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Related papers: Curvature-induced skyrmion deformation

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The influence of the geometrical curvature of chiral magnetic films on the static and dynamic properties of hosted skyrmions are studied theoretically. We predict the effects of the curvature-induced drift of skyrmions under the action of…

Strongly Correlated Electrons · Physics 2022-03-14 Kostiantyn V. Yershov , Attila Kakay , Volodymyr P. Kravchuk

We investigate how thin structures change their shape in response to non-mechanical stimuli that can be interpreted as variations in the structure's natural curvature. Starting from the theory of non-Euclidean plates and shells, we derive…

Soft Condensed Matter · Physics 2017-06-08 Matteo Pezzulla , Norbert Stoop , Xin Jiang , Douglas P. Holmes

We investigate the propagation of magnetic skyrmions on elastically deformable geometries by employing imaginary time quantum field theory methods. We demonstrate that the Euclidean action of the problem carries information of the elements…

Mesoscale and Nanoscale Physics · Physics 2020-09-15 Alexander Pavlis , Christina Psaroudaki

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

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

Optical skyrmions, which are topological protection quasi-particles with nontrivial textures, hold a pivotal focus in current structured light research for their potential in diverse applications. In this work, the angular spectrum theory…

We develop a theory for the coaxial configuration of a N\'eel-type skyrmion and a Pearl vortex in thin superconductor-chiral ferromagnetic heterostructures. Using direct numerical solution of the Euler-Lagrange equation and micromagnetic…

Mesoscale and Nanoscale Physics · Physics 2023-12-08 S. S. Apostoloff , E. S. Andriyakhina , P. A. Vorobyev , Oleg A. Tretiakov , I. S. Burmistrov

A highly specialized two-center shell model has been developed accounting for the splitting of a deformed parent nucleus into two ellipsoidaly deformed fragments. The potential is based on deformed oscillator wells in direct correspondance…

Nuclear Theory · Physics 2009-11-07 R. A. Gherghescu

We first give an overview of the shell-correction method which was developed by V. M. Strutinsky as a practicable and efficient approximation to the general selfconsistent theory of finite fermion systems suggested by A. B. Migdal and…

Nuclear Theory · Physics 2015-03-17 A. G. Magner , I. S. Yatsyshyn , K. Arita , M. Brack

We study the geometrical conditions for stabilizing magnetic skyrmions in cylindrical nanostrips and nanotubes of ferromagnetic materials with chiral interactions. We obtain the low-temperature equilibrium state of the system implementing a…

Mesoscale and Nanoscale Physics · Physics 2020-08-28 Dimitris Kechrakos , Lida Tzannetou , Aristotelis Patsopoulos

Magnetic skyrmions exhibit particle-like stability and rich dynamical behaviour arising from their topological nature, making them promising building blocks for future spintronic devices. In this work, we investigate the interaction…

Applied Physics · Physics 2025-12-29 M. Al Busaidi , F. Al Ma'Mari , R. Sbiaa

Magnetic skyrmions emerge as promising quasi-particles for encoding information in nextgeneration spintronic devices. Their innate flexibility in shape is essential for the applications although they were often ideally treated as rigid…

Materials Science · Physics 2024-12-09 Zhen-Yu Tan , Ji-Pei Chen , Yu-Ke Shi , Yuan Chen , Ming-Hui Qin , Xing-Sen Gao , Jun-Ming Liu

With tangent angle perturbation approach the axial symmetry deformation of a spherical vesicle in large under the pressure changes is studied by the elasticity theory of Helfrich spontaneous curvature model.Three main results in axial…

Biological Physics · Physics 2009-11-07 Jianjun Zhou , Yong Zhang , Xin Zhou , Ou-Yang Zhong-can

We consider the N-vortex problem on a ellipsoid of revolution. Applying standard techniques of classical perturbation theory we construct a sequence of conformal transformations from the ellipsoid into the complex plane. Using these…

Dynamical Systems · Mathematics 2009-11-13 Cesar Castilho , Helio Machado

Magnetic skyrmions are topologically protected chiral spin textures which present opportunities for next-generation magnetic data storage and logic information technologies. The topology of these structures originates in the geometric…

Magnetic skyrmions are promising candidates for future storage devices with a large data density. A great variety of materials have been found that host skyrmions up to the room-temperature regime. Lorentz microscopy, usually performed in a…

Mesoscale and Nanoscale Physics · Physics 2020-11-11 Simon Pöllath , Tao Lin , Na Lei , Weisheng Zhao , Josef Zweck , Christian H. Back

Magnetic skyrmions are topological spin textures promising for future high-density and nonvolatile memory. It is crucial to understand the current-driven skyrmion dynamics in the presence of deformation, of which an analytical model,…

Mesoscale and Nanoscale Physics · Physics 2022-01-13 Zehan Chen , Xichao Zhang , Yan Zhou , Qiming Shao

The systematic change of shell structure in both weakly bound and resonant neutron one-particle levels in nuclei towards the neutron drip line is exhibited, solving the coupled equations derived from the Schr\"{o}dinger equation in…

Nuclear Theory · Physics 2011-02-18 Ikuko Hamamoto

We study the equilibrium and dynamical properties of skyrmions in thin films of chiral magnets with oblique magnetic field. The shape of an individual skyrmion is non-circular and the skyrmion density decreases with the tilt angle from the…

Materials Science · Physics 2015-11-11 Shi-Zeng Lin , Avadh Saxena

Motivated by experimental findings in [ 1 ] and [ 2 ], we find an elliptical skyrmion can be nucleated in a material with a Dzyaloshinskii-Moriya interaction (DMI) that supports antiskyrmions. The DMI favors the elongation of the skyrmion…

Mesoscale and Nanoscale Physics · Physics 2022-09-14 Daniel Capic
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