Characterization of Liquids, Nano- and Microparticulates, and Porous Bodies using Ultrasound

Name: Characterization of Liquids, Nano- and Microparticulates, and Porous Bodies using Ultrasound
Brand: Elsevier
Price: 245.0 EUR
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Andrei S. Dukhin Philip J. Goetz(Autor*in)

Elsevier (Verlag)

Erschienen am 3. September 2002

382 Seiten

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978-0-08-054336-9 (ISBN)

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Inhalt

Cover
Table of Contents
Preface
Chapter 1. INTRODUCTION
1.1 Historical overview
1.2 Advantages of ultrasound over traditional characterization techniques
References
Chapter 2. FUNDAMENTALS OF INTERFACE AND COLLOID SCIENCE
2.1 Real and model dispersions
2.2 Parameters of the model dispersion medium
2.2.1 Gravimetric parameters.
2.2.2 Rheological parameters.
2.2.3 Acoustic parameters.
2.2.4 Thermodynamic parameters.
2.2.5 Electrodynamic parameters.
2.2.6 Electroacoustic parameters.
2.2.7 Chemical composition.
2.3 Parameters of the model dispersed phase
2.3.1 Rigid vs. soft particles.
2.3.2 Particle size distribution.
2.4. Parameters of the model interfacial
2.4.1. Flat surfaces.
2.4.2 Spherical DL, isolated and overlapped.
2.4.3 Electric Double Layer at high ionic strength.
2.4.4 Polarized state of the Electric Double Layer
2.5. Interactions in Colloid and Interface science
2.5.1. Interactions of colloid particles in equilibrium. Colloid stability
2.5.2 Interaction in a hydrodynamic field. Cell and core-sheU models. Rheology.
2.5.3 Linear interaction in an electric field. Electrokinetics and dielectric spectroscopy.
2.5.4 Non-linear interaction in the electric field. Electrocoagulation and electro-rheology.
2.6. Traditional particle sizing
2.6.1. Light Scattering. Extinction=scattering + absorption.
References
Chapter 3. FUNDAMENTALS OF ACOUSTICS IN LIQUIDS
3.1. Longitudinal waves and the wave equation
3.2. Acoustics and its relation to Rheology
3.3. Acoustic Impedance
3.4 Propagation through phase boundaries - Reflection
3.5 Propagation in porous media
3.6 Chemical composition influence
References
Chapter 4. ACOUSTIC THEORY FOR PARTICULATES
4.1 Extinction=absorption + scattering. Superposition approach
4.2 Acoustic theory for a dilute system
4.3 Ultrasound absorption in concentrates
4.3.1 Coupled phase model.
4.3.2 Viscous loss theory.
4.3.3 Thermal loss theory.
4.3.4 Structural loss theory.
4.3.5 Intrinsic loss theory.
4.4. Ultrasound scattering
4.4.1 Rigid sphere.
4.4.2 Rigid Cylinder.
4.4.3 Non-rigid sphere.
4.4.4 Porous sphere.
4.4.5 Scattering by a group of particles.
4.4.6 Ultrasound resonance by bubbles.
4.5 Input parameters
References
Chapter 5. ELECTROACOUSTIC THEORY
5.1 The Theory of Ion Vibration Potential (IVP)
5.2 The Low frequency electroacoustic limit - Smoluchowski limit, (SDEL)
5.3 The O'Brien theory
5.4 The Colloid Vibration Current in concentrated systems
5.4.1 CVI and Sedimentation Current.
5.4.2 CVI for polydisperse systems.
5.4.3 Surface conductivity.
5.4.4 Maxwell-Wagner relaxation. Extended frequency range.
5.5 Qualitative analysis
References
Chapter 6. EXPERIMENTAL VERIFICATION OF THE ACOUSTIC AND ELECTROACOUSTIC THEORIES
6.1 Viscous losses
6.2 Thermal losses
6.3 Structural losses
6.4 Scattering losses
6.5 Electroacoustic phenomena
References
Chapter 7. ACOUSTIC AND ELECTROACOUSTIC MEASUREMENT TECHNIQUES
7.1 Historical Perspective
7.2 Difference between measurement and analysis
7.3 Measurement of attenuation and sound speed using Interferometry
7.4 Measurement of attenuation and sound speed using the transmission technique
7.4.1 Historical development of the transmission technique.
7.4.2 Detailed Description of the Dispersion Technology DT-100 Acoustic Spectrometer.
7.5 Precision, accuracy, and dynamic range for transmission measurements
7.6 Analysis of Attenuation and Sound Speed to yield desired outputs
7.6.1 The ill-defined problem.
7.6.2 Precision, accuracy, and resolution of the analysis.
7.7 Measurement of Electroacoustic properties
7.8 Zeta potential calculation from the analysis of CVI
7.9 Measurement of acoustic Impedance
References
Chapter 8. APPLICATIONS OF ACOUSTICS FOR CHARACTERIZING PARTICULATE SYSTEMS
8.1 Characterization of aggregation and flocculation
8.2 Stability of emulsions and microemulsions
8.3 Particle sizing in mixed colloids with several dispersed phases
8.3.1 High density contrast - Ceramics, oxides, minerals, pigments.
8.3.2 Cosmetics- Sunscreen.
8.3.3 Composition of mixtures.
8.4. Chemical-mechanical polishing. Large particle resolution
8.5. Titration using Electroacousties
8.5.1 pH titration.
8.5.2 Time titration, kinetic of the surface-bulk equilibration.
8.5.3 Surfactant titration.
8.6. Colloids with high ionic strength - Electroacoustic background
8.7 Effect of air bubbles
8.8 Table of Applications
References
List of symbols
Bibliography alphabetical
Index

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