Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 35
... nuclei . A num- ber of interesting results were obtained . In our earlier work on this system [ 90 ] , we had determined from powder X - ray diffraction intensity data that , in { YCa , } Sn , Fe3O12 , 90 % of the Sn4 + ions were in ...
... nuclei . A num- ber of interesting results were obtained . In our earlier work on this system [ 90 ] , we had determined from powder X - ray diffraction intensity data that , in { YCa , } Sn , Fe3O12 , 90 % of the Sn4 + ions were in ...
Page 506
... nucleus of the cation . These will be illustrated in this paper . The in- fluence on the various properties , as we have seen in the preceding paragraph , of the different cations depending on the site they enter in the garnet structure ...
... nucleus of the cation . These will be illustrated in this paper . The in- fluence on the various properties , as we have seen in the preceding paragraph , of the different cations depending on the site they enter in the garnet structure ...
Page 510
... nuclei present . Thus , by studying the Mössbauer spectra of YIG : Ga and YIG : Al in the paramagnetic state , CZERLINSKY was able to determine the concentration of Fe in the two sites and consequently that of Ga and Al also . BORGHESE ...
... nuclei present . Thus , by studying the Mössbauer spectra of YIG : Ga and YIG : Al in the paramagnetic state , CZERLINSKY was able to determine the concentration of Fe in the two sites and consequently that of Ga and Al also . BORGHESE ...
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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