Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 49
... factor 1k and the canting factor to Gd3 + ion moments . Also for a greater than about 2.25 , it seems that the Gd3 + ions are effective in causing the specimens to be ferrimagnetic . 4 -- Rendiconti S.I.F. . LXX IV.7 . Practical ...
... factor 1k and the canting factor to Gd3 + ion moments . Also for a greater than about 2.25 , it seems that the Gd3 + ions are effective in causing the specimens to be ferrimagnetic . 4 -- Rendiconti S.I.F. . LXX IV.7 . Practical ...
Page 175
... factor in eq . ( 7.12 ) is important , is ( 7.13 ) a ( H ̧ - H ) « Hь 2 ( 2лAQ ) 1 / a . b For 5 um garnets with a equal to the film thickness , H is typically 10 Oe . Another criterion , which requires | V to be smaller than the ...
... factor in eq . ( 7.12 ) is important , is ( 7.13 ) a ( H ̧ - H ) « Hь 2 ( 2лAQ ) 1 / a . b For 5 um garnets with a equal to the film thickness , H is typically 10 Oe . Another criterion , which requires | V to be smaller than the ...
Page 402
... factor and it deter- mined the magnetic effects down to the infrared . With substitution of Bi , the peak at ~ 3.3 eV has become magneto - optically active . It determines the lower - energy behavior . 2'10 . Nature of the transitions ...
... factor and it deter- mined the magnetic effects down to the infrared . With substitution of Bi , the peak at ~ 3.3 eV has become magneto - optically active . It determines the lower - energy behavior . 2'10 . Nature of the transitions ...
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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