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Nuclear acoustic resonance /
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Otros Autores: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Boston :
Academic Press,
�1993.
|
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; Nuclear Acoustic Resonance; Copyright Page; Table of Contents; PREFACE; CHAPTER 1. INTRODUCTION; 1.1 What is Nuclear Acoustic Resonance?; 1.2 Nuclear Magnetic Resonance; 1.3 Nuclear Electric Quadrupole Effects; 1.4 Line Width Effects; 1.5 Nuclear Spin-Lattice Relaxation; 1.6 Interaction of Acoustic Waves with Nuclear Spins; 1.7 Acoustic Saturation of Nuclear Magnetic Resonance; 1.8 Nuclear Acoustic Resonance; 1.9 Historical Note; References; CHAPTER 2. BASIC THEORY; 2.1 Elastic Waves in Solids; 2.2 Nuclear Spin Interactions
- 2.3 Nuclear Spin-Phonon Interactions: Fermi Golden Rule Approach2.4 NAR Absorption and NAR Dispersion: Miiller Approach; References; CHAPTER 3. DYNAMIC NUCLEAR ELECTRIC QUADRUPOLE INTERACTIONS; 3.1 Multipole Expansions Using Spherical Tensors: The Aim Irreducible Tensor Operators; 3.2 Nuclear Electrostatic Multipole Interactions; 3.3 Dynamic Electric Quadrupole Interaction; 3.4 Electric Field Gradient: Symmetry Considerations and the S-Tensor; 3.5 Fedders' Calculation of Absorption and Dispersion; 3.6 Application. NAR in Noncubic Metallic Rhenium: Pure Nuclear Electric Quadrupole Resonance
- 3.7 Dynamic Nuclear Electric Hexadecapole Interaction3.8 Is the Hexadecapole Interaction (HDI) Observable by NAR Techniques?; 3.9 Dynamic Magnetic Dipole-Dipole Interaction; 3.10 Additional Mechanisms for Multipole Quantum Transitions; References; CHAPTER 4. DYNAMI CALPHER
- RUBIN (DIPOLAR) INTERACTION; 4.1 Nature of the Coupling; 4.2 Classical Derivation of Dipolar NAR Absorption and Dispersion: I. Method of Quinn-Buttet-Fedders; 4.3 Classical Derivation of Dipolar NAR Absorption and Dispersion: II. Method of M�uller; 4.4 Experimental Verification in Metals; 4.5 The 'Low Temperature' Limit
- 4.6 NAR Absorption and Dispersion: Quantum Mechanical Approach4.7 Influence of Electronic Band Structure; References; CHAPTER 5. LINE BROADENING AND RELAXATION EFFECTS; 5.1 Introduction; 5.2 The Method of Moments Applied to NAR1 and NAR2; 5.3 Generalized Bloch Equations; 5.4 Quadrupole-Split High Field Case: Hamiltonian, Energy Levels, Transitions; 5.5 Line Shape of the Quadrupole-Split High Field Line: Intraspin Cross Relaxation; 5.6 Spin Relaxation by Dynamic Quadrupole Interaction; 5.7 Dipolar and Quadrupolar Exchange Contributions to NAR Line Shapes
- 5.8 Relaxation by the Intrinsic Direct Process in Van Vleck ParamagnetsReferences; CHAPTER 6. BONDING IN INSULATORS, SEMICONDUCTORS AND METALS: STRAIN-ELECTRIC FIELD GRADIENT TENSORS; 6.1 Introduction; 6.2 Ionic and Covalent Effects in Insulators: The Sternheimer Antishielding Factor; 6.3 Semiconductors; 6.4 Antishielding in Metals; References; CHAPTER 7. EXPERIMENTAL TECHNIQUES; 7.1 Introduction; 7.2 Continuous Wave Ultrasonics: Propagating Wave Model; 7.3 CW Spectrometers; 7.4 Signal Calibration; 7.5 Transient NAR Techniques; 7.6 The Composite Resonator; 7.7 Application: NAR in Rhenium