Tabla de Contenidos:
  • Front Cover
  • Infrared and Raman Spectroscopies of Clay Minerals
  • Copyright
  • Dedication
  • Contents
  • Contributors
  • Acknowledgements
  • Chapter 1: General Introduction
  • 1.1. Origin and Content of the Book
  • 1.2. Victor Colin Farmer (1920-2006)
  • 1.3. Perspectives and Concluding Remarks
  • Chapter 2: Theoretical Aspects of Infrared and Raman Spectroscopies
  • 2.1. Introduction
  • 2.2. Lattice Dynamics in the Harmonic Approximation
  • 2.2.1. Classical Model of Crystal Vibrations
  • 2.2.2. Categorisation and Symmetry of Vibrational Modes
  • 2.2.3. Relation to the Quantum Mechanical Description of Vibrational Properties2.2.4. Anharmonic Vibrational Properties
  • 2.3. Probing the Vibrational Modes with IR Light
  • 2.3.1. Drude-Lorentz Model Applied to IR Spectroscopy
  • 2.3.2. Low-Frequency Dielectric Permittivity Tensor of a Crystal and Born Effective Charge Tensors
  • 2.3.3. IR Spectroscopy of Powder Materials
  • 2.3.3.1. Light Reflection and Transmission by an Isotropic Dielectric Slab
  • 2.3.3.1.1. IR Absorption by Isolated Small Particles in a Nonabsorbing Matrix
  • 2.3.3.1.2. Effective Dielectric Functions of Composite Samples2.3.3.2. Infrared Emission Spectroscopy (IES)
  • 2.4. Raman Spectroscopy
  • 2.5. Modeling of Vibrational Spectra from First Principles
  • Chapter 3: Modern Infrared and Raman Instrumentation and Sampling Methods
  • 3.1. Introduction
  • 3.2. Instrumentation
  • 3.2.1. IR Spectroscopy
  • 3.2.2. Raman Spectroscopy
  • 3.2.3. IR and Raman Microscopies
  • 3.2.4. Portable and Miniature Instruments
  • 3.3. IR Sampling Techniques
  • 3.3.1. Transmission Through Dispersions in Transparent Media
  • 3.3.2. Transmission Through Thin Films3.3.3. External Specular Reflection
  • 3.3.4. Reflection-Absorption of Thin Films on Mirror Substrates
  • 3.3.5. Diffuse Reflectance MIR and NIR Spectroscopies
  • 3.3.6. IR Emission
  • 3.3.7. Photoacoustic Spectroscopy
  • 3.3.8. Internal Reflection IR and Attenuated Total Reflectance (ATR) Spectroscopy
  • 3.3.9. Combined Acquisition in the MIR and NIR
  • 3.4. Raman Sampling Techniques
  • 3.5. Epilogue
  • Chapter 4: Spectral Manipulation and Introduction to Multivariate Analysis
  • 4.1. Introduction
  • 4.2. Overview of Postcollection Spectral Processing4.2.1. Smoothing
  • 4.2.2. Baseline Corrections
  • 4.2.3. Atmospheric Compensation
  • 4.2.4. Normalisation
  • 4.3. Identification and Separation of Overlapping Vibrational Transitions
  • 4.3.1. Decomposition of Overlapping Bands
  • 4.3.2. Derivative Analysis
  • 4.4. Multivariate Analysis and Chemometric Quantification
  • 4.4.1. Introduction to PCA and PLS
  • 4.4.2. Training (Calibration) and Property datasets
  • 4.4.3. Validation and Optimum Dimensionality