Dynamical Toroidal Hopfions in a Ferromagnet with Easy-Axis Anisotropy
classification
❄️ cond-mat.str-el
keywords
anisotropybeenferromagnetsolitonstoroidalalongaxisdetermined
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Three-dimensional toroidal precession solitons with a nonzero Hopf index, which uniformly move along the anisotropy axis in a uniaxial ferromagnet, have been found. The structure and existence region of the solitons have been numerically determined by solving the Landau-Lifshitz equation.
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