The Physics of Actinide Compounds

1. Introduction.- 2. Survey of Experimental Data.- 2.1. Experimental Techniques.- 2.1.1. Sample Preparation.- 2.1.2. Neutron Diffraction.- 2.1.3. Nuclear Magnetic Resonance.- 2.1.4. Mössbauer Resonance.- 2.1.5. Muon Spin Rotation (?SR).- 2.1.6. Other Experimental Techniques.- 2.2. NaCl-Type Metallic Actinide Compounds.- 2.2.1. General.- 2.2.2. Uranium Monophosphide.- 2.2.3. Uranium Monoarsenide.- 2.2.4. Uranium Mononitride.- 2.2.5. Uranium Antimonide.- 2.2.6. Uranium Monochalcogenides.- 2.2.7. Neptunium Carbide.- 2.2.8. Neptunium Monopnictides.- 2.2.9. Plutonium Compounds.- 2.2.10. Solid Solutions of Uranium Monopnictides and Monochalcogenides.- 2.3. UX2-Type and UXY-Type Tetragonal Uranium Compounds.- 2.4. A3X4-Type Metallic Actinide Compounds.- 2.5. Intermetallic Actinide Compounds.- 2.5.1. General.- 2.5.2. AX2-Type Intermetallics.- 2.5.3. AX3-Type Intermetallics.- 2.5.4. Miscellaneous Intermetallics.- 2.6. Actinide Oxides.- 2.6.1. Uranium Dioxide.- 2.6.2. UO2-ThO2 Solid Solutions.- 2.6.3. Other Uranium Oxides.- 2.6.4. Neptunium Dioxide.- 2.6.5. Intermetallic Oxides.- 2.7. Actinide Halides.- 2.7.1. Uranium Triiodide.- 2.7.2. Other Actinide Halides.- 2.8. Other Compounds.- 2.9. Spectroscopic Data on Actinide Ions.- 3. Survey of Theory.- 3.1. Localized Electron Theories.- 3.1.1. Assumptions of the Crystal-Field Model.- 3.1.2. Crystal-Field Theory.- 3.1.2a Mathematical Formulation.- 3.1.2b. The Coulomb Hamiltonian.- 3.1.2c. The Spin-Orbit Hamiltonian.- 3.1.2d. The Crystal-Field Hamiltonian.- 3.1.2e. Point Symmetry.- 3.1.2f. Matrix Elements of ?cf.- 3.1.2g. The Zeeman Hamiltonian.- 3.1.2h. Thermodynamic Averages.- 3.1.2i. Shielding.- 3.1.2j. Comments on the Crystal-Field Theory.- 3.1.3. Interionic Interactions.- 3.1.3a. Heisenberg Exchange.- 3.1.3b. Anisotropic Exchange.- 3.1.3c. Electric Multipole Interactions.- 3.1.3d. Biquadratic Exchange.- 3.1.3e. RKKY Exchange.- 3.1.3f. Coqblin-Schrieffer Exchange.- 3.1.4. Theories of First-Order Transitions Based on Localized Models.- 3.1.4a. Biquadratic Exchange.- 3.1.4b. Allen's Theory of UO2.- 3.1.4c. Theories of NpO2.- 3.1.4d. The Long-Wang Theory of UP.- 3.1.4e. Blume's Level-Crossing Theory.- 3.1.4f. A Theory of UI3.- 3.2. Theories Involving Itinerant Electrons.- 3.2.1. Band Calculations.- 3.2.1a. Introduction.- 3.2.1b. Actinide Metals.- 3.2.1c. NaCl-Type Actinide Compounds.- 3.2.2. Spin-Fluctuation Models.- 3.2.3. Electron Delocalization Model.- 3.3. A Theory Intermediate to the Localized and Band Models.- 3.4. Similarities between Mixed-Valence Rare Earths and Metallic Actinide Compounds.- Appendix A. Irreducible Tensor Operators.- Appendix B. Magnetic Structures.- References.- Author Index.