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title Publications
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description Journal articles and conference presentations by Won-Young Choi on spintronics, spin-orbit torques, spin transport, and magnetic materials.

Publications Google Scholar ↗

Journal Articles {#journal-articles}

† co-first author, * corresponding author

  1. S. Jena, R. Urkude, W.-Y. Choi, M.-H. Jung, K. Amemiya, B. Ghosh, V. R. Singh*. Giant strain-induced magnetic anisotropy in the skyrmionic-textured MnSi thin films via polarization-dependent X-ray magnetic circular dichroism and X-ray near-edge spectroscopy. Physical Chemistry Chemical Physics 28, 34, 20610–20623 (2026). DOI
  2. J.-B. Choi, H. Seong, W.-Y. Choi, S.-J. Noh, J.-S. Lee, H.-S. Lee, Y.-C. Kim, O.-J. Lee, B.-C. Min, J.-H. Kwon*, D.-S. Han*. Spin Hall Magnetic Sensors with Dynamic Offset Calibration and Structurally Tunable Sensitivity. IEEE Sensors Journal 25, 21, 39605–39611 (2025). DOI
  3. W.-Y. Choi†, J.-H. Ha†, M.-S. Jung, S. B. Kim, H.-C. Koo, O. Lee, B.-C. Min, H. Jang, A. Shahee, J.-W. Kim, M. Kläui, J.-I. Hong*, K.-W. Kim*, D.-S. Han*. Magnetization switching driven by magnonic spin dissipation. Nature Communications 16, 5859 (2025). DOI
  4. S. Yu, J. Park, Y. Jo, W. Kim, H. Kim, W.-Y. Choi, M. Kim, D.-S. Han, M.-H. Jung, K. Rhie, K. Lee*. The control of magnetization reversal by tuning the interlayer exchange interaction in magnetic multilayers. Journal of the Korean Physical Society 86, 62–67 (2024). DOI
  5. H. Seong, W.-Y. Choi, J. Choi, D.-H. Kim, T.-E. Park, B.-C. Min, H.-J. Choi, D.-S. Han*. Magnetic properties of GdFeCo thin films tailored by sputtering conditions. Current Applied Physics 68, 131–137 (2024). DOI
  6. S. Jena, R. Urkude, W.-Y. Choi, K. K. Pandey, S. Karwai, M. H. Jung, J. Gardner, B. Ghosh, V. R. Singh*. Electronic Structures of Skyrmionic Polycrystalline MnSi Thin Film Studied by Resonance Photoemission and X-ray Near Edge Spectroscopy. Journal of Applied Physics 135, 165301 (2024). DOI
  7. S. Jena*, R. Dawn, W.-Y. Choi, Y. Singh, A. Chosh, S. K. Sahoo, M. H. Jung, J. Gardner, V. K. Verma, K. Amemiya, V. R. Singh*. Texture, Electronics and Magnetic States of Mn Atoms in Polycrystalline MnSi Thin Films Facing ac-Sapphire Substrate Studied by Soft X-ray Magnetic Circular Dichroism. Thin Solid Films 786, 140097 (2023). DOI
  8. F. Kammerbauer, W.-Y. Choi, F. Freimuth, K. Lee, F. Robert, D.-S. Han, H. J. M. Swagten, Y. Mokrousov, M. Kläui*. Controlling the Interlayer Dzyaloshinskii–Moriya Interaction by Electrical Currents. Nano Letters 23, 15, 7070–7075 (2023). DOI · arXiv
  9. S. Jena, W.-Y. Choi, J. Gardner, M. H. Jung, S. K. Srivastava, V. K. Verma, K. Amemiya, V. R. Singh*. Evolution of bulk magnetic structure in MnSi thin film: a soft x-ray magnetic circular dichroism study. Physica Scripta 98, 075927 (2023). DOI
  10. W.-Y. Choi, W. Yoo, M.-H. Jung*. Emergence of the topological Hall effect in a tetragonal compensated ferrimagnet Mn₂.₃Pd₀.₇Ga. NPG Asia Materials 13, 79 (2021). DOI
  11. W.-Y. Choi†, J. H. Jeon†, H. W. Bang, W. Yoo, S. K. Jerng, S. H. Chun*, S. Lee*, M.-H. Jung*. Proximity-Induced Magnetism Enhancement Emerged in Chiral Magnet MnSi / Topological Insulator Bi₂Se₃ Bilayer. Advanced Quantum Technologies 4, 2000124 (2021). DOI
  12. W.-Y. Choi, H. W. Bang, S. H. Chun, S. Lee*, M.-H. Jung*. Skyrmion Phase in MnSi Thin Films Grown on Sapphire by a Conventional Sputtering. Nanoscale Research Letters 16, 7 (2021). DOI

Presentations {#presentations}

  1. W.-Y. Choi, et al. Self-generated Spin-orbit Torques Driven by Magnonic Spin Dissipation in Antiferromagnet/Ferromagnet Bilayer. 2025 70th MMM Annual Conference — Invited Talk.
  2. W.-Y. Choi, et al. Magnonic Spin Dissipation Driven Anisotropic Spin Torque in Easy-Axis Antiferromagnet/Ferromagnet Bilayer. 2025 KMS Summer Conference — poster.
  3. W.-Y. Choi, et al. Spin-orbit torque by magnon dissipation. 2023 MML Conference — poster.
  4. W.-Y. Choi, et al. Spin Hall magnetoresistance and unidirectional magnetoresistance in ferromagnet metal/antiferromagnet insulator bilayers. 2023 KMS Summer Conference — poster.
  5. W.-Y. Choi, et al. Spin-orbit torque by magnon dissipation. 2022 KMS Winter Conference — poster.
  6. W.-Y. Choi, et al. Topological Hall effect in a mixed phase of Mn₃Ga thin film. 2022 KMS Summer Conference — poster.
  7. W.-Y. Choi, W. Yoo, M. H. Jung. Observation of unconventional anomalous Hall effect at compensated Mn₂.₃Pd₀.₇Ga thin film. 2020 KPS Fall Meeting — oral.
  8. W.-Y. Choi, et al. Compensated ferrimagnetism of Mn₂₊δ₋ₓPdₓGa thin film. 2019 KPS Fall Meeting — poster.