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Chiral Spin Textures: Simulations and Theory I

FOCUS · MAR-F53 · ID: 3094164

Presentations

  • Theory and origins of topological spin textures and chirality in centrosymmetric cubic perovskite SrFeO3 from first principles.

    ORAL

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    Presenters

    • Temuujin Bayaraa

      Lawrence Berkeley National Laboratory

    Authors

    • Temuujin Bayaraa

      Lawrence Berkeley National Laboratory

    • Sinead M Griffin

      Lawrence Berkeley National Laboratory, Materials Sciences Division and Molecular Foundry, LBNL, Materials Sciences Division and Molecular Foundry, Berkeley Lab, Lawrence Berkeley National Lab

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  • Non-coplanar spin structure in Co<sub>1/3</sub>TaS<sub>2</sub> induced by the biquadratic spin interaction

    ORAL

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    Publication: [1] H. Takagi, R. Takagi, S. Minami, et al., Nat. Phys. 19, 961–968 (2023).<br>[2] P. Park, W. Cho, C. Kim, et al., Nat. Commun. B 14, 8346 (2023).<br>[3] P. Park, W. Cho, C. Kim, et al., Phys. Rev. B 109, L060403 (2024).<br>[4] L. Szunyogh, L. Udvardi, et al., Phys. Rev. B 83, 024401 (2011).<br>[5] T. Hatanaka, T. Nomoto, R. Arita, arXiv:2405.04369 (2024).

    Presenters

    • Tatsuto Hatanaka

      Univ. of Tokyo, RIKEN CEMS

    Authors

    • Tatsuto Hatanaka

      Univ. of Tokyo, RIKEN CEMS

    • Takuya Nomoto

      Univ of Tokyo, Tokyo Metropolitan University, Tokyo Metropolitan Univ.

    • Ryotaro Arita

      Univ of Tokyo, Univ. of Tokyo, RIKEN CEMS

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  • Effect of collective spin excitations on electronic transport in topological spin textures

    ORAL

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    Publication: [1] H. Takagi, et al. Nat. Phys.19, 961–968 (2023). <br>[2] Y. Akagi, et al. J. Phys. Soc. Jpn. 79, 083711 (2010) <br>[3] J. Iguchi et al., Phys. Rev. B 109, 064407 (2024) <br>[4] K. Hattori et al., Phys Rev. B 110, 014425 (2024)

    Presenters

    • Kohei Hattori

      Univ of Tokyo

    Authors

    • Kohei Hattori

      Univ of Tokyo

    • Hikaru Watanabe

      Univ of Tokyo, Research Center for Advanced Science and Technology, University of Tokyo, 4-6-1 Meguro-ku, Tokyo, 153-8904, Japan, The University of Tokyo

    • Junta Iguchi

      Univ of Tokyo

    • Takuya Nomoto

      Univ of Tokyo, Tokyo Metropolitan University, Tokyo Metropolitan Univ.

    • Ryotaro Arita

      Univ of Tokyo

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  • Towards the Design of Centrosymmetric Skymion Materials

    ORAL

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    Presenters

    • Chi Ian Jess Ip

      Massachusetts Institute of Technology

    Authors

    • Chi Ian Jess Ip

      Massachusetts Institute of Technology

    • Joshua P Wakefield

      Massachusetts Institute of Technology

    • Paul M Neves

      Massachusetts Institute of Technology

    • Alex Hiro Mayo

      Massachusetts Institute of Technology

    • Alan Chen

      Massachusetts Institute of Technology

    • Roei Dery

      Massachusetts Institute of Technology

    • Joseph G Checkelsky

      Massachusetts Institute of Technology

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  • Skyrmions and spin moiré superlattices in triangular-lattice magnets

    ORAL · Invited

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    Publication: [1] T. Kurumaji, T. Nakajima, M. Hirschberger, A. Kikkawa, Y. Yamasaki, H. Sagayama, H. Nakao, Y. Taguchi, T.-h. Arima, and Y. Tokura, Skyrmion lattice with a giant topological Hall effect in a frustrated triangular-lattice magnet, Science 365, 914 (2019).<br>[2] T. Kurumaji, N. Paul, S. Fang, P. M. Neves, M. Kang, J. S. White, T. Nakajima, D. Graf, L. Ye, M. K. Chan, T. Suzuki, J. Denlinger, C. Jozwiak, A. Bostwick, E. Rotenberg, Y. Zhao, J. W. Lynn, E. Kaxiras, Riccardo Comin, L. Fu, and J. G. Checkelsky, Electronic commensuration of a spin moiré superlattice in a layered magnetic semimetal, accepted at Science Advances.<br>[3] T. Kurumaji, S. Fang, L. Ye, S. Kitou, and J. G. Checkelsky, Metamagnetic multiband Hall effect in Ising antiferromagnetic ErGa2, PNAS 121, e2318411121 (2024).<br>[4] T. Kurumaji, M. Gen, S. Kitou, H. Sagayama, H. Nakao, and T.-h. Arima, Canted antiferromagnetism in a spin-orbit coupled Seff = 3/2 triangular-lattice magnet DyAuGe, arXiv:2401.16622 (2024).

    Presenters

    • Takashi Kurumaji

      California Institute of Technology

    Authors

    • Takashi Kurumaji

      California Institute of Technology

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  • Domain Wall Networks as Skyrmion Crystals in Chiral Magnets

    ORAL

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    Publication: arXiv:2407.04007

    Presenters

    • Seungho Lee

      Korea Advanced Institute of Science and Technology, KAIST

    Authors

    • Seungho Lee

      Korea Advanced Institute of Science and Technology, KAIST

    • Toshiaki Fujimori

      Dokkyo Medical University

    • Muneto Nitta

      Keio University

    • Se Kwon Kim

      KAIST, Korea Advanced Institute of Science and Technology

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  • Electric field tunable band topology and topological Hall conductivity in skyrmion crystals

    ORAL

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    Publication: Arijit Mandal, Sashi Satpathy, B.R.K. Nanda, Tuning the band topology and topological Hall effect in skyrmion crystals via the spin-orbit coupling (Unpublished)

    Presenters

    • ARIJIT MANDAL

      IIT MADRAS

    Authors

    • ARIJIT MANDAL

      IIT MADRAS

    • Sashi Sekhar Satpathy

      University of Missouri

    • Birabar Ranjit Kumar Nanda

      Indian Institute of Technology, Madras

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  • Oral: Ferromagnetic chiral hybrid organic-inorganic perovskites

    ORAL

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    Publication: [1] H. Zheng, A. Ghosh, M. J. Swamynadhan, Q. Zhang, W. P. D. Wong, Z. Wu, R. Zhang, J. Chen, F. Cimpoesu, S. Ghosh, B. J. Campbell, K. Wang, A. Stroppa, R. Mahendiran and K. Ping Loh Nat Commun 15, 5556 (2024)<br>[2] C. Coccia, M. Moroni, A. Treglia, M. Boiocchi, Y. Yang, C. Milanese, M. Morana, D. Capsoni, A. Porta, A. Petrozza, A. Stroppa, L. Malavasi Am. Chem. Soc. 2024, 146, 35, 24377–24388<br><br>

    Presenters

    • Nabi Muskan

      CNR-Institute for Superconductors, Innovative Materials and Devices

    Authors

    • Nabi Muskan

      CNR-Institute for Superconductors, Innovative Materials and Devices

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