Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 97
... temperature variation of different yttrium - dysprosium iron garnets is displayed in fig . 14. The temperature characteristic remains the same for all compositions , which strongly supports that their magnetoelastic contribution is ...
... temperature variation of different yttrium - dysprosium iron garnets is displayed in fig . 14. The temperature characteristic remains the same for all compositions , which strongly supports that their magnetoelastic contribution is ...
Page 114
... temperature anisotropy can be described in terms of an isotropic exchange ... variation . For S - state ions the calculation of K1 ( T ) yields the ... temperature dependence [ 121 ] . For yttrium and gadolinium iron garnet this relation ...
... temperature anisotropy can be described in terms of an isotropic exchange ... variation . For S - state ions the calculation of K1 ( T ) yields the ... temperature dependence [ 121 ] . For yttrium and gadolinium iron garnet this relation ...
Page 315
... temperature range 222 K to 300 K they were able to observe two different ... variation , according to R R exp [ -E / kT ] , with E≈ 0.4 eV and R ... temperature variation of the low mobility is attributed to the tem- perature variation ...
... temperature range 222 K to 300 K they were able to observe two different ... variation , according to R R exp [ -E / kT ] , with E≈ 0.4 eV and R ... temperature variation of the low mobility is attributed to the tem- perature variation ...
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Common terms and phrases
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