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Related papers: Bloch-type photonic skyrmions in optical chiral mu…

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Topological quasiparticles, including skyrmions and merons, are topological textures with sophisticated vectorial structures that can be used for high-density information storage, precision metrology, position sensing, etc. Here, we…

Optics · Physics 2024-12-03 Zhe Shen , Sen Lu , Xiong Xiong

Topological solitons are crucial to many branches of physics, such as models of fundamental particles in quantum field theory, information carriers in nonlinear optics, and elementary entities in quantum and classical computations. Chiral…

Mesoscale and Nanoscale Physics · Physics 2023-05-24 X. R. Wang , X. C. Hu

Magnetic skyrmions in two-dimensional lattice are a prominent topic of condensed matter physics and material science. Current research efforts in this field are exclusively constrained to Neel-type and antiskyrmion, while Bloch-type…

Materials Science · Physics 2023-04-04 Wenhui Du , Kaiying Dou , Ying Dai , Baibiao Huang , Yandong Ma

While chiral magnetic skyrmions have been attracting significant attention in the past years, recently, a new type of a chiral particle emerging in thin films $-$ a chiral bobber $-$ has been theoretically predicted and experimentally…

Materials Science · Physics 2019-04-17 M. Redies , F. R. Lux , J. -P. Hanke , P. M. Buhl , G. P. Müller , N. S. Kiselev , S. Blügel , Y. Mokrousov

Optical spin angular momenta in a confined electromagnetic field exhibit remarkable difference with their free space counterparts, in particular, the optical transverse spin that is locked with the energy propagating direction lays the…

Optics · Physics 2021-12-14 Congcong Li , Peng Shi , Luping Du , Xiaocong Yuan

Magnetic skyrmions are particle-like chiral spin textures found in a magnetic film with out-of-planeanisotropy and are considered to be potential candidates as information carriers in next generationdata storage devices. Despite intense…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 S. Saha , M. Zelent , S. Finizio , M. Mruczkiewicz , S. Tacchi , A. K. Suszka , S. Wintz , N. S. Bingham , J. Raabe , M. Krawczyk , L. J. Heyderman

Based on a combined charge and vector spin transport theory capable of imaging noncollinear magnetic textures on surfaces with spin-polarized scanning tunneling microscopy (SP-STM), the high-resolution tunneling electron charge and coupled…

Materials Science · Physics 2018-09-19 Krisztián Palotás

In this article we use chiral domain walls to manipulate and trap magnetic skyrmion quasi-particles in chiral magnetic materials such as ultrathin Co/Pt films. The magnetic skyrmions can be orientated such that their interaction with domain…

Mesoscale and Nanoscale Physics · Physics 2025-02-14 Paul Leask

Topological magnetic solitons, such as skyrmions, exhibit intriguing particle-like properties that make them attractive for fundamental research and practical applications. While many magnetic systems can host skyrmions as statically stable…

Strongly Correlated Electrons · Physics 2025-01-22 Vladyslav M. Kuchkin , Bruno Barton-Singer , Pavel F. Bessarab , Nikolai S. Kiselev

The magnetic skyrmion is a nanoscale topological object characterized by the winding of the magnetic moments, appearing in magnetic materials with broken inversion symmetry. Because of its low current threshold for driving, the skyrmions…

Mesoscale and Nanoscale Physics · Physics 2019-10-30 Ryo Iguchi , Shinya Kasai , Kazushige Koshikawa , Norimichi Chinone , Shinsuke Suzuki , Ken-ichi Uchida

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 are topologically nontrivial spin configurations that possess particle-like properties. Earlier research was mainly focused on a specific type of skyrmion with topological charge Q = -1. However, theoretical analyses of…

Magnetic multilayers are promising tuneable systems for hosting magnetic skyrmions at/above room temperature. Revealing their intriguing switching mechanisms and associated inherent electrical responses are prerequisites for developing…

Mesoscale and Nanoscale Physics · Physics 2021-11-02 Yu Li , Sergiy Mankovsky , Svitlana Polesya , Hubert Ebert , Christoforos Moutafis

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

Magnetic skyrmions are nanoscale spin textures that their thermal stability originates from the nontrivial topology in nature. Recently, a plethora of topological spin textures have been theoretically predicted or experimentally observed,…

Mesoscale and Nanoscale Physics · Physics 2024-04-08 Yu Li , Yuzhe Zang , Runze Chen , Christoforos Moutafis

Skyrmionic textures are being extensively investigated due to the occurrence of novel topological magnetic phenomena and their promising applications in a new generation of spintronic devices that take advantage of the robust topological…

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

Conditions under which various skyrmion objects emerge in experiments on thin magnetic films remain largely unexplained. We investigate numerically centrosymmetric spin lattices in films of finite thickness with ferromagnetic exchange,…

Other Condensed Matter · Physics 2025-02-17 D. A. Garanin , E. M. Chudnovsky

Light scattering from chiral plasmonic structures can create near fields with an asymmetry greater than the equivalent circularly polarised light, a property sometimes referred to as superchirality. These near fields with enhanced chiral…

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