Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 99
... denotes the spin - orbit coupling , where and s are the orbital and spin momentum operators of the k - th electron ... denote the terms given in eq . ( 6.2 ) by H. , Hoer H and Hexch for abbrevia- 80 tion , the three groups of magnetic ...
... denotes the spin - orbit coupling , where and s are the orbital and spin momentum operators of the k - th electron ... denote the terms given in eq . ( 6.2 ) by H. , Hoer H and Hexch for abbrevia- 80 tion , the three groups of magnetic ...
Page 334
... denote the far vertices . c ) Orientation of the four tetrahedra of the unit cell having common tetragonal axis , in ... denoted by different symbols ( circle , square , triangle and diamond ) , the full ones being on the near side ...
... denote the far vertices . c ) Orientation of the four tetrahedra of the unit cell having common tetragonal axis , in ... denoted by different symbols ( circle , square , triangle and diamond ) , the full ones being on the near side ...
Page 335
... denoted by an equal number of dots . The diad axis which is orthogonal to the two edges denoted by thick lines ( one solid and one broken ) is a ( 110 ) -type direction . to the two edges denoted by thick lines ( one solid and one ...
... denoted by an equal number of dots . The diad axis which is orthogonal to the two edges denoted by thick lines ( one solid and one broken ) is a ( 110 ) -type direction . to the two edges denoted by thick lines ( one solid and one ...
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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