Binding a hopfion in a chiral magnet nanodisk

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August undefined, 2024

WebMar 10, 2024 · The U.S. Department of Energy's Office of Scientific and Technical Information Hopfions are three-dimensional (3D) topological textures characterized by the integer Hopf invariant QH. Here we present the realization of a zero-field, stable hopfion spin texture in a magnetic system consisting of a chiral magnet nanodisk sandwiched by two films with perpendicular magnetic anisotropy. The preimages of the spin texture and ...

Hopfions in modern physics. Chiral magnet

WebHere we present the realization of a zero-field, stable hopfion spin texture in a magnetic system consisting of a chiral magnet nanodisk sandwiched by two films with … WebShuang Li, Jing Xia, Laichuan Shen, Xichao Zhang, Motohiko Ezawa, Yan Zhou, Mutual conversion between a magnetic Neel hopfion and a Neel toron Phys. Rev. B 105, 174407 (2024) ... 13. M. Ezawa, Compact Merons and Skyrmions in Thin Chiral Magnetic Films Phys. Rev. B 83, 100408(R) (2011) ... Spin Amplifier and Spin Diode in Graphene … crystal meth prevalence

Three-Dimensional Dynamics of a Magnetic Hopfion Driven by …

WebJun 5, 2024 · Hopfions are three-dimensional (3D) topological textures characterized by the integer Hopf invariant . Here, we present the realization of a zero--field, stable hopfion … WebThe hopfion solutions for chiral magnet were demonstrated in [J.-S.B. Tai, I.I. Smalyukh "Three-dimensional crystals of adaptive knots", Science 365, 1449 (2024) ref, … crystal meth präsentation

Hopfions in chiral magnets - IOPscience - Institute of Physics

WebNov 1, 2024 · In this article, we present the realization of a zero-field, stable hopfion spin texture in a magnetic system consisting of a chiral magnet nanodisk sandwiched by … WebJun 5, 2024 · Title: Binding a Hopfion in Chiral Magnet Nanodisk. Authors: Yizhou Liu, Roger Lake, ... Here, we present the realization of a zero--field, stable hopfion spin texture in a magnetic system consisting of a chiral magnet nanodisk sandwiched by two films with perpendicular magnetic anisotropy. The preimages of the spin texture and numerical ... crystal meth pregnancyWebFIG. 1. (a) Iso-spin contours with Sz = 0 for a magnetic hopfion with QH = 1. Inset is the iso-spin contours of S = +x̂ (red) and S = −x̂ (cyan) that demonstrate the unity linking number of the hopfion. (b) and (c) are the cross-sections of hopfion onto xy (b) and yz (c) planes, as depicted by the grey arrows. At the initial state, the torus midplane lies in the … dwyer precision breathcall

"WebHopfions are three-dimensional topological textures characterized by the integer Hopf invariant QH. Here, we present the realization of a zero-field, stable hopfion spin texture … " - Binding a hopfion in a chiral magnet nanodisk

Binding a hopfion in a chiral magnet nanodisk

[1806.01682] Binding a Hopfion in Chiral Magnet …

WebAug 8, 2024 · It is shown that a Hopfion can exist in a nanocylinder of a chiral magnet with dimensions similar to those used in recent experiments on target Skyrmions in the chiral … WebSep 7, 2024 · Fig. 1: Skyrmion braid in a chiral magnet. a – d Skyrmion braid comprising six skyrmion strings represented by isosurfaces of m z = 0. The color modulation at the edges of the box indicates the ...

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http://hopfion.com/incommensurate.html WebMar 30, 2024 · Binding a hopfion in a chiral magnet nanodisk. Yizhou Liu, R. Lake, J. Zang; Physics. ... We study scattering of itinerant electrons off a magnetic hopfion in a three-dimensional metallic magnet described by a magnetization vector S(r). A hopfion is a confined topological soliton of S(r) ...

WebJun 5, 2024 · By applying an external magnetic field, hopfion and MAP states with the same polarization can be switched between each other. The topological transition between the … WebBinding a hopfion in a chiral magnet nanodisk. Authors: Liu, Yizhou; Lake, Roger K.; Zang, Jiadong Publication Date: 2024-11-28 NSF-PAR ID: 10080376 Journal Name: …

WebJan 11, 2024 · Binding a hopfion in a chiral magnet nanodisk. Article. Nov 2024; Yizhou Liu; Roger Lake; Jiadong Zang; Hopfions are three-dimensional (3D) topological textures characterized by the integer Hopf ... WebNov 1, 2024 · Three-dimensional magnetic textures present their richness not only in variety of ground state structures, but also in their dazzling collective modes. As an example, the target skyrmion, a topological spin texture with a central skyrmion and an extra concentric helical ring, has been enabled by confining a chiral magnet in a nanodisk geometry.

WebJun 17, 2024 · A magnetic Hopfion is a three-dimensional topological soliton that consists of a closed loop of a twisted magnetic Skyrmion string. The results of numerical simulations are presented that demonstrate the existence of a stable Hopfion in a nanocylinder of a chiral magnet and an explicit analytic expression is shown to provide a reasonable …

WebOct 27, 2024 · In this configuration, the external field will decrease the magnetic structure size for both bobbers and tubes in the bottom layer, while increasing it in the top layer. As reported for 2D skyrmions, smaller sizes can increase frequencies in a specific band of breathing modes lying around 25 GHz. 45 45. dwyer point garage newport riWeblink.aps.org crystal meth presentationWebMar 31, 2024 · Depending on the origin of DMI, i.e., bulk or interfacial DMI, Bloch or Neel hopfions are stabilized in magnetic nanodisks. The numerical studies of Bloch hopfions … crystal meth productionWebNov 27, 2024 · Hopfions are three-dimensional (3D) topological textures characterized by the integer Hopf invariant ${Q}_{H}$. Here we present the realization of a zero-field, … dwyer plumbing and excavating erie paWebDec 1, 2024 · Binding a hopfion in a chiral magnet nanodisk. Phys Rev B (2024) N. Kent et al. Creation and observation of Hopfions in magnetic multilayer systems. Nat. Commun. (2024) F. Zheng et al. Magnetic skyrmion braids. Nat. Commun. (2024) R. Lavrijsen et al. Magnetic ratchet for three-dimensional spintronic memory and logic. dwyer ph sensorWebMar 6, 2024 · K41.00003: Binding a Hopfion in Chiral Magnet Nanodisk Yizhou Liu, Roger Lake, Jiadong Zang : Wednesday, March 6, 2024 9:00AM - 9:12AM: K41.00004: Visualizing Chiral Ferrimagnetism in Amorphous GdCo Films Robert Streubel, Charles-Henri Lambert, Noah Kent, Peter Ercius, Alpha N'Diaye, Colin Ophus, Sayeef … crystal meth rashWebJun 5, 2024 · Binding a hopfion in a chiral magnet nanodisk. Yizhou Liu, R. Lake, J. Zang. Published 5 June 2024. Physics. Physical Review B. Hopfions are three-dimensional … crystal meth pupils