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 …
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 …
Anisotropic anomalous Hall effect in triangular itinerant ferromagnet
Magnetic frustrated materials are of great interest for their novel spin-dependent transport
properties. We report an anisotropic anomalous Hall effect in the triangular itinerant …
properties. We report an anisotropic anomalous Hall effect in the triangular itinerant …
Spontaneous skyrmionic lattice from anisotropic symmetric exchange in a Ni-halide monolayer
Topological spin structures, such as magnetic skyrmions, hold great promises for data
storage applications, thanks to their inherent stability. In most cases, skyrmions are …
storage applications, thanks to their inherent stability. In most cases, skyrmions are …
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 …
Frustration and chiral orderings in correlated electron systems
The term frustration refers to lattice systems whose ground state cannot simultaneously
satisfy all the interactions. Frustration is an important property of correlated electron systems …
satisfy all the interactions. Frustration is an important property of correlated electron systems …
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 …