Transition between distinct hybrid skyrmion textures through their hexagonal-to-square crystal transformation in a polar magnet
Magnetic skyrmions, topological vortex-like spin textures, garner significant interest due to
their unique properties and potential applications in nanotechnology. While they typically …
their unique properties and potential applications in nanotechnology. While they typically …
High-density, spontaneous magnetic biskyrmions induced by negative thermal expansion in ferrimagnets
Magnetic skyrmions are topologically protected quasiparticles that are promising for
applications in spintronics. However, the low stability of most magnetic skyrmions leads to …
applications in spintronics. However, the low stability of most magnetic skyrmions leads to …
Magnetic Interactions of the Centrosymmetric Skyrmion Material
The experimental realization of magnetic skyrmion crystals in centrosymmetric materials has
been driven by theoretical understanding of how a delicate balance of anisotropy and …
been driven by theoretical understanding of how a delicate balance of anisotropy and …
Double- ground state with topological charge stripes in the centrosymmetric skyrmion candidate
GdRu 2 Si 2 is a centrosymmetric magnet in which a skyrmion lattice has recently been
discovered. Here, we investigate the magnetic structure of the zero-field ground state using …
discovered. Here, we investigate the magnetic structure of the zero-field ground state using …
Stability of hopfions in bulk magnets with competing exchange interactions
Magnetic hopfions are string-like three-dimensional topological solitons, characterised by
the Hopf number. They serve as a fundamental prototype for three-dimensional magnetic …
the Hopf number. They serve as a fundamental prototype for three-dimensional magnetic …
Skyrmion and vortex crystals in the Hubbard model
K Kobayashi, S Hayami - Physical Review B, 2022 - APS
A mutual interplay between the charge and spin degrees of freedom in itinerant magnets
leads to a plethora of topological spin textures, such as magnetic skyrmion and vortex …
leads to a plethora of topological spin textures, such as magnetic skyrmion and vortex …
Chern insulating state with double- ordering wave vectors at the Brillouin zone boundary
S Hayami - Physical Review B, 2023 - APS
Magnetic multiple-Q states consisting of multiple spin density waves are a source of
unconventional topological spin textures, such as skyrmion and hedgehog. We theoretically …
unconventional topological spin textures, such as skyrmion and hedgehog. We theoretically …
Quantum oscillations in the centrosymmetric skyrmion-hosting magnet
We have performed magnetic torque and resistivity measurements on the centrosymmetric
skyrmion host GdRu 2 Si 2, in which the dominant magnetic interaction leading to skyrmion …
skyrmion host GdRu 2 Si 2, in which the dominant magnetic interaction leading to skyrmion …
Widely-sweeping magnetic field–temperature phase diagrams for skyrmion-hosting centrosymmetric tetragonal magnets
We numerically investigate the stabilization mechanisms of skyrmion crystals under thermal
fluctuations and external magnetic field in itinerant centrosymmetric tetragonal magnets. By …
fluctuations and external magnetic field in itinerant centrosymmetric tetragonal magnets. By …
Ab initio exploration of short-pitch skyrmion materials: Role of orbital frustration
In recent years, the skyrmion lattice phase with a short lattice constant has attracted attention
due to its high skyrmion density, making it a promising option for achieving high-density …
due to its high skyrmion density, making it a promising option for achieving high-density …