Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 295
... hence the frequency of precession is given by w = y { ( H2 + K ̧ ) ( H。 + K ̧ ) } ' , where KR = Mo 11. ( 1934 ) ... and K 1 3. ( 30 ) = Mo For H , along crystallographic [ 100 ] or [ 111 ] directions symmetry considerations show that ...
... hence the frequency of precession is given by w = y { ( H2 + K ̧ ) ( H。 + K ̧ ) } ' , where KR = Mo 11. ( 1934 ) ... and K 1 3. ( 30 ) = Mo For H , along crystallographic [ 100 ] or [ 111 ] directions symmetry considerations show that ...
Page 343
... Hence the " are obtained straightforwardly from ε by means of the spin - 1 rotation matrix , that is ( r ) ( Sa ) ( 8b ) ( 8c ) ε ( r ) * = ε ε ( r ) ε ɛ + ( r ) = ( 1+ cos ẞ , ) exp [ ix , ] + ( 1 -cos B , ) exp [ -ix , ] , 1 / 2 ( 1 ) ...
... Hence the " are obtained straightforwardly from ε by means of the spin - 1 rotation matrix , that is ( r ) ( Sa ) ( 8b ) ( 8c ) ε ( r ) * = ε ε ( r ) ε ɛ + ( r ) = ( 1+ cos ẞ , ) exp [ ix , ] + ( 1 -cos B , ) exp [ -ix , ] , 1 / 2 ( 1 ) ...
Page 509
... hence diamagnetic . These problems are particularly better tackled by NMR techniques and hence will be discussed further under the appropriate heading . 1 3. Optical methods . The optical transitions of several paramagnetic ions are ...
... hence diamagnetic . These problems are particularly better tackled by NMR techniques and hence will be discussed further under the appropriate heading . 1 3. Optical methods . The optical transitions of several paramagnetic ions are ...
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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