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Related papers: Meron, skyrmion, and vortex crystals in centrosymm…

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Spin textures with nontrivial topology, such as vortices and skyrmions, have attracted attention as a source of unconventional magnetic, transport, and optical phenomena. Recently, a new generation of topological spin textures has been…

Strongly Correlated Electrons · Physics 2021-11-08 Satoru Hayami , Yukitoshi Motome

Topological swirling spin textures, such as skyrmions and merons, have recently attracted much attention as a unique building block for high-density magnetic information devices. The controlled transformation among different types of such…

Materials Science · Physics 2024-04-05 H. Yoshimochi , R. Takagi , J. Ju , N. D. Khanh , H. Saito , H. Sagayama , H. Nakao , S. Itoh , Y. Tokura , T. Arima , S. Hayami , T. Nakajima , S. Seki

Topological spin textures in frustrated intermetallics hold great promise for spintronics applications. However, understanding their origin and properties remains a significant challenge due to competing and often long-range interactions…

Magnetic skyrmion is a topologically stable particle-like swirling spin texture potentially suitable for high-density information bit, which was first observed in noncentrosymmetric magnets with Dzyaloshinskii-Moriya interaction. Recently,…

Materials Science · Physics 2022-02-01 N. D. Khanh , T. Nakajima , S. Hayami , S. Gao , Y. Yamasaki , H. Sagayama , H. Nakao , R. Takagi , Y. Motome , Y. Tokura , T. Arima , S. Seki

Topologically stable structures include vortices in a wide variety of matter, such as skyrmions in ferro- and antiferromagnets, and hedgehog point defects in liquid crystals and ferromagnets. These are characterized by integer-valued…

Merons are nontrivial topological spin textures highly relevant for many phenomena in solid state physics. Despite their importance, direct observation of such vortex quasiparticles is scarce and has been limited to a few complex materials.…

Mesoscale and Nanoscale Physics · Physics 2021-01-28 Mathias Augustin , Sarah Jenkins , Richard F. L. Evans , Kostya S. Novoselov , Elton J. G. Santos

Topological spin textures, such as a skyrmion crystal, are a source of unusual physical phenomena owing to the interplay between magnetism and topology. Since physical phenomena depend on the topological property and the symmetry of…

Strongly Correlated Electrons · Physics 2023-02-01 Ryota Yambe , Satoru Hayami

Magnetic vortices and skyrmions represent two fundamental classes of topological spin textures in ferromagnetic systems, distinguished by their unique stabilization mechanisms and degrees of freedom. Vortices, characterized by circular…

Computational Physics · Physics 2025-03-21 Haobing Zhang , Xintao Fan , Weiwei Wang

Magnetic skyrmion crystals are traditionally associated with non-centrosymmetric crystal structures; however, it has been demonstrated that skyrmion crystals can be stabilized by competing interactions in centrosymmetric crystals. To…

Spin textures with nontrivial topology hold great promise in future spintronics applications since they are robust against local deformations. The meron, as one of such spin textures, is widely believed to appear in pairs due to its…

Other Condensed Matter · Physics 2025-02-20 Ken Chen , Qiang Luo , Zongsheng Zhou , Saisai He , Bin Xi , Chenglong Jia , Hong-Gang Luo , Jize Zhao

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 crystals, in both centrosymmetric and noncentrosymmetric hosts.…

Strongly Correlated Electrons · Physics 2022-11-15 Kaito Kobayashi , Satoru Hayami

Chiral condensed matter systems, such as liquid crystals and magnets, exhibit a host of spatially localized topological structures that emerge from the medium's tendency to twist and its competition with confinement and field coupling…

Soft Condensed Matter · Physics 2020-05-07 Jung-Shen B. Tai , Ivan I. Smalyukh

Topological spin textures such as skyrmions hold high potential for use as magnetically active elements in diverse near-future applications. While skyrmions in metallic multilayers attract great attention in this context, unleashing the…

We investigate the instability toward a skyrmion crystal under an in-plane magnetic field in centrosymmetric tetragonal magnets. By performing the simulated annealing for a spin model on the square lattice, we find that the interplay among…

Strongly Correlated Electrons · Physics 2024-12-06 Satoru Hayami

Recent Lorentz transmission electron microscopy experiments have revealed a variety of noncollinear spin textures including topological magnetisms such as skyrmions, biskyrmions and multiple skyrmions in thin-plate magnetic samples of e.g.,…

Strongly Correlated Electrons · Physics 2023-07-26 Tatsuki Muto , Masahito Mochizuki

Chiral magnets are an emerging class of topological matter harbouring localized and topologically protected vortex-like magnetic textures called skyrmions, which are currently under intense scrutiny as a new entity for information storage…

Magnetic skyrmions are vortex-like topological spin textures often observed to form a triangular-lattice skyrmion crystal in structurally chiral magnets with Dzyaloshinskii-Moriya interaction. Recently $\beta$-Mn structure-type Co-Zn-Mn…

Strongly Correlated Electrons · Physics 2021-03-03 K. Karube , J. S. White , D. Morikawa , C. D. Dewhurst , R. Cubitt , A. Kikkawa , X. Z. Yu , Y. Tokunaga , T. Arima , H. M. Rønnow , Y. Tokura , Y. Taguchi

Spin current offers a promising route toward energy-efficient and high-speed information processing. Developing efficient methods for their generation remains a central challenge in spintronics. Here, we investigate spin current generation…

Strongly Correlated Electrons · Physics 2026-02-06 Aoi Kajihara , Shun Okumura , Yukitoshi Motome

The investigation of twist engineering in easy-axis magnetic systems has revealed the remarkable potential for generating topological spin textures, such as magnetic skyrmions. Here, by implementing twist engineering in easy-plane magnets,…

Mesoscale and Nanoscale Physics · Physics 2024-03-20 Kyoung-Min Kim , Gyungchoon Go , Moon Jip Park , Se Kwon Kim

Symmetry breaking together with strong spin-orbit interaction give rise to many exciting phenomena within condensed matter physics. A recent example is the existence of chiral spin textures, which are observed in magnetic systems lacking…

Mesoscale and Nanoscale Physics · Physics 2017-09-26 Wanjun Jiang , Gong Chen , Kai Liu , Jiadong Zang , Suzanne G. E. te Velthuis , Axel Hoffmann
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