Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 367
... light ( 10 mW / cm2 ) the permeability of a polycrystalline YIG ( x = 0.006 ) sample drops in a few seconds from its initial value of 120 to a final value of 10 . 120 80 40 light on 5 t ( s ) 10 Fig . 1 . Time dependence of initial ...
... light ( 10 mW / cm2 ) the permeability of a polycrystalline YIG ( x = 0.006 ) sample drops in a few seconds from its initial value of 120 to a final value of 10 . 120 80 40 light on 5 t ( s ) 10 Fig . 1 . Time dependence of initial ...
Page 373
... light . When meas- ured with monochromatic light , this « sensitivity » S is a measure of the ef- fectiveness of light of a given wavelength to produce photomagnetic changes . Figure 7a ) shows S plotted as a function of the wave number ...
... light . When meas- ured with monochromatic light , this « sensitivity » S is a measure of the ef- fectiveness of light of a given wavelength to produce photomagnetic changes . Figure 7a ) shows S plotted as a function of the wave number ...
Page 525
... light , Y , Fe012 . b ) Transmitted light , wafer of Y , Fe , 012 of 50 pm thickness , the same area as in a ) . c ) Reflected light , Y , Fe , O ,, etched . d ) Reflected light , Y , Ca , Fe , Ge2O12 with << liquid >> phase around ...
... light , Y , Fe012 . b ) Transmitted light , wafer of Y , Fe , 012 of 50 pm thickness , the same area as in a ) . c ) Reflected light , Y , Fe , O ,, etched . d ) Reflected light , Y , Ca , Fe , Ge2O12 with << liquid >> phase around ...
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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