Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 28
... unit . Actually , this did not fit the results very well , because it predicted rather large occupancies of the tetrahedral sites by Se3 + and In3 + ions [ 77 ] . Following our earlier work on Sn + -substituted YIG [ 90 ] , GILLEO [ 89 ] ...
... unit . Actually , this did not fit the results very well , because it predicted rather large occupancies of the tetrahedral sites by Se3 + and In3 + ions [ 77 ] . Following our earlier work on Sn + -substituted YIG [ 90 ] , GILLEO [ 89 ] ...
Page 150
... unit volume , we need to connect variations of o with those of energy density w ( see eq . ( 3.5 ) ) . Thus we write ( 4.1 ) ∞ do = [ [ ( Sw / 80 ) 80 + ( sw / Sq ) dq ] dy , -8 where represents a variation and the functional ...
... unit volume , we need to connect variations of o with those of energy density w ( see eq . ( 3.5 ) ) . Thus we write ( 4.1 ) ∞ do = [ [ ( Sw / 80 ) 80 + ( sw / Sq ) dq ] dy , -8 where represents a variation and the functional ...
Page 173
... unit length of Bloch line in this geometry we write ( 7.3 ) W = fodx , where the integral extends to large fixed distances on both sides of X. By applying the chain rule for functional derivatives we find the equalities ( 7.4 ) SW SX ...
... unit length of Bloch line in this geometry we write ( 7.3 ) W = fodx , where the integral extends to large fixed distances on both sides of X. By applying the chain rule for functional derivatives we find the equalities ( 7.4 ) SW SX ...
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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