Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 222
... parameter . In the pres- ence of a constant surface field , an angle dependence of the surface parameter A is predicted : ( 4.33 ) A = 1 див 2Sz1Ji 7. Hsurt = 1 CUB 2Sz1Ji Hurt cos ( α - 0 ) . = For a constant surface field , A will be ...
... parameter . In the pres- ence of a constant surface field , an angle dependence of the surface parameter A is predicted : ( 4.33 ) A = 1 див 2Sz1Ji 7. Hsurt = 1 CUB 2Sz1Ji Hurt cos ( α - 0 ) . = For a constant surface field , A will be ...
Page 223
... parameter giving A = 1 - Σ SA ,. P Experimental results suggest an angle - independent interaction between the iron spins at the YIG film surface and the gadolinium spins at the GdGaG substrate . This surface term will have the form ...
... parameter giving A = 1 - Σ SA ,. P Experimental results suggest an angle - independent interaction between the iron spins at the YIG film surface and the gadolinium spins at the GdGaG substrate . This surface term will have the form ...
Page 224
... parameter for YIG films grown by chemical vapor deposition techniques ( CVD ) can be evaluated in terms of eqs . ( 4.40 ) . By determining the magnitude of the surface parameter and evaluating the temperature and frequency dependence of ...
... parameter for YIG films grown by chemical vapor deposition techniques ( CVD ) can be evaluated in terms of eqs . ( 4.40 ) . By determining the magnitude of the surface parameter and evaluating the temperature and frequency dependence of ...
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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