Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 152
... velocity . Let us seek a steady state with y = 0 and constant velocity q = V. Then eqs . ( 4.13 ) reduce to the equalities ( 4.15 ) V = x1oy ( H2- H ) = ( y / 2 M ) ( do / dy ) . The first equality is the classical mobility relation and ...
... velocity . Let us seek a steady state with y = 0 and constant velocity q = V. Then eqs . ( 4.13 ) reduce to the equalities ( 4.15 ) V = x1oy ( H2- H ) = ( y / 2 M ) ( do / dy ) . The first equality is the classical mobility relation and ...
Page 177
... velocity for steady - state motion given , according to eq . ( 7.14 ) with V , 0 , by ( 7.15 ) = = Do max y ( E ... velocity Vo is typically an order of magnitude smaller than the limiting V of the one - dimensional model discussed in ...
... velocity for steady - state motion given , according to eq . ( 7.14 ) with V , 0 , by ( 7.15 ) = = Do max y ( E ... velocity Vo is typically an order of magnitude smaller than the limiting V of the one - dimensional model discussed in ...
Page 184
... velocity of a bubble , the structure at every point on the wall must adjust itself so that a torque on the wall mo- ment provides this velocity in accordance with eq . ( 4.8 ) . If a small number of Bloch lines is present , then the ...
... velocity of a bubble , the structure at every point on the wall must adjust itself so that a torque on the wall mo- ment provides this velocity in accordance with eq . ( 4.8 ) . If a small number of Bloch lines is present , then the ...
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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