Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Results 1-3 of 69
Page 58
... occur , the latter being typical for uniaxial materials . In the film , the uniaxial anisotropy dominates and the uniaxial axis is perpendicular to the film plane . The magnetization in the domains thus is aligned parallel to this axis ...
... occur , the latter being typical for uniaxial materials . In the film , the uniaxial anisotropy dominates and the uniaxial axis is perpendicular to the film plane . The magnetization in the domains thus is aligned parallel to this axis ...
Page 278
... occurs for @m = 30 ;. A further interesting feature is the possibility that two spin waves may be produced whose frequencies add to give the frequency of a spin wave from which they are generated . This process can occur only if the ...
... occurs for @m = 30 ;. A further interesting feature is the possibility that two spin waves may be produced whose frequencies add to give the frequency of a spin wave from which they are generated . This process can occur only if the ...
Page 452
... occur by spin - orbit mixing of some T , into the A , ground state and that , due to the lack of inversion symmetry ... occurs on the other sublattice , i.e. a magnon is pro- duced . The spin selection rule is obeyed and the transition ...
... occur by spin - orbit mixing of some T , into the A , ground state and that , due to the lack of inversion symmetry ... occurs on the other sublattice , i.e. a magnon is pro- duced . The spin selection rule is obeyed and the transition ...
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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