Magnetic skyrmion materials

Y Tokura, N Kanazawa - Chemical Reviews, 2020 - ACS Publications
Skyrmion, a concept originally proposed in particle physics half a century ago, can now find
the most fertile field for its applicability, that is, the magnetic skyrmion realized in …

Emergent functions of quantum materials

Y Tokura, M Kawasaki, N Nagaosa - Nature Physics, 2017 - nature.com
Materials can harbour quantum many-body systems, most typically in the form of strongly
correlated electrons in solids, that lead to novel and remarkable functions thanks to …

Topological spin crystals by itinerant frustration

S Hayami, Y Motome - Journal of Physics: Condensed Matter, 2021 - iopscience.iop.org
Spin textures with nontrivial topology, such as vortices and skyrmions, have attracted
attention as a source of unconventional magnetic, transport, and optical phenomena …

Noncentrosymmetric magnets hosting magnetic skyrmions

N Kanazawa, S Seki, Y Tokura - Advanced Materials, 2017 - Wiley Online Library
The concept of a skyrmion, which was first introduced by Tony Skyrme in the field of particle
physics, has become widespread in condensed matter physics to describe various …

Observation of two independent skyrmion phases in a chiral magnetic material

A Chacon, L Heinen, M Halder, A Bauer, W Simeth… - Nature physics, 2018 - nature.com
Magnetic materials can host skyrmions, which are topologically non-trivial spin textures. In
chiral magnets with cubic lattice symmetry, all previously observed skyrmion phases require …

Anomalous Hall resistivity and possible topological Hall effect in the antiferromagnet

T Shang, Y Xu, DJ Gawryluk, JZ Ma, T Shiroka, M Shi… - Physical Review B, 2021 - APS
We report the observation of anomalous Hall resistivity in single crystals of EuAl 4, a
centrosymmetric tetragonal compound, which exhibits coexisting antiferromagnetic (AFM) …

Topological transitions among skyrmion-and hedgehog-lattice states in cubic chiral magnets

Y Fujishiro, N Kanazawa, T Nakajima, XZ Yu… - Nature …, 2019 - nature.com
Manipulating topological spin textures is a key for exploring unprecedented emergent
electromagnetic phenomena. Whereas switching control of magnetic skyrmions, eg, the …

Direct visualization of the three-dimensional shape of skyrmion strings in a noncentrosymmetric magnet

S Seki, M Suzuki, M Ishibashi, R Takagi, ND Khanh… - Nature materials, 2022 - nature.com
Magnetic skyrmions are topologically stable swirling spin textures that appear as particle-
like objects in two-dimensional (2D) systems. Here, utilizing scalar magnetic X-ray …

Three-dimensional topological magnetic monopoles and their interactions in a ferromagnetic meta-lattice

A Rana, CT Liao, E Iacocca, J Zou, M Pham… - Nature …, 2023 - nature.com
Topological magnetic monopoles (TMMs), also known as hedgehogs or Bloch points, are
three-dimensional (3D) non-local spin textures that are robust to thermal and quantum …

Magnetic skyrmions: Basic properties and potential applications

S Li, X Wang, T Rasing - Interdisciplinary Materials, 2023 - Wiley Online Library
Magnetic skyrmions are particle‐like topological magnetic textures that are potential
information carriers in future spintronics. An enormous body of research confirms their …