Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 148
... observable effects arise when S❘ becomes so large that the vertical Bloch lines can no longer be accommodated around the circumference at greater than their equilibrium spacing ( see eq . ( 3.16 ) ) . The Bloch - line structure in this ...
... observable effects arise when S❘ becomes so large that the vertical Bloch lines can no longer be accommodated around the circumference at greater than their equilibrium spacing ( see eq . ( 3.16 ) ) . The Bloch - line structure in this ...
Page 166
... observable wall - surface moment is continuous everywhere on the wall , the discontinuity of cannot have any physical consequence . Its occurrence is simply a fault of the mathematical representation . In the expression ( 6.6 ) for , it ...
... observable wall - surface moment is continuous everywhere on the wall , the discontinuity of cannot have any physical consequence . Its occurrence is simply a fault of the mathematical representation . In the expression ( 6.6 ) for , it ...
Page 496
... observable . - 32. FeBO - a weak ferromagnet . Though the central subject of this section is to illustrate the experimental approach and the subsequent analysis to evaluate magnetic parameters , some basic features of FeBO , must be ...
... observable . - 32. FeBO - a weak ferromagnet . Though the central subject of this section is to illustrate the experimental approach and the subsequent analysis to evaluate magnetic parameters , some basic features of FeBO , must be ...
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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