Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 282
k - 0 the bulk processes of damping to be studied without the intrusion of the ef- fect of imperfections of an ... process in which a mechanical lattice wave couples with the excited spin wave to gen- erate a spin wave of higher ...
k - 0 the bulk processes of damping to be studied without the intrusion of the ef- fect of imperfections of an ... process in which a mechanical lattice wave couples with the excited spin wave to gen- erate a spin wave of higher ...
Page 338
... processes in the observations that will be discussed in sect . 4. Fur- thermore , an increasing influence of the Si4 + ions , in the sense of distorting the pure - YIG anisotropy of the photomagnetic sites , would be expected to affect ...
... processes in the observations that will be discussed in sect . 4. Fur- thermore , an increasing influence of the Si4 + ions , in the sense of distorting the pure - YIG anisotropy of the photomagnetic sites , would be expected to affect ...
Page 351
... process is interpreted as due to the photo- detachment of a localized electron from a Fe2 + site followed by retrapping ... processes . 4. Nonphotoinduced absorption properties of photomagnetic centres . - — PHOTOINDUCED PHENOMENA IN ...
... process is interpreted as due to the photo- detachment of a localized electron from a Fe2 + site followed by retrapping ... processes . 4. Nonphotoinduced absorption properties of photomagnetic centres . - — PHOTOINDUCED PHENOMENA IN ...
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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