[HTML][HTML] Topological spin crystals by itinerant frustration
Spin textures with nontrivial topology, such as vortices and skyrmions, have attracted
attention as a source of unconventional magnetic, transport, and optical phenomena …
attention as a source of unconventional magnetic, transport, and optical phenomena …
Topological aspects of antiferromagnets
The long fascination that antiferromagnetic materials has exerted on the scientific community
over about a century has been entirely renewed recently with the discovery of several …
over about a century has been entirely renewed recently with the discovery of several …
Fractional antiferromagnetic skyrmion lattice induced by anisotropic couplings
Magnetic skyrmions are topological solitons with a nanoscale winding spin texture that hold
promise for spintronics applications,,–. Skyrmions have so far been observed in a variety of …
promise for spintronics applications,,–. Skyrmions have so far been observed in a variety of …
Spontaneous topological Hall effect induced by non-coplanar antiferromagnetic order in intercalated van der Waals materials
In ferromagnets, an electric current generally induces a transverse Hall voltage in proportion
to the internal magnetization. This effect is frequently used for the electrical readout of the …
to the internal magnetization. This effect is frequently used for the electrical readout of the …
Square skyrmion crystal in centrosymmetric itinerant magnets
We theoretically investigate the origin of the square-type skyrmion crystal in centrosymmetric
itinerant magnets, motivated by the recent experimental findings in GdRu 2 Si 2 [ND Khanh …
itinerant magnets, motivated by the recent experimental findings in GdRu 2 Si 2 [ND Khanh …
[HTML][HTML] Imaging the coupling between itinerant electrons and localised moments in the centrosymmetric skyrmion magnet GdRu2Si2
Magnetic skyrmions were thought to be stabilised only in inversion-symmetry breaking
structures, but skyrmion lattices were recently discovered in inversion symmetric Gd-based …
structures, but skyrmion lattices were recently discovered in inversion symmetric Gd-based …
Zero-field skyrmions with a high topological number in itinerant magnets
Magnetic Skyrmions are swirling spin textures with topologically protected noncoplanarity.
Recently, Skyrmions with the topological number of unity have been extensively studied in …
Recently, Skyrmions with the topological number of unity have been extensively studied in …
Effective bilinear-biquadratic model for noncoplanar ordering in itinerant magnets
Noncollinear and noncoplanar magnetic textures including Skyrmions and vortices act as
emergent electromagnetic fields and give rise to novel electronic and transport properties …
emergent electromagnetic fields and give rise to novel electronic and transport properties …
Complex charge density waves at Van Hove singularity on hexagonal lattices: Haldane-model phase diagram and potential realization in the kagome metals AV 3 Sb …
YP Lin, RM Nandkishore - Physical Review B, 2021 - APS
We investigate how the real and imaginary charge density waves interplay at the Van Hove
singularity on the hexagonal lattices. A phenomenological analysis indicates the formation …
singularity on the hexagonal lattices. A phenomenological analysis indicates the formation …
Bubble and skyrmion crystals in frustrated magnets with easy-axis anisotropy
We clarify the conditions for the emergence of multiple-Q structures out of lattice and easy-
axis spin anisotropy in frustrated magnets. By considering magnets whose exchange …
axis spin anisotropy in frustrated magnets. By considering magnets whose exchange …