Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 200
... eigenstates a , as ( 1.19 ) Yo = A1 A2 A3 ... aN . This is the state realized at 0 K and represents the maximum ... eigenstate at the site i . However , is not an eigenfunction of the Hamiltonian of eq . ( 1.18 ) . An eigenfunction can ...
... eigenstates a , as ( 1.19 ) Yo = A1 A2 A3 ... aN . This is the state realized at 0 K and represents the maximum ... eigenstate at the site i . However , is not an eigenfunction of the Hamiltonian of eq . ( 1.18 ) . An eigenfunction can ...
Page 216
... eigenstates of the Hamiltonian , eq . ( 4.1 ) , in the circular - precession approximation , four consecutive canonical transformations are undertaken . The first transforms the spin operators from the crystallographic X , Y , 216 P. E. ...
... eigenstates of the Hamiltonian , eq . ( 4.1 ) , in the circular - precession approximation , four consecutive canonical transformations are undertaken . The first transforms the spin operators from the crystallographic X , Y , 216 P. E. ...
Page 343
... eigenstates of the spin component along û ,. Let ε ( q +1 , 0 , -1 ) be the resulting amplitudes . Furthermore , let ε and ε be the amplitudes defining the polarization in a co - ordinate system ( x , y , z ) with z - axis parallel to ...
... eigenstates of the spin component along û ,. Let ε ( q +1 , 0 , -1 ) be the resulting amplitudes . Furthermore , let ε and ε be the amplitudes defining the polarization in a co - ordinate system ( x , y , z ) with z - axis parallel to ...
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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