Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 150
... curvature . In order to derive equations pertaining to this surface from the Landau - Lifshitz equations pertaining to a unit volume , we need to connect variations of o with those of energy density w ( see eq . ( 3.5 ) ) . Thus we ...
... curvature . In order to derive equations pertaining to this surface from the Landau - Lifshitz equations pertaining to a unit volume , we need to connect variations of o with those of energy density w ( see eq . ( 3.5 ) ) . Thus we ...
Page 174
... curvature radius R , against the Bloch line . Then we obtain the mobility by balancing x and y components of force for a wall of dimension unity in the z - direction . Since nothing constrains the Bloch line in the x - direction , FL ...
... curvature radius R , against the Bloch line . Then we obtain the mobility by balancing x and y components of force for a wall of dimension unity in the z - direction . Since nothing constrains the Bloch line in the x - direction , FL ...
Page 186
line curvature x ( i.e. the inverse of the radius of curvature ) within the tangent plane plus one due to the dependence of Bloch - line energy per length E , on z owing to the dependence of stray field H ̧ ( z ) on z . The force ...
line curvature x ( i.e. the inverse of the radius of curvature ) within the tangent plane plus one due to the dependence of Bloch - line energy per length E , on z owing to the dependence of stray field H ̧ ( z ) on z . The force ...
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absorption angle anisotropy constants antiferromagnetic Appl axis birefringence Bloch lines Bloch point bubble calculated cation cm-¹ Co² Co³ coefficient concentration contribution crystal field cubic Curie temperature curve diamagnetic dichroism direction of magnetization domain wall effects electron energy levels equations exchange experimental Fe2+ Fe³ ferrimagnetic ferromagnetic resonance film formula unit frequency GELLER GILLEO given Hamiltonian interaction ion moments Journ K₁ lattice constant line width linear magnetic anisotropy magnetic field magneto-optical magnetoelastic magnons measurements modes neutron diffraction observed obtained octahedral octahedral sites optical orbital oxygen paramagnetic parameters phonons photoinduced photomagnetic Phys polarization polycrystalline properties rare-earth ions rare-earth iron garnets relaxation resonance room temperature rotation sample shown in fig sin² specimens spin wave spin-orbit coupling spontaneous magnetization sublattice substitution surface symmetry temperature dependence tetrahedral theory tion torque transitions uniaxial anisotropy valence values vector velocity yttrium iron garnet