Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 24
... ferrimagnetic iron garnets . The earliest of these involved substitutions of the trivalent ions of Al , Ga , Sc , In and Cr for the Fe3 + ions in Y [ Fe2 ] ( Fe3 ) O12 . In our first investigation [ 77 ] , magnetic measurements were ...
... ferrimagnetic iron garnets . The earliest of these involved substitutions of the trivalent ions of Al , Ga , Sc , In and Cr for the Fe3 + ions in Y [ Fe2 ] ( Fe3 ) O12 . In our first investigation [ 77 ] , magnetic measurements were ...
Page 44
... ferrimagnetic , but it was not possible to determine its Curie temperature ( it must be very low , however ) and the analogous Y3 + garnet is not ferrimagnetic , but may be antiferromagnetic . { CaGd , } [ Mn , ] ( Ge , ) O12 is ...
... ferrimagnetic , but it was not possible to determine its Curie temperature ( it must be very low , however ) and the analogous Y3 + garnet is not ferrimagnetic , but may be antiferromagnetic . { CaGd , } [ Mn , ] ( Ge , ) O12 is ...
Page 276
... ferrimagnetic sample may respond to a change in the magnetizing field . Later sections discuss some of the microscopic processes which enable us to understand damping and relaxation more fundamentally in some types of sample . This ...
... ferrimagnetic sample may respond to a change in the magnetizing field . Later sections discuss some of the microscopic processes which enable us to understand damping and relaxation more fundamentally in some types of sample . This ...
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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