Stationary Precession Topological Solitons with Nonzero Hopf Invariant in a Uniaxial Ferromagnet
A. B. Borisov, F. N. Rybakov
TL;DR
This paper numerically discovers three-dimensional stationary precession solitons with nonzero Hopf invariants in a uniaxial ferromagnet, detailing their structure and existence conditions.
Contribution
It introduces the first numerical solutions of 3D precession solitons with nonzero Hopf index in ferromagnets, expanding understanding of topological magnetic structures.
Findings
Identified stable soliton structures with nonzero Hopf invariants.
Mapped the parameter space where these solitons exist.
Analyzed the structure of the solitons in detail.
Abstract
Three-dimensional stationary precession solitons with nonzero Hopf indices are found numerically by solving the Landau-Lifshitz equation. The structure and existence domain of the solitons are found.
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Taxonomy
TopicsNonlinear Photonic Systems · Nonlinear Waves and Solitons · Advanced Fiber Laser Technologies