Interfacial phenomena and colloid stability. basic principles / Volume 1 :
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| Author / Creator: | Tadros, Tharwat F., 1937- author. |
|---|---|
| Imprint: | Berlin, Germany ; Boston, Massachusetts : De Gruyter, 2015. ©2015 |
| Description: | 1 online resource (358 pages) : illustrations, graphs. |
| Language: | English |
| Series: | Interfacial Phenomena and Colloid Stability |
| Subject: | |
| Format: | E-Resource Book |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/11243420 |
Table of Contents:
- Preface; Contents; 1. General introduction; 1.1 Definition of the interfacial region and interfacial tension; 1.2 Role of interfacial phenomena; 1.3 Outline of the book; 2. Origin of charge at interfaces: Structure of the electrical double layer; 2.1 Origin of charge on surfaces; 2.1.1 Surface ions; 2.1.2 Ionization of surface groups; 2.1.3 Isomorphic substitution; 2.1.4 Specific adsorption of ions; 2.2 Structure of the electrical double layer; 2.2.1 Diffuse double layer (Gouy and Chapman); 2.2.2 Stern-Grahame model of the double layer; 2.2.3 Capacitance of the double layer.
- 2.2.4 Double layer investigation3. Electrokinetic phenomena and zeta potential; 3.1 Stern-Grahame model of the double layer; 3.1.1 Calculation of zeta potential from particle mobility; 3.1.2 Measurement of electrophoretic mobility and zeta potential; 4. Van der Waals attraction; 4.1 Introduction; 4.2 Intermolecular attraction between atoms or molecules; 4.2.1 Dipole-dipole interaction (Keesom-van der Waals interaction); 4.2.2 Dipole-induced dipole interaction (Debye-van der Waals Interaction); 4.2.3 London-van der Waals interaction (dispersion interaction).
- 4.2.4 General approach for the van der Waals attraction4.2.5 Hydrogen bonding; 4.2.6 Hydrophobic (bonding) interaction; 4.2.7 Van der Waals attraction of macroscopic bodies; 4.2.8 Medium effect on van der Waals attraction; 4.2.9 Retardation effect; 4.2.10 Direct measurement of van de Waals attraction between macroscopic bodies; 5. Double layer repulsion; 5.1 Introduction; 5.2 Interaction between similar and dissimilar flat plates; 5.3 Calculation of electrostatic interaction using the Gibbs energy concept; 5.4 Charge and potential distribution; 5.5 Interaction between spherical particles.
- 5.6 Effect of increasing electrolyte concentration, valency of counterions and Stern potential5.7 Effect of particle concentration; 6. Combination of double layer repulsion and van der Waals attraction theory of colloid stability; 6.1 Introduction; 6.2 Stability of charge stabilized systems. Theory of colloid stability of hydrophobic colloids: Deryaguin-Landau-Verwey-Overbeek (DLVO) theory; 6.3 Mechanism of aggregation; 6.4 Kinetics of flocculation of dispersions; 6.4.1 Diffusion limited aggregation (fast flocculation kinetics); 6.4.2 Potential limited aggregation (slow flocculation kinetics).
- 6.4.3 Weak (reversible) flocculation6.4.4 Orthokinetic flocculation; 6.4.5 Aggregate structure; 6.5 Influence of particle number concentration; 6.6 States of suspension on standing; 6.7 Sedimentation of suspensions and its prevention; 6.7.1 Sedimentation rate of suspensions; 6.7.2 Prevention of sedimentation and formation of dilatant sediments; 7. The liquid/liquid interface and surfactant adsorption; 7.1 Introduction; 7.2 Surfactant adsorption; 7.2.1 The Gibbs adsorption isotherm; 7.2.2 Equation of state approach; 7.2.3 The Langmuir, Szyszkowski and Frumkin equations.