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Skyrmions are emerging topological spin structures that are potentially revolutionary for future data storage and spintronics applications. The existence and stability of skyrmions in magnetic materials is usually associated to the presence…

Mesoscale and Nanoscale Physics · Physics 2018-03-14 R. L. Novak , F. Garcia , E. R. P. Novais , J. P. Sinnecker , A. P. Guimarães

Magnetic skyrmions are chiral spin structures with a whirling configuration. Their topological properties, nanometer size and the fact that they can be moved by small current densities have opened a new paradigm for the manipulation of…

Magnetic skyrmions in chiral-lattice ferromagnets are currently attracting enormous research interest because of their potential applications in spintronic devices. However, they emerge in bulk specimens only in a narrow window of…

Mesoscale and Nanoscale Physics · Physics 2020-03-17 Kohei Tanaka , Ryosuke Sugawara , Masahito Mochizuki

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 present interesting physics due to their topological nature and hold significant promise for future information technologies. A key barrier to realizing skyrmion devices has been stabilizing these spin structures under…

Magnetic skyrmions are topological objects, which have recently been observed in thin films at room temperature. Sub 100-nm sizes and spin polarised current manipulation make them candidates for high density information storage and…

Mesoscale and Nanoscale Physics · Physics 2021-07-05 Laurent Ranno , Maria Alfonso Moro

Ever increasing demand of skyrmion manipulation in nanodevices has brought up interesting research to 8 understand the stabilization of these topologically protected chiral structures. To understand the actual shape 9 and size of skyrmion…

Mesoscale and Nanoscale Physics · Physics 2020-03-30 Gajanan Pradhan , Subhankar Bedanta

The successful realization of skyrmion-based spintronic devices depends on the easy manipulation of underlying magnetic interactions in the skyrmion-hosting materials. Although the mechanism of skyrmion formation in non-centrosymmetric…

Materials Science · Physics 2022-07-28 Dola Chakrabartty , Sk Jamaluddin , Subhendu K. Manna , Ajaya K. Nayak

Magnetic skyrmions have attracted considerable attention recently for their huge potential in spintronic applications. Generally skyrmions are big compared to the atomic lattice constant, which allows for the Ginzburg-Landau type…

Mesoscale and Nanoscale Physics · Physics 2016-03-02 Shi-Zeng Lin , Satoru Hayami

We demonstrate a novel approach to control and stabilize magnetic skyrmions in ultrathin multilayer nanostructures through spatially engineered magnetostatic fields generated by ferromagnetic nanorings. Using analytical modeling and…

Mesoscale and Nanoscale Physics · Physics 2025-05-09 Mateusz Zelent , Maciej Krawczyk , Konstantin Y. Guslienko

Magnetic skyrmions are topological solitons with a nanoscale winding spin texture that hold promise for spintronics applications. Until now, skyrmions have been observed in a variety of magnets that exhibit nearly parallel alignment for the…

Magnetic skyrmions are nano-sized topologically protected spin textures with particle-like properties. They can form lattices perpendicular to the magnetic field and the orientation of these skyrmion lattices with respect to the…

Strongly Correlated Electrons · Physics 2017-11-22 L. J. Bannenberg , F. Qian , R. M. Dalgliesh , N. Martin , G. Chaboussant , M. Schmidt , D. L. Schlagel , T. A. Lograsso , H. Wilhelm , C. Pappas

Topologically protected nanoscale spin textures, such as magnetic skyrmions, have attracted significant interest for spintronics applications. While skyrmions in noncentrosymmetric materials are known to be stabilized by…

Topological spin textures (e.g. skyrmions) can be stabilized by interfacial Dzyaloshinskii-Moriya interaction (DMI) in the magnetic multilayer, which has been intensively studied. Recently, Bloch-type magnetic skyrmions stabilized by…

We study the geometrical conditions for stabilizing magnetic skyrmions in cylindrical nanostrips and nanotubes of ferromagnetic materials with chiral interactions. We obtain the low-temperature equilibrium state of the system implementing a…

Mesoscale and Nanoscale Physics · Physics 2020-08-28 Dimitris Kechrakos , Lida Tzannetou , Aristotelis Patsopoulos

Implementation of skyrmion based energy efficient and high-density data storage devices requires aggressive scaling of skyrmion size. Ferrimagnetic materials are considered to be a suitable platform for this purpose due to their low…

Mesoscale and Nanoscale Physics · Physics 2021-11-29 Md Mahadi Rajib , Walid Al Misba , Dhritiman Bhattacharya , Jayasimha Atulasimha

Magnetic skyrmions are nano-sized topologically non-trivial spin textures that can be moved by external stimuli such as spin currents and internal stimuli such as spatial gradients of a material parameter. Since the total energy of a…

Mesoscale and Nanoscale Physics · Physics 2023-11-08 Ismael Ribeiro de Assis , Ingrid Mertig , Börge Göbel

Magnetic skyrmions are nanometric spin textures of outstanding potential for spintronic applications due to unique features governed by their non-trivial topology. It is well known that skyrmions of definite chirality are stabilized by the…

Skyrmions are the magnetic defects in an ultrathin magnetic film, similar to the bubble domains in the thicker films. Even weak uniaxial anisotropy determines its radius unambiguously. We consider the dynamics of the skyrmion decay. We show…

Condensed Matter · Physics 2009-10-31 Ar. Abanov , V. L. Pokrovsky

Magnetic skyrmions are promising candidates for the next generation of spintronic devices due to their small size and topologically protected structure. One challenge for using these magnetic states in applications lies on controlling the…

Mesoscale and Nanoscale Physics · Physics 2018-10-19 J. Brandão , D. A. Dugato , R. L. Seeger , J. C. Denardin , T. J. A. Mori , J. C. Cezar
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