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Magnetic Skyrmion Materials.

Chemical Reviews, 2020
Skyrmion, a concept originally proposed in particle physics half a century ago, can now find the most fertile field for its applicability, that is, the magnetic skyrmion realized in helimagnetic materials.
Y. Tokura, N. Kanazawa
semanticscholar   +1 more source

The skyrmion-skyrmion interaction

Nuclear Physics A, 1985
Using the Skyrme effective lagrangian, baryons emerge as topological solitons. This effective lagrangian is used in adiabatic calculations aimed at providing an essentially parameter-free model of the interaction between such solitons. The resulting skyrmion-skyrmion interaction can be understood as terms simulating the exchange of π-, ρ-, and ω-mesons
A. Jackson, A.D. Jackson, V. Pasquier
openaire   +1 more source

Electrical Detection and Nucleation of a Magnetic Skyrmion in a Magnetic Tunnel Junction Observed via Operando Magnetic Microscopy.

Nano letters (Print), 2023
Magnetic skyrmions are topological spin textures which are envisioned as nanometer scale information carriers in magnetic memory and logic devices.
Joseba Urrestarazu Larrañaga   +16 more
semanticscholar   +1 more source

Skyrmion based majority logic gate by voltage controlled magnetic anisotropy in a nanomagnetic device

Nanotechnology, 2023
Magnetic skyrmions are topologically protected spin textures and they are suitable for future logic-in-memory applications for energy-efficient, high-speed information processing and computing technologies.
Bibekananda Paikaray   +3 more
semanticscholar   +1 more source

Deformation effects in the Skyrmion-Skyrmion interaction

Physical Review D, 1985
In the framework of the Skyrme model we calculate the Skyrmion-Skyrmion interaction allowing for deformations in the chiral field. Significant changes in the potentials compared to the ones with the pure hedgehog ansatz appear. This strongly suggests that no convincing calculation of the static N-N potential as constructed from the Skyrmion-Skyrmion ...
, Kaulfuss, , Meissner
openaire   +2 more sources

Morse theory and the Skyrmion-Skyrmion potential

Physical Review D, 1991
We apply the Ljusternik-{hacek S}nirelman theory, a derivative of Morse theory, to the Skyrmion-Skyrmion potential in the two-flavor Skyrme model to look for the existence of new, static, classical solutions in the sector with baryon number two. Concomitantly, we present a systematic method for obtaining an expansion of this potential, in inverse ...
, Isler, , LeTourneux, , Paranjape
openaire   +2 more sources

Dynamics in skyrmions

Nuclear Physics A, 1993
Time-dependent solutions of the SU(2) Skyrme model in the hedgehog approximation are determined for classical pion-nucleon scattering at energies where the amplitude of the pion fluctuating field is large, and analysis in terms of normal modes no longer possible.
KOOPMAN, ELM, LANDE, A, SCHOLTEN, O
openaire   +2 more sources

Skyrmion bags of light in plasmonic moiré superlattices

Nature Physics
The study of van der Waals heterostructures with an interlayer twist, known as twistronics, has been instrumental in advancing the understanding of many strongly correlated phases, many of which derive from the topology of the physical system.
J. Schwab   +11 more
semanticscholar   +1 more source

Skyrmions on the track

Nature Nanotechnology, 2013
Magnetic skyrmions are nanoscale spin configurations that hold promise as information carriers in ultradense memory and logic devices owing to the extremely low spin-polarized currents needed to move them.
Albert, Fert   +2 more
openaire   +2 more sources

Stabilization of the Skyrmion

Physical Review D, 1996
We examine the effects of treating the linear scale of the Skyrmion as a quantum variable. It is found that when angular momentum also is included, the soliton is stable and there is no need for the artificial quartic term traditionally used. These results involve a careful treatment of the constrained degrees of freedom and the quantization procedure ...
, Abdalla, , Preston
openaire   +2 more sources

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