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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…

Skyrmions have attracted rapidly growing interest due to their topological properties and unique aspects for potential novel applications such as data storage and soft robotics. They can also serve as key elements for materials by design,…

Soft Condensed Matter · Physics 2021-01-20 Ayhan Duzgun , Avadh Saxena , Jonathan V. Selinger

Solitonic magnetic excitations such as domain walls and, specifically, skyrmionics enable the possibility of compact, high density, ultrafast,all-electronic, low-energy devices, which is the basis for the emerging area of skyrmionics. The…

We present a comprehensive study of current-driven dynamics, transformations, and instabilities of skyrmioniums in chiral magnetic films, considering both isolated objects and collective states forming skyrmionium-based meta-matter. Using…

Mesoscale and Nanoscale Physics · Physics 2026-04-20 Kaito Nakamura , Yuka Kotorii , Andrey O. Leonov

Spinful superfluids of ultracold atoms are ideal for investigating the intrinsic properties of spin current and texture because they are realized in an isolated, nondissipative system free from impurities, dislocations, and thermal…

Quantum Gases · Physics 2022-02-09 Hiromitsu Takeuchi

We have utilised a high spatial resolution imaging method, Differential Phase Contrast (DPC) performed in a scanning transmission electron microscope (STEM), for precise measurement of the magnetic induction distribution in skyrmion states…

Mesoscale and Nanoscale Physics · Physics 2016-11-03 D. McGrouther , R. J. Lamb , M. Krajnak , S. McFadzean , S. McVitie , R. L. Stamps , A. O. Leonov , A. N. Bogdanov , Y. Togawa

Magnetic skyrmions with a well-defined spin texture have shown unprecedented potential for various spintronic applications owning to their topologically non-trivial and quasiparticle properties. To put skyrmions into practical technology,…

Materials Science · Physics 2023-08-16 Ruyi Chen , Chong Chen , Lei Han , Peisen Liu , Rongxuan Su , Wenxuan Zhu , Yongjian Zhou , Feng Pan , Cheng Song

Controlling multiple skyrmions in nanowires is important for their implementation in racetrack memory or neuromorphic computing. Here, we report on the dynamical behavior of two interacting skyrmions in confined devices with a comparison to…

Applied Physics · Physics 2023-06-14 W. Al Saidi , R. Sbiaa , S. Bhatti , S. N. Piramanayagam , S. Al Risi , O. Al Bahri

Magnetic skyrmions and bubbles, observed in ferromagnetic thin films with perpendicular magnetic anisotropy, are topological solitons which differ by their characteristic size and the balance in the energies at the origin of their…

Emergent phenomena and functions arising from topological electron-spin textures in real space or momentum space are attracting growing interest for new concept of states of matter as well as for possible applications to spintronics. One…

Skyrmions are topological defects belonging to nontrivial homotopy classes in particle theory. Their remarkably stable topology has recently been observed in electromagnetic waves. For the evanescent fields near a surface, this has been…

The degradation of classical and quantum structured light induced by complex media constitutes a critical barrier to its practical implementation in a range of applications, from communication and energy transport to imaging and sensing.…

Scattering of electrons from chiral spin textures such as the skyrmions is an emerging research area due to its richness in topological quantum transport, which is significant for spintronic devices. We study the dynamical process of…

Mesoscale and Nanoscale Physics · Physics 2026-03-03 Hareram Swain , Arijit Mandal , S. Satpathy , B. R. K. Nanda

Magnetic skyrmions are stable topological solitons with complex non-coplanar spin structures. Their nanoscopic size and the low electric currents required to initiate and control their motion has opened a new field of research, skyrmionics,…

Magnetic skyrmions are intriguing topological spin textures that have attracted great attention due to their potential for future spintronic devices. Skyrmions have so far been explored in different magnetic materials, such as ferromagnets,…

Magnetic monopoles, despite their ongoing experimental search as elementary particles, have inspired the discovery of analogous excitations in condensed matter systems. In chiral condensed matter systems, emergent monopoles are responsible…

Soft Condensed Matter · Physics 2023-10-11 Jung-Shen B. Tai , Andrew J. Hess , Jin-Sheng Wu , Ivan I. Smalyukh

Recent developments in the magnetization dynamics in spin textures, particularly skyrmions, offer promising new directions for magnetic storage technologies and spintronics. Skyrmions, characterized by their topological protection and…

Materials Science · Physics 2024-08-21 Satadeep Bhattacharjee , Seung-Cheol Lee

Magnetic skyrmions are highly promising candidates for future spintronic applications such as skyrmion racetrack memories and logic devices. They exhibit exotic and complex dynamics governed by topology and are less influenced by defects,…

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

We theoretically study the interaction of an isolated bimeron skyrmion in quasi-two-dimensional easy-plane magnets with a surrounding spin superfluid associated with spontaneously broken U(1) spin-rotational symmetry, revealing that…

Mesoscale and Nanoscale Physics · Physics 2019-06-06 Se Kwon Kim