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Related papers: Skyrmions on 2D Elastic Surfaces with Fixed Bounda…

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The topological Hall effect is used extensively to study chiral spin textures in various materials. However, the factors controlling its magnitude in technologically-relevant thin films remain uncertain. Using variable temperature…

The physics of skyrmions, and in particular the issue of how to isolate and manipulate them individually, is a subject of major importance nowadays in the community of magnetism. In this article we present an in-depth extension of a study…

Statistical Mechanics · Physics 2024-02-29 F. A. Gómez Albarracín , H. D. Rosales , Masafumi Udagawa , P. Pujol , Ludovic D. C. Jaubert

The chiral spin textures of a two-dimensional (2D) triangular system, where both antiferromagnetic (AF) Heisenberg exchange and chiral Dzyaloshinsky-Moriya interactions co-exist, are investigated numerically with an optimized quantum Monte…

Materials Science · Physics 2020-08-26 Zhaosen Liu , Manuel dos Santos Dias , Samir Lounis

Skyrmions are particle-like vortices of magnetization with non-trivial topology, which are usually stabilized by Dzyaloshinskii-Moriya interactions (DMI) in noncentrosymmetric bulk materials. Exceptions are centrosymmetric Gd- and Eu-based…

The dynamic behavior and stabilization of skyrmions in magnetic multilayers are critical for advancing spintronic and magnonic technologies. In our study, we investigate the static and dynamic properties of $[Re/Co(d_{Co})/Pt]_{20}$…

We theoretically propose a generation of an antiferro skyrmion crystal (AF-SkX) in a synthetic bilayer antiferromagnetic system under an external magnetic field. By performing the simulated annealing for a spin model on a centrosymmetric…

Strongly Correlated Electrons · Physics 2023-07-20 Satoru Hayami

Magnetic skyrmions are chiral spin textures with rich physics and great potential for unconventional computing. Typically, skyrmions form in bulk crystals with reduced symmetry or ultrathin film multilayers involving heavy metals. Here, we…

Research on magnetic systems with broken inversion symmetry has been stimulated by the experimental proof of particle-like configurations known as skyrmions, whose non-trivial topological properties make them ideal candidates for spintronic…

Magnetic skyrmions are two-dimensional non-collinear spin textures characterised by an integer topological number. They commonly crystallise at low temperatures in bulk noncentrosymmetric ferromagnets where the lack of inversion symmetry…

We investigate the instability toward a skyrmion crystal under an in-plane magnetic field in centrosymmetric tetragonal magnets. By performing the simulated annealing for a spin model on the square lattice, we find that the interplay among…

Strongly Correlated Electrons · Physics 2024-12-06 Satoru Hayami

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…

Two-dimensional chiral magnets are known to host a variety of skyrmions, characterized by an integer topological charge. However, these systems typically favor uniform lattices as a thermodynamically stable phase composed of either…

Materials Science · Physics 2026-03-18 Sayan Banik , Nikolai S. Kiselev , Ashis K. Nandy

Skyrmions are topologically protected quantum objects at the nanometre scale. They form perpendicular to an applied magnetic field at a certain temperature and arrange themselves in a typically hexagonal lattice. Using small angle neutron…

Strongly Correlated Electrons · Physics 2023-03-07 J. Sauceda Flores , R. Rov , J. O'Brien , S. Yick , Md. F. Pervez , M. Spasovski , J. Vella , N. Booth , E. P. Gilbert , Oleg A. Tretiakov , T. Söhnel , C. Ulrich

Motivated by recent experimental results on GdRu$_2$Si$_2$ [Khanh, N.D., Nakajima, T., Yu, X. et al., \emph{Nat. Nanotechnol.} \textbf{15}, 444-449 (2020)], where nanometric square skyrmion lattice was observed, we propose simple analytical…

Strongly Correlated Electrons · Physics 2021-02-17 Oleg I. Utesov

The stability of a magnetic skyrmion crystal in a centrosymmetric orthorhombic lattice system is numerically investigated. By performing the simulated annealing for an effective spin model with the momentum-resolved interaction on a…

Strongly Correlated Electrons · Physics 2022-09-23 Satoru Hayami

In this paper, we study the boundary effect on the surface (or frame) tension of elastic membrane surface models. The frame tension generally depends only on the projected area of the boundary over which the surface spans. However, from a…

Soft Condensed Matter · Physics 2019-05-13 Hiroshi Koibuchi

The phase diagrams of the frustrated classical spin model with Dzyaloshinskii-Moriya (DM) interaction on the Shastry-Sutherland (S-S) lattice are studied by means of Monte Carlo simulation. For ferromagnetic next-nearest-neighboring (J2)…

Applied Physics · Physics 2020-01-22 J. H. Yu , W. H. Li , Z. P. Huang , J. J. Liang , J. Chen , D. Y. Chen , Z. P. Hou , M. H. Qin

We determined the magnetic B-T phase diagram of PdFe bilayer on Ir(111) surface by performing Monte Carlo and spin dynamics simulations based on an effective classical spin model. The parameters of the spin model were determined by ab…

Strongly Correlated Electrons · Physics 2016-02-16 Levente Rózsa , Eszter Simon , Krisztián Palotás , László Udvardi , László Szunyogh

The coarse-grained interactions between N\'eel skyrmions, stabilized by interfacial Dzyaloshinskii-Moriya coupling (iDMI), are studied through the properties of their hexagonal lattices by micromagnetic simulations. The interactions with…

Mesoscale and Nanoscale Physics · Physics 2025-06-24 Ioanna Karagianni , Ioannis Panagiotopoulos

Topological magnetic textures, characterized by integer topological charge $S$, are potential candidates in future magnetic logic and memory devices, due to their smaller size and expected low threshold current density for their motion. An…