Chiral bobber
WebMar 12, 2024 · In this work, we theoretically demonstrate the stabilities of various topological spin textures against homochiral states in chiral magnets, including chiral bobbers, dipole strings, and skyrmion tubes. They can be effectively classified by … WebSep 17, 2024 · Chiral bobber (ChB) is an exotic three-dimensional topological texture in chiral magnets. It is composed of a Bloch-point singularity and a skyrmion tube; the …
Chiral bobber
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WebJun 29, 2024 · These objects, which are referred to as "chiral magnetic bobbers," are three-dimensional magnetic structures that appear near the surfaces of certain alloys. … WebMar 10, 2024 · Other three-dimensional spin textures, such as chiral bobbers 6,7 or skyrmion strings 8, which have recently been found in spin systems, have a robust and flexible three-dimensional structure ...
WebDec 20, 2024 · A chiral bobber is a localized three-dimensional magnetization configuration, terminated by a singularity. Chiral bobbers coexist with magnetic … WebMay 27, 2024 · Minimum energy paths are found for magnetization reversals in a nano-island, collapse of skyrmions in two-dimensional layers and annihilation of a chiral bobber near the surface of a three-dimensional magnet. The LBFGS-OSO method is found to outperform the dynamics based approaches by up to a factor of 8 in some cases. Authors:
WebNov 16, 2024 · Such chiral bobber-like structures and deformed strings are also confirmed by several XY-slices taken at different z-values (Figure 3c–e). The slice at z = −50 nm close to the top surface exhibits only three circular domains corresponding to strings #1, #3, and #4, whereas chiral bobber #2 is absent. WebNov 5, 2024 · While chiral magnetic skyrmions have been attracting significant attention in the past years, recently, a new type of a chiral particle emerging in thin films $-$ a chiral …
WebApr 9, 2024 · Experimental observation of chiral magnetic bobbers in B20-type FeGe. Fengshan Zheng, Filipp N. Rybakov, Aleksandr B. Borisov, …
WebJan 4, 2024 · Phys. Rev. Lett. 126, 017204 (2024) – Published 8 January 2024 A novel way to stabilize elusive chiral bobbers works by proximity coupling of two independent skyrmion lattice states. Show Abstract PDF HTML Editors' Suggestion Experimental Observation of Tensor Monopoles with a Superconducting Qudit dyson v6 motorhead vs shark ionflexWeb(Dated: December 22, 2024) A chiral bobber is a localized three-dimensional magnetization con guration, terminated by a singularity. Chiral bobbers coexist with magnetic skyrmions in chiral... csek creativeWebDec 13, 2024 · According to the simulation results, we find that both the tube-like Néel-type skyrmions and the bobber-like Néel-type skyrmions can be electrically generated. In particular, the size of the bobber-like Néel-type skyrmions can be effectively reduced by the spin-orbit torques, which leads to the formation of 20 nm Néel-type skyrmions. cseke eszter on the spotWebJan 8, 2024 · A chiral bobber is a localized three-dimensional magnetization configuration, terminated by a singularity. Chiral bobbers coexist with magnetic skyrmions in chiral … dyson v6 motorhead+ replacement batteryWebApr 12, 2024 · Chiral bobbers are formed by skyrmion tubes partially penetrating into a sample with a nite depth and ending with Bloch points (Figs. 1f-h), whose thermal stability is attributed to the... dyson v6 motorhead won\u0027t chargeWebNov 14, 2024 · We show using micromagnetic simulations that chiral bobbers, earlier predicted to be metastable, are in fact the stable ground state in the presence of an addnl. interfacial Rashba Dzyaloshinskii ... csekerry outlook.frWebMay 27, 2024 · The simulation cell contains 30 × 30 × 30 atoms subject to periodic boundary conditions in the x–y plane representing a chiral bobber located near one of the boundaries, see figure 4. The final state of the transition is the conical state. The parameter values are J = 1 meV (only nearest neighbour interaction), D = 0.45 meV, B = 2.8 T, μ i ... dyson v6 motorhead price comparison