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Related papers: Turning chiral skyrmion inside out

200 papers

Ever increasing demand of skyrmion manipulation in nanodevices has brought up interesting research to 8 understand the stabilization of these topologically protected chiral structures. To understand the actual shape 9 and size of skyrmion…

Mesoscale and Nanoscale Physics · Physics 2020-03-30 Gajanan Pradhan , Subhankar Bedanta

Magnetic skyrmions have attracted great research interest in recent years due to their exotic physical properties, scientific merit and potential applications in modern technology. Here, we apply a quantum computational method to…

Mesoscale and Nanoscale Physics · Physics 2020-02-04 Zhaosen Liu , Tiantian Huan , Hou Ian

In the presence of a chemical potential, the effect of a magnetic field on chiral symmetry breaking goes beyond the well-known magnetic catalysis. Due to a subtle interplay with the chemical potential, the magnetic field may work not only…

High Energy Physics - Phenomenology · Physics 2015-06-11 Florian Preis , Anton Rebhan , Andreas Schmitt

We show that the stability (existence/absence) and interaction (repulsion/attraction) of chiral solitons in monoaxial chiral magnets can be varied by tilting the direction of magnetic field. We, thereby, elucidate that the condensation of…

Strongly Correlated Electrons · Physics 2018-09-17 Yusuke Masaki , Ryuya Aoki , Yoshihiko Togawa , Yusuke Kato

We investigate an instability toward a square-lattice formation of magnetic skyrmions in centrosymmetric layered systems. By focusing on a bilayer square-lattice structure with the inversion center at the interlayer bond instead of the…

Mesoscale and Nanoscale Physics · Physics 2022-09-23 Satoru Hayami

We report the results of simulations of magnetic skyrmion stability in ultrathin magnetic multilayer nanodots with interfacial Dzyaloshinskii-Moriya exchange interaction (DMI). We found that in presence of the lateral confinement the…

Mesoscale and Nanoscale Physics · Physics 2017-11-22 M. Zelent , J. Tóbik , M. Krawczyk , K. Y. Guslienko , M. Mruczkiewicz

The realization of magnetic skyrmions in two-dimensional (2D) magnets holds great promise for both fundamental research and device applications. Despite recent progress, two-dimensional skyrmion hosts are still limited, due to the fact that…

Materials Science · Physics 2026-02-27 Jingman Pang , Xiaohang Niu , Hong Jian Zhao , Yun Zhang , Laurent Bellaiche

Understanding the dynamics of the magnetic skyrmion, a particle-like topologically stable spin texture, and its response dynamics to external fields are indis-pensable for the applications in spintronic devices. In this letter, the Lorentz…

Applied Physics · Physics 2019-12-02 Bei Ding , Jie Cui , Guizhou Xu , Zhipeng Hou , Hang Li , Enke Liu , Guangheng Wu , Yuan Yao , Wenhong Wang

Curvilinear nanomagnets can support magnetic skyrmions stabilized at a local curvature without any intrinsic chiral interactions. Here, we propose a new mechanism to stabilize chiral N\'{e}el skyrmion states relying on the \textit{gradient}…

Mesoscale and Nanoscale Physics · Physics 2019-01-02 Oleksandr V. Pylypovskyi , Denys Makarov , Volodymyr P. Kravchuk , Yuri Gaididei , Avadh Saxena , Denis D. Sheka

Altermagnetism has surfaced as a novel magnetic phase, bridging the properties of ferro- and anti-ferromagnetism. The momentum-dependent spin-splitting observed in these materials reflects their unique symmetry characteristics, which also…

We investigate the anisotropic nature of magnetocrystalline coupling between the crystallographic and skyrmion crystal (SKX) lattices in the chiral magnet MnSi by magnetic field-angle resolved resonant ultrasound spectroscopy. Abrupt…

Strongly Correlated Electrons · Physics 2018-04-04 Yongkang Luo , Shi-Zeng Lin , D. M. Fobes , Zhiqi Liu , E. D. Bauer , J. B. Betts , A. Migliori , J. D. Thompson , M. Janoschek , B. Maiorov

We demonstrate that in a chiral plasma subject to an external magnetic field, the chiral vortical effect can induce a new type of magnetohydrodynamic instability which we refer to as the {\it chiral magnetovortical instability}. This…

Nuclear Theory · Physics 2023-07-14 Shuai Wang , Xu-Guang Huang

Magnetic skyrmions are localized chiral spin textures, which offer great promise to store and process information at the nanoscale. In the presence of asymmetric exchange interactions, their chirality, which governs their dynamics, is…

Taking all the magnon modes into account, we derive the skyrmion dynamics in response to a weak external drive. A skyrmion has rotational symmetry and the magnon modes can be characterized by an angular momentum. For a weak distortion of a…

Materials Science · Physics 2017-07-20 Shi-Zeng Lin

The ground state of colloidal magnetic particles in a modulated channel are investigated as function of the tilt angle of an applied magnetic field. The particles are confined by a parabolic potential in the transversal direction while in…

Soft Condensed Matter · Physics 2014-04-02 J. E. Galván-Moya , D. Lucena , W. P. Ferreira , F. M. Peeters

The chirality, i.e. left or right handedness, is an important notion in a broad range of science. In condensed matter, this occurs not only in molecular or crystal forms but also in magnetic structures. A magnetic skyrmion, a…

Materials Science · Physics 2013-10-24 K. Shibata , X. Z. Yu , T. Hara , D. Morikawa , N. Kanazawa , K. Kimoto , S. Ishiwata , Y. Matsui , Y. Tokura

The recent experimental confirmation of a transformation between meron and skyrmion topological spin textures in the chiral magnet Co$_8$Zn$_9$Mn$_3$ [S.-Z. Lin et al., Phys. Rev. B 91, 224407 (2015); X. Z. Yu et al., Nature 564, 95 (2018)]…

Strongly Correlated Electrons · Physics 2021-03-05 Zhentao Wang , Ying Su , Shi-Zeng Lin , Cristian D. Batista

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,…

The skyrmion crystal is a periodic array of a swirling topological spin texture. Since it is regarded as an interference pattern by multiple helical spin density waves, the texture changes with the relative phases among the constituent…

Strongly Correlated Electrons · Physics 2021-12-15 Satoru Hayami , Tsuyoshi Okubo , Yukitoshi Motome

Symmetry classification of the magnetic vortices and skyrmions has been suggested. Relation between symmetry based predictions and direct calculation has been shown. It was shown, that electric dipole moment of the vortex is located inside…

Materials Science · Physics 2015-05-30 B. M. Tanygin