Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 59
... room temperature . Domains of homogeneous garnet films of composition a ) Gd2.85 Bio.15 Fe1.85 Ga0.15012 and b ) Gd27Bio Fe , Ga0.3012 in the absence of external mag- netic fields at room temperature . d ) 500 μm 200 μm - = Fig ...
... room temperature . Domains of homogeneous garnet films of composition a ) Gd2.85 Bio.15 Fe1.85 Ga0.15012 and b ) Gd27Bio Fe , Ga0.3012 in the absence of external mag- netic fields at room temperature . d ) 500 μm 200 μm - = Fig ...
Page 249
... temperature near 110 K , it is estimated that the surface layer should have a gadolinium composition such that 0.3 M. < < Mca < 0.4 M. at room temperature . Gd Fe Fe In attempting to duplicate experimental spectra , the surface layer ...
... temperature near 110 K , it is estimated that the surface layer should have a gadolinium composition such that 0.3 M. < < Mca < 0.4 M. at room temperature . Gd Fe Fe In attempting to duplicate experimental spectra , the surface layer ...
Page 442
... temperature range . In spite of an incompleteness of experimental evidence , especially for the low - temperature ... room temperature is ( 0.3 0.35 ) eV , it seems by far most probable that the temperature de- pendence of o at room ...
... temperature range . In spite of an incompleteness of experimental evidence , especially for the low - temperature ... room temperature is ( 0.3 0.35 ) eV , it seems by far most probable that the temperature de- pendence of o at room ...
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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