Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 111
... isotopic . The trigonal For the definition of the parameters see [ 125 , 126 ] , a , d and c refer to octahedral , tetrahedral Parameters ( cm - 1 ) Ref . 4t 9B Hexch αλ D a 150 +1 [ 132 ] 150 3.4 + 300 400 + 110 ( " ) 2.9 - -0.05 1000 ...
... isotopic . The trigonal For the definition of the parameters see [ 125 , 126 ] , a , d and c refer to octahedral , tetrahedral Parameters ( cm - 1 ) Ref . 4t 9B Hexch αλ D a 150 +1 [ 132 ] 150 3.4 + 300 400 + 110 ( " ) 2.9 - -0.05 1000 ...
Page 510
... isotopes could involve a complex experimental set - up and could become very expensive . It is here that a NMR technique like spin echo becomes very attractive and is discussed below . 5 . — Spin echo technique . We were the first to ...
... isotopes could involve a complex experimental set - up and could become very expensive . It is here that a NMR technique like spin echo becomes very attractive and is discussed below . 5 . — Spin echo technique . We were the first 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