Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 168
... exist , a difference in the field H , = yy¬1 at these points must also be present ; hence a component of VH , ( and , there- fore , a force ) perpendicular to V must exist . It is interesting to note that the gyrotropic force resembles ...
... exist , a difference in the field H , = yy¬1 at these points must also be present ; hence a component of VH , ( and , there- fore , a force ) perpendicular to V must exist . It is interesting to note that the gyrotropic force resembles ...
Page 281
... exists only if o , / 2 [ w ; ( w ; + + m ) ] . If the equality in this equation is fulfilled , the spin wave excited has k≈0 and if w / 2 is greater than this k is given by @p 2 = [ ( « » , D + k2 h D D + 0m + k2 h - k2 + œ ; + h It is ...
... exists only if o , / 2 [ w ; ( w ; + + m ) ] . If the equality in this equation is fulfilled , the spin wave excited has k≈0 and if w / 2 is greater than this k is given by @p 2 = [ ( « » , D + k2 h D D + 0m + k2 h - k2 + œ ; + h It is ...
Page 340
... exists , that goes , in the case of Si - doped YIG at 4.2 K , from many hours to less than one second [ 22 ] . If the saturation condition Io , » ẞr is not satisfied , times Bmuch smaller than ( Io , ) - 1 do occur ; however , when ...
... exists , that goes , in the case of Si - doped YIG at 4.2 K , from many hours to less than one second [ 22 ] . If the saturation condition Io , » ẞr is not satisfied , times Bmuch smaller than ( Io , ) - 1 do occur ; however , when ...
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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