Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 326
... current density and is the susceptibility . From ref . [ 10 ] . These phenomena without change of symmetry have a very distinctive character , with respect to the ones discussed previously , since , typically , they do not involve the ...
... current density and is the susceptibility . From ref . [ 10 ] . These phenomena without change of symmetry have a very distinctive character , with respect to the ones discussed previously , since , typically , they do not involve the ...
Page 373
... current density , it seems reasonable to define a quantity S ( μl ) -1 ( du / dt ) -o , where the derivative is taken at the moment of switching on the light . When meas- ured with monochromatic light , this « sensitivity » S is a ...
... current density , it seems reasonable to define a quantity S ( μl ) -1 ( du / dt ) -o , where the derivative is taken at the moment of switching on the light . When meas- ured with monochromatic light , this « sensitivity » S is a ...
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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