Proceedings of the International School of Physics "Enrico Fermi.", Volume 70N. Zanichelli, 1978 - Nuclear physics |
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Page 424
... impurity contribution imp : Ototo + mp . The thermal activation energy determining op is smaller than the ionization energy of the majority centres , so that amp only dominates at low temperatures . In polycrystalline samples the impurity ...
... impurity contribution imp : Ototo + mp . The thermal activation energy determining op is smaller than the ionization energy of the majority centres , so that amp only dominates at low temperatures . In polycrystalline samples the impurity ...
Page 441
... impurity atom may be introduced into the host lattice with different valences if different sites in the lattice are available for the impurity atom . No evidence has so far been given for Scott and Page's suggestion in other materials ...
... impurity atom may be introduced into the host lattice with different valences if different sites in the lattice are available for the impurity atom . No evidence has so far been given for Scott and Page's suggestion in other materials ...
Page 532
... impurity content of PbO , PbF , B.O , based flux - grown yttrium iron garnet is given in table II . The main impurities are Pb and F. Pb is assumed to be essentially in the divalent state , thus F accounts for charge compensation . But ...
... impurity content of PbO , PbF , B.O , based flux - grown yttrium iron garnet is given in table II . The main impurities are Pb and F. Pb is assumed to be essentially in the divalent state , thus F accounts for charge compensation . But ...
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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