Dynamical Toroidal Hopfions in a Ferromagnet with Easy-Axis Anisotropy

Details Dynamical Toroidal Hopfions in a Ferromagnet with Easy-Axis Anisotropy Dynamical Toroidal Hopfions in a Ferromagnet with Easy-Axis Anisotropy

2009-11-02

arxiv.org/abs/0911.0451v1

JETP Letters, Vol. 90, No. 7, pp. 544-547 (2009)

Physics

Condensed Matter

Strongly Correlated Electrons

6 pages, 4 figures

Scientific paper

10.1134/S0021364009190102

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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