenberg chain

  Oral-In-person

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

  Presenters

  • Martin Mourigal

    • Georgia Institute of Technology

  Authors

  • Martin Mourigal

    • Georgia Institute of Technology

  • Chaebin Kim

    • Georgia Institute of Technology

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• Unconventional one-dimensional magnetic excitations in the Ti³⁺-based kagome antiferromagnet, Cs₈LiNa₃Ti₁₂F_48.

  Oral-In-person

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

  Presenters

  • Asiri Ashoka Bandara Thennakoo Thennakoon Mudiyanselage

    • University of Virginia

  Authors

  • Asiri Ashoka Bandara Thennakoo Thennakoon Mudiyanselage

    • University of Virginia

  • Prena Chaudhary

    • University of Virginia

  • Daniel Pajerowski

    • Oak Ridge National Laboratory

  • Hiroaki Ueda

  • Collin Broholm

    • Johns Hopkins University

  • Gia-Wei Chern

    • University of Virginia

  • Seung-Hun Lee

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• Excited States of Quantum Magnets via Quantum Monte Carlo

  Oral-In-person

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

  Presenters

  • Hansen Wu

    • Pennsylvania State University

  Authors

  • Hansen Wu

    • Pennsylvania State University

  • Ribhu Kaul

    • Pennsylvania State University

  • Shailesh Chandrasekharan

    • Duke University

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• Numerical Studies of a Spin(4) Symmetric Spin Model

  Oral-In-person

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

  Presenters

  • Andrew Dorner

    • Pennsylvania State University

  Authors

  • Andrew Dorner

    • Pennsylvania State University

  • Rui Xian Siew

    • Duke University

  • Shailesh Chandrasekharan

    • Duke University

  • Ribhu Kaul

    • Pennsylvania State University

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• Transient localization from fractionalization: vanishingly small heat conductivity in gapless quantum spin liquids

  Oral-In-person

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

  Publication: F. Shi, P. Zhu, J. Knolle, and M. Knap, "Transient localization from fractionalization: vanishingly small heat conductivity in gapless quantum magnets," arXiv:2509.07062 (cond-mat.str-el) [https://arxiv.org/abs/2509.07062].

  Presenters

  • Shi Feng

    • Technical University of Munich

  Authors

  • Shi Feng

    • Technical University of Munich

  • Penghao Zhu

    • Ohio State University

  • Johannes Knolle

    • TU Munich

  • Michael Knap

    • Tech Univ Muenchen

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• Doping the Kitaev-Heisenberg ladder

  Oral-In-person

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

  Presenters

  • Pontus Laurell

    • University of Missouri

  Authors

  • Pontus Laurell

    • University of Missouri

  • bradraj pandey

    • University of Tennessee

  • Bo Xiao

    • Oak Ridge National Laboratory and Quantum Science Center

  • Satoshi Okamoto

    • Oak Ridge National Laboratory

  • Gonzalo Alvarez

    • Oak Ridge National Laboratory

  • Gabor Halasz

    • Oak Ridge National Laboratory and Quantum Science Center

  • Elbio Dagotto

    • University of Tennessee

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• Quantum Spin Models with Exponential U(1) Symmetry

  Oral-In-person

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

  Presenters

  • Biao Lian

    • Princeton University

  Authors

  • Biao Lian

    • Princeton University

  • Yu-Min Hu

  • Zhaoyu Han

    • Harvard University

  • Bo-Ting Chen

    • Princeton University

  • Zhen Bi

    • Pennsylvania State University

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• Vibrational motions enhance spin splitting in the band structure of a chiral hybrid metal-halide perovskite

  Oral-In-person

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

  Presenters

  • Ross Larsen

    • National Laboratory of the Rockies

  Authors

  • Ross Larsen

    • National Laboratory of the Rockies

  • Mark van Schilfgaarde

    • National Renewable Energy Laboratory (NREL)

  • Dimitar Pashov

  • Swagata Acharya

    • National Renewable Energy Laboratory (NREL)

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• Competing Magnetic Interactions and Magnetoelastic Coupling in Mn₃A (A = Ge, Sb) L₁₂ Compounds

  Oral-In-person

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

  Presenters

  • Debajit Chakraborty

    • University of Nebraska Kearney

  Authors

  • Debajit Chakraborty

    • University of Nebraska Kearney

  • Kirill Belashchenko

    • University of Nebraska - Lincoln

  • Aleksander Wysocki

    • University of Nebraska Kearney

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• Quantifying Magnetic Exchange using Brillouin Light Scattering, Magnetometry and Atomistic Simulations

  Oral-In-person

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

  Presenters

  • Charles Swindells

    • Associate, Physical Measurement Laboratory, NIST, Boulder

  Authors

  • Charles Swindells

    • Associate, Physical Measurement Laboratory, NIST, Boulder

  • William Peria

  • Joseph Barker

    • University of Leeds

  • Jacob Wisser

  • Michael Schneider

  • Matthew Pufall

  • Hans Nembach

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• First-Principles Study of Co₃PdN: Magnetic Antiperovskite for Spintronics

  Oral-In-person

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

  Presenters

  • Sharad Mahatara

    • National Renewable Energy Laboratory

  Authors

  • Sharad Mahatara

    • National Renewable Energy Laboratory

  • Sita Dugu

  • Sage Bauers

    • National Renewable Energy Laboratory

  • Stephan Lany

    • National Renewable Energy Laboratory (NREL)

  View abstract →