English
Related papers

Related papers: Nanoscale Skyrmions on a Square Atomic Lattice

200 papers

A skyrmion is a topological texture in the continuum field theory. Recent experimental observation of skyrmions in chiral magnet evokes a flourish of its extensive study. Skyrmion is expected to be a key component of the next generation…

Strongly Correlated Electrons · Physics 2014-08-15 Yan Zhou , Motohiko Ezawa

Chiral magnetic textures in ultrathin perpendicularly magnetised multilayer film stacks with an interfacial Dzyaloshinskii-Moriya interaction have been the focus of much research recently. The chirality associated with the broken inversion…

Materials Science · Physics 2020-01-01 K. Fallon , S. McVitie , W. Legrand , F. Ajejas , D. Maccariello , S. Collin , V. Cros , N. Reyren

Topologically nontrivial magnetic textures such as skyrmions offer promising opportunities for spintronic applications. In recent years, it has been shown that the magnetic properties of layered materials can be affected by depositing…

We study the classical antiferromagnetic Heisenberg model on the triangular lattice with Dzyaloshinskii-Moriya interactions in a magnetic field. We focus in particular in the emergence of a composite spin crystal phase, dubbed…

Strongly Correlated Electrons · Physics 2017-07-12 S. A. Osorio , H. D. Rosales , M. B. Sturla , D. C. Cabra

Magnetic skyrmions, renowned for their fascinating electromagnetic properties, hold potential for next-generation topological spintronic devices. Recent advancements have unveiled a rich tapestry of 3D topological magnetism. Nevertheless,…

Mesoscale and Nanoscale Physics · Physics 2025-12-11 Yaodong Wu , Jialiang Jiang , Weiwei Wang , Lingyao Kong , Shouguo Wang , Mingliang Tian , Haifeng Du , Jin Tang

Formation of the triangular skyrmion-lattice is found in a tetragonal polar magnet VOSe$_2$O$_5$. By magnetization and small-angle neutron scattering measurements on the single crystals, we identify a cycloidal spin state at zero field and…

Strongly Correlated Electrons · Physics 2017-12-13 Takashi Kurumaji , Taro Nakajima , Victor Ukleev , Artem Feoktystov , Taka-hisa Arima , Kazuhisa Kakurai , Yoshinori Tokura

Ambient magnetic skyrmions stabilized in multilayer nanostructures are of immense interest due to their relevance to magnetic tunnel junction (MTJ) devices for memory and unconventional computing applications. However, existing skyrmionic…

Magnetic skyrmions (or vortices) are spatially inhomogeneous spin textures localized in nanoscale cylindrical regions. Topological protection and small size make skyrmions especially attractive for the study of spin topology and…

Mesoscale and Nanoscale Physics · Physics 2020-08-04 Alexei N. Bogdanov , Christos Panagopoulos

We have investigated the magnetism of the bare and graphene-covered (111) surface of a Ni single crystal employing three different magnetic imaging techniques and ab initio calculations, covering length scales from the nanometer regime up…

We demonstrate that the magnetic nanoskyrmion lattice on the Fe monolayer on Ir(111) and the positions of the Fe atoms can be resolved simultaneously using magnetic exchange force microscopy. Thus, the relation between magnetic and atomic…

Materials Science · Physics 2017-08-18 Josef Grenz , Arne Köhler , Alexander Schwarz , Roland Wiesendanger

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

Skyrmions are nanoscale spin configurations with topological properties that hold great promise for spintronic devices. Here, we establish their N\'eel texture, helicity, and size in Ir/Fe/Co/Pt multilayer films by constructing a multipole…

We investigate the formation and stability of the skyrmion crystal phase in antiferromagnetic thin films subjected to fieldlike torques such as, e.g., those induced by an electric current in CuMnAs and Mn$_{2}$Au via the inverse…

Mesoscale and Nanoscale Physics · Physics 2019-09-25 Ricardo Zarzuela , Se Kwon Kim , Yaroslav Tserkovnyak

Controlled movement of nano-scale stable magnetic objects has been proposed as the foundation for a new generation of magnetic storage devices. Magnetic skyrmions, vortex-like spin textures stabilized by their topology are particularly…

Strongly Correlated Electrons · Physics 2017-11-27 Yongkang Luo , Shizeng Lin , M. Leroux , N. Wakeham , D. M. Fobes , E. D. Bauer , J. B. Betts , J. D. Thompson , A. Migliori , M. Janoschek , Boris Maiorov

Magnetic skyrmions are topological spin textures that hold great promise as nanoscale information carriers in non-volatile memory and logic devices. While room-temperature magnetic skyrmions and their current-induced manipulation were…

Centrosymmetric GdRu$_2$Si$_2$ exhibits a variety of multi-Q magnetic states as a function of temperature and applied magnetic field, including a square skyrmion-lattice phase. The material's behavior is strongly dependent on the direction…

Thin magnetic films with Dzyaloshinskii-Moriya interactions are known to host skyrmion crystals, which typically have a hexagonal lattice structure. We investigate skyrmion-lattice configurations in synthetic antiferromagnets, i.e., a…

Mesoscale and Nanoscale Physics · Physics 2019-08-14 Etienne van Walsem , Rembert A. Duine , Juriaan Lucassen , Reinoud Lavrijsen , Henk J. M. Swagten

Magnetic skyrmion, a topological magnetic domain with complex non-coplanar spin texture, appears a disk-like structure in two dimensions. Exploring three-dimensional spin texture and related chirality switching has drawn enormous interests…

Materials Science · Physics 2022-10-26 Yuan Yao , Bei Ding , Jinjing Liang , Hang Li , Xi Shen , Richeng Yu , Wenhong Wang

Topologically protected chiral skyrmion is an intriguing spin texture, which has attracted much attention because of fundamental research and future spintronic applications. MnSi with the non-centrosymmetric structure is well-known material…

Materials Science · Physics 2021-02-03 Won-Young Choi , Hyun-Woo Bang , Seung-Hyun Chun , Sunghun Lee , Myung-Hwa Jung

We report the emergence of a square-shaped skyrmion lattice in multi-orbital $f$-electron systems with easy-axis magnetic anisotropy on a centrosymmetric square lattice. By performing mean-field calculations for an effective localized model…

Strongly Correlated Electrons · Physics 2025-05-01 Yan Zha , Satoru Hayami
‹ Prev 1 4 5 6 7 8 10 Next ›