Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 36
... fraction of diamagnetic ions in the d - sites . The curve for the Al3 + -substituted yttrium iron garnet system is also shown . results on the { Y } Fes - Al2O12 system [ 78 ] . We then read off the values of f , vs. the total ...
... fraction of diamagnetic ions in the d - sites . The curve for the Al3 + -substituted yttrium iron garnet system is also shown . results on the { Y } Fes - Al2O12 system [ 78 ] . We then read off the values of f , vs. the total ...
Page 377
... fraction k of active Fe2 + ions with equal anisotropy and a fraction 1 k of inactive ions . In conclusion , it may be stated that the whole complex of photomagnetic effects is covered by the proposed model in a qual- itative way . A ...
... fraction k of active Fe2 + ions with equal anisotropy and a fraction 1 k of inactive ions . In conclusion , it may be stated that the whole complex of photomagnetic effects is covered by the proposed model in a qual- itative way . A ...
Page 400
... fraction of the dodecahedral sites would allow the largest fraction of Bi or Pr . It should be remembered that many of the rare earths have absorptions in the near infrared and the visible which would contribute unacceptable op- tical ...
... fraction of the dodecahedral sites would allow the largest fraction of Bi or Pr . It should be remembered that many of the rare earths have absorptions in the near infrared and the visible which would contribute unacceptable op- tical ...
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Common terms and phrases
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