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Related papers: Higher-dimensional magnetic Skyrmions

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Three-dimensional (3D) topological spin textures emerge as promising quasi-particles for encoding information in future spintronic devices. The third dimension provides more malleability regarding their magnetic properties as well as more…

Mesoscale and Nanoscale Physics · Physics 2022-11-30 Matthieu Grelier , Florian Godel , Aymeric Vecchiola , Sophie Collin , Karim Bouzehouane , Albert Fert , Vincent Cros , Nicolas Reyren

Recent developments have led to an explosion of activity on skyrmions in three-dimensional (3D) chiral magnets. Experiments have directly probed these topological spin textures, revealed their nontrivial properties, and led to suggestions…

Strongly Correlated Electrons · Physics 2014-09-11 Sumilan Banerjee , James Rowland , Onur Erten , Mohit Randeria

We construct discrete analogs of Skyrmions in nonlinear dynamical lattices. The Skyrmion is built as a vortex soliton of a complex field, coupled to a dark radial soliton of a real field. Adjusting the Skyrmion ansatz to the lattice setting…

Other Condensed Matter · Physics 2012-05-11 P. G. Kevrekidis , R. Carretero-Gonzalez , D. J. Frantzeskakis , B. A. Malomed , F. K. Diakonos

Magnetic skyrmions are small swirling topological defects in the magnetization texture stabilized by the protection due to their topology. In most cases they are induced by chiral interactions between atomic spins existing in…

Materials Science · Physics 2017-12-21 Albert Fert , Nicolas Reyren , Vincent Cros

Magnetic skyrmions are topologically protected chiral spin textures which present opportunities for next-generation magnetic data storage and logic information technologies. The topology of these structures originates in the geometric…

Topological solitons have been studied for decades in classical field theories, and have started recently to impact condensed matter physics. Among those solitons, magnetic skyrmions are two-dimensional particle-like objects with a…

To commercialize stable, highly-integrated, and low-power-consuming magnetic memories of skyrmions, stable control of their motion is crucial. Manipulating the inter-skyrmion interactions is key to achieving this goal. We find that…

Mesoscale and Nanoscale Physics · Physics 2023-11-30 Mai Kameda , Koji Kobayashi , Yuki Kawaguchi

Topologically protected swirl of the magnetic texture known as the Skyrmion has become ubiqui- tous in both metallic and insulating chiral magnets. Meanwhile the existence of its three-dimensional analogue, known as the magnetic monopole,…

Strongly Correlated Electrons · Physics 2016-08-24 Seong-Gyu Yang , Ye-Hua Liu , Jung Hoon Han

We show that competition between local interactions in monoaxial chiral magnets provides the stability of two-dimensional (2D) solitons with identical energies but opposite topological charges. These skyrmions and antiskyrmions represent…

Mesoscale and Nanoscale Physics · Physics 2023-08-21 Vladyslav M. Kuchkin , Nikolai S. Kiselev

We develop a theory of the magnetic field-induced formation of Skyrmion crystal state in chiral magnets in two spatial dimensions, motivated by the recent discovery of the Skyrmionic phase of magnetization in thin film of…

Other Condensed Matter · Physics 2011-02-28 Jung Hoon Han , Jiadong Zang , Zhihua Yang , Jin-Hong Park , Naoto Nagaosa

The O(3) Skyrme system in two space dimensions admits topological soliton solutions. This paper studies the transition between the high-density crystalline phase of such solitons and the low-density phase where there are multi-Skyrmions…

High Energy Physics - Theory · Physics 2009-11-10 R. S. Ward

Skyrmions are chiral swirling magnetization structures with nanoscale size. These structures have attracted considerable attention due to their topological stability and promising applicability in nanodevices, since they can be displaced…

Mesoscale and Nanoscale Physics · Physics 2021-02-19 Swapneel Amit Pathak , Riccardo Hertel

We study inter-skyrmion interactions and stable spin configurations in a 2D chiral magnet with in-plane anisotropies of a tilted magnetic field and the magneto-crystalline anisotropy on a (011) thin film. We find that in both cases a small…

Mesoscale and Nanoscale Physics · Physics 2021-12-15 Mai Kameda , Rio Koyama , Takuro Nakajima , Yuki Kawaguchi

A model of an inversion-symmetric frustrated spin system is introduced which hosts three-dimensional extensions of magnetic Skyrmions. In the continuum approximation this model reduces to a non-linear sigma model on a squashed sphere which…

Strongly Correlated Electrons · Physics 2022-10-12 Carlos Naya , Daniel Schubring , Mikhail Shifman , Zhentao Wang

In bulk non-centrosymmetric magnets the chiral Dzyaloshinskii-Moriya exchange stabilizes tubular skyrmions with a reversed magnetization in their centers. While the double-twist is favorable in the center of a skyrmion, it gives rise to an…

Mesoscale and Nanoscale Physics · Physics 2016-08-11 A. O. Leonov , U. K. Rößler , M. Mostovoy

We report the discovery of attractive magnetic skyrmions and their clusters in non-centrosymmetric ferromagnets. These three-dimensional solitons have been predicted to exist in the cone phase of chiral ferromagnets (J. Phys: Condens.…

Mesoscale and Nanoscale Physics · Physics 2018-04-18 J. C. Loudon , A. O. Leonov , A. N. Bogdanov , M. Ciomaga Hatnean , G. Balakrishnan

Magnetic skyrmions are particle-like topological excitations that recently generated much interest as candidates for future spintronic devices based on skyrmion small size, enhanced topological stability, and/or mutual interaction. Here we…

Mesoscale and Nanoscale Physics · Physics 2019-08-28 Thomas T. J. Mutter , Andrey O. Leonov , Katsuya Inoue

Skyrmions are spiral structures observed in thin films of certain magnetic materials (10.1126/science.1120639). Of the phases allowed by the crystalline symmetries of these materials(10.1103/PhysRevB.80.054416) only the hexagonally packed…

Statistical Mechanics · Physics 2015-06-11 Matthew Ambrose , Robert Stamps

Skyrmions are particle-like topological excitations, studied in various condensed matter systems and models of high-energy physics (HEP). They occur as stable spin textures in certain planar magnetic materials and as configurations in…

It is known that including vector mesons stabilizes the size of a Skyrmion without the need for a Skyrme term. This paper provides the first results for static multi-Skyrmions in such a theory. The rational map ansatz is used to investigate…

High Energy Physics - Theory · Physics 2009-11-06 Paul Sutcliffe