Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page vi
... anisotropy constants 5. Temperature dependence of the magnetostriction con- stants .. IV . Quantum - mechanical theory 6. Spin Hamiltonians 7. Energy levels . V. 8. Magnetic anisotropy = 81. Anisotropy constants at T VI INDICE.
... anisotropy constants 5. Temperature dependence of the magnetostriction con- stants .. IV . Quantum - mechanical theory 6. Spin Hamiltonians 7. Energy levels . V. 8. Magnetic anisotropy = 81. Anisotropy constants at T VI INDICE.
Page 63
... constant with respect to a has been dropped . The constants K , are called the anisotropy constants . Equation ( 1.6 ) represents the most general expression of the orientation dependence of the crystalline anisotropy for cubic symmetry ...
... constant with respect to a has been dropped . The constants K , are called the anisotropy constants . Equation ( 1.6 ) represents the most general expression of the orientation dependence of the crystalline anisotropy for cubic symmetry ...
Page 65
... anisotropy constants a ) K1 and b ) K2 yttrium - terbium iron garnets Tb , -Y Fе5012 [ 22 ] : • x = 0 ,。 x = 0.46 , △ x = € 0.88 , A X 1.35 , ▾ x 1.83 ... Anisotropy constants of rare MAGNETIC ANISOTROPY AND MAGNETOSTRICTION IN GARNETS 65.
... anisotropy constants a ) K1 and b ) K2 yttrium - terbium iron garnets Tb , -Y Fе5012 [ 22 ] : • x = 0 ,。 x = 0.46 , △ x = € 0.88 , A X 1.35 , ▾ x 1.83 ... Anisotropy constants of rare MAGNETIC ANISOTROPY AND MAGNETOSTRICTION IN GARNETS 65.
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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