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The Dzyaloshinskii-Moriya interaction (DMI), which is the antisymmetric part of the exchange interaction between neighboring local spins, winds the spin manifold and can stabilize non-trivial topological spin textures. Since topology is a…

Materials Science · Physics 2025-12-30 Bradley J. Fugetta , Zhijie Chen , Dhritiman Bhattacharya , Kun Yue , Kai Liu , Amy Y. Liu , Gen Yin

Skyrmions, originally from condensed matter physics, have been widely explored in various physical systems, including soft matter. A crucial challenge in manipulating topological solitary waves like skyrmions is controlling their flow on…

Soft Condensed Matter · Physics 2025-06-23 Jiahao Chen , Wentao Tang , Xingzhou Tang , Yang Ding , Jie Ni , Yuxi Chen , Bingxiang Li , Rui Zhang , Juan de Pablo , Yanqing Lu

Topologically protected spin textures, such as skyrmions1,2 and vortices3,4, are robust against perturbations, serving as the building blocks for a range of topological devices5-9. In order to implement these topological devices, it is…

Magnetic solitons have recently attracted significant attention due to their intricate physical properties and potential applications in information processing. The majority of the studies in this field, however, are focused on a particular…

Magnetic skyrmions are nanometric spin textures characterized by a quantized topological invariant in magnets and often emerge in a crystallized form called skyrmion crystal in an external magnetic field. We propose that magnets hosting a…

Mesoscale and Nanoscale Physics · Physics 2023-12-21 Mu-Kun Lee , Masahito Mochizuki

We demonstrate that nanoconfinement effects and in-plane magnetic anisotropy (IMA) can lead to tilted chiral spin textures in magnetic nanostructures, based on the analysis and simulation of theoretical models of micromagnetism. The tilted…

Mesoscale and Nanoscale Physics · Physics 2025-03-25 Wenlei Fu , Haiming Dong , Kai Chang

Spin eigenexcitations of skyrmions and related chiral magnetic textures have attracted considerable interest over the recent years owing to their strong potential for applications in information processing and microwave devices. The…

Mesoscale and Nanoscale Physics · Physics 2020-10-13 Martin Lonsky , Axel Hoffmann

Skyrmions are spatially localized magnetic swirls which carry a nonzero integer topological charge. We study crystals of skyrmions in a two-dimensional ferromagnet model with chiral interactions induced by the presence of broken inversion…

Strongly Correlated Electrons · Physics 2021-07-22 Sopheak Sorn , Stefan Divic , Arun Paramekanti

Magnetic skyrmions are topologically-protected spin textures that exhibit fascinating physical behaviors and large potential in highly energy efficient spintronic device applications. The main obstacles so far are that skyrmions have been…

We study the quantum propagation of a Skyrmion in chiral magnetic insulators by generalizing the micromagnetic equations of motion to a finite-temperature path integral formalism, using field theoretic tools. Promoting the center of the…

Mesoscale and Nanoscale Physics · Physics 2017-12-05 Christina Psaroudaki , Silas Hoffman , Jelena Klinovaja , Daniel Loss

Chirality is ubiquitous in nature and chiral objects in condensed matter are often excited states protected by system's topology. The use of chiral topological excitations to carry information has been demonstrated, where the information is…

Mesoscale and Nanoscale Physics · Physics 2017-02-08 Tae-Hwan Kim , Sangmo Cheon , Han Woong Yeom

Magnetic skyrmion bags, as high-order topological swirling spin textures, offer rich fundamental physics and distinct advantages for spintronic applications; however, their realization remains a formidable challenge, especially in…

Materials Science · Physics 2026-02-25 Junhuang Yang , Kaiying Dou , Ying Dai , Baibiao Huang , Yandong Ma

We show that skyrmions on the surface of a magnetic topological insulator may experience an attractive interaction that leads to the formation of a skyrmion-skyrmion bound state. This is in contrast to the case of skyrmions in a…

Mesoscale and Nanoscale Physics · Physics 2019-09-13 Kunal L. Tiwari , J. Lavoie , T. Pereg-Barnea , W. A. Coish

Magnetic skyrmions are chiral spin textures with attractive features, such as ultra-small size, solitonic nature, and easy mobility with small electrical currents that make them promising as information-carrying bits in low-power…

Mesoscale and Nanoscale Physics · Physics 2022-06-17 Md Golam Morshed , Hamed Vakili , Avik W. Ghosh

Skyrmions, as quasiparticles with topological spin textures, has recently garnered great attention for both condensed matter and structured wave communities, promising next-generation large-density robust information technologies. However,…

High tunability of two dimensional magnetic materials (by strain, gating, heterostructuring or otherwise) provides unique conditions for studying versatile magnetic properties and controlling emergent magnetic phases. Expanding the scope of…

Computational Physics · Physics 2020-07-07 Raí M. Menezes , Clécio C. de Souza Silva , Milorad V. Milošević

Topologically non-trivial spin textures, such as skyrmions and dislocations, display emergent electrodynamics and can be moved by spin currents over macroscopic distances. These unique properties and their nanoscale size make them excellent…

Magnetic skyrmions are promising spin textures for building next-generation magnetic memories and spintronic devices. Nevertheless, one of the major challenges in realizing skyrmion-based devices is the stabilization of ordered arrays of…

Strongly Correlated Electrons · Physics 2023-01-02 E. Iroulart , H. D. Rosales

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

Neel skyrmions are of high interest due to their potential applications in a variety of spintronic devices, currently accessible in ultrathin heavy metal/ferromagnetic bilayers and multilayers with a strong Dzyaloshinskii-Moriya…

Materials Science · Physics 2017-04-05 Shawn D. Pollard , Joseph A. Garlow , Jiawei Yu , Zhen Wang , Yimei Zhu , Hyunsoo Yang