Autore	Sangwal Keshra
Pubbl/distr/stampa	Chichester, England ; ; Hoboken, NJ, : Wiley, c2007
Descrizione fisica	1 online resource (469 p.)
Disciplina	622 660.284298
Soggetto topico	Crystal growth Nucleation Additives Crystallization
Soggetto genere / forma	Electronic books.
ISBN	1-280-97412-5 9786610974122 0-470-51783-2 0-470-51782-4
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Additives and Crystallization Processes; Contents; Preface; 1 Complexes in Solutions; 1.1 Structure of Common Solvents; 1.2 Structure of Pure Aqueous Electrolyte Solutions; 1.2.1 Solvation of Electrolyte Ions in Solutions; 1.2.2 Concentrated and Saturated Electrolyte Solutions; 1.2.3 Formation of Aquo and Partially Aquo Complexes; 1.3 Structure of Aqueous Electrolyte Solutions Containing Additives; 1.4 Polyelectrolytes and Surfactants in Solutions; 1.5 Polydentate Ligands and Molecular Additives; 1.6 Crystal-Additive Interactions; References 2 Three-Dimensional Nucleation and Metastable Zone Width2.1 Driving Force for Phase Transition; 2.2 Three-Dimensional Nucleation of Crystals; 2.2.1 Three-Dimensional Nucleation Rate; 2.2.2 Three-Dimensional Heterogeneous Nucleation; 2.3 Metastable Zone Width; 2.4 Nucleation and Transformation of Metastable Phases; 2.4.1 Crystallization of Metastable Phases; 2.4.2 Overall Crystallization; 2.5 Induction Period for Crystallization; 2.6 Effects of Additives; 2.6.1 Solubility; 2.6.2 Three-Dimensional Nucleation Rate; 2.6.3 Metastable Zone Width; References 3 Kinetics and Mechanism of Crystal Growth: An Overview3.1 Crystal Growth as a Kinetic Process; 3.2 Types of Crystal-Medium Interfaces; 3.3 Roughening of Steps and Surfaces; 3.3.1 Thermodynamic Roughening and the Surface Entropy Factor; 3.3.2 Kinetic Roughening; 3.4 Growth Kinetics of Rough Faces; 3.5 Growth Kinetics of Perfect Smooth Faces; 3.6 Growth Kinetics of Imperfect Smooth Faces; 3.6.1 Surface Diffusion and Direct Integration Models; 3.6.2 Bulk Diffusion Models; 3.6.3 Growth by a Group of Cooperating Screw Dislocations; 3.6.4 Preferential Growth at Edge Dislocations 3.7 Effect of Foreign Substances on Growth Kinetics3.7.1 Some General Considerations; 3.7.2 Growth Kinetics by Heterogeneous Two-Dimensional Nucleation; 3.8 Real Crystal Growth Mechanisms; 3.8.1 Structure of Interfacial Layer; 3.8.2 Sources of Growth Steps; 3.9 Techniques for Studying Growth Kinetics; References; 4 Effect of Impurities on Crystal Growth Kinetics; 4.1 Mobile and Immobile Impurities; 4.2 Surface Coverage and Adsorption Isotherms; 4.2.1 Adsorption Isotherms; 4.2.2 Changes in Surface Free Energy by Adsorption of Impurities; 4.3 Kinetic Models of Impurity Adsorption 4.3.1 Earlier Models4.3.2 Velocity of Curved Steps; 4.3.3 Impurity Adsorption at Kinks in Steps: Kubota-Mullin Model; 4.3.4 Impurity Adsorption at Surface Terrace: Cabrera-Vermilyea Model; 4.3.5 Effectiveness Factor for Impurity Adsorption; 4.3.6 Adsorption of Two Competing Impurities; 4.4 Confrontation of Impurity Adsorption Mechanisms with Experimental Data; 4.5 Time-Dependent Impurity Adsorption; 4.6 Growth Kinetics in the Presence of Impurities; 4.6.1 Basic Kinetic Equations; 4.6.2 Time Dependence of Face Displacement 4.6.3 Dependence of Kinetic Coefficient for Step Motion on Impurity Concentration
Record Nr.	UNINA-9910143715003321

Autore	Nývlt Jaroslav
Pubbl/distr/stampa	Weinheim ; ; New York, : VCH, c1995
Descrizione fisica	1 online resource (397 p.)
Disciplina	615.19 660.284298
Altri autori (Persone)	UlrichJoachim
Soggetto topico	Crystallization - Industrial applications Crystals - Additives
Soggetto genere / forma	Electronic books.
ISBN	1-281-75861-2 9786611758615 3-527-61531-8 3-527-61530-X
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Admixtures in Crystallization; Contents; 1. Introduction; 2. Classification of Admixtures; 3. Influence of Admixtures on Nucleation; 3.1. Homogeneous Nucleation; 3.2. Heterogeneous Nucleation; 3.3. Secondary Nucleation; 4. Influence of Admixtures on Crystal Growth; 4.1. The Role of the Solid Surface; 4.2. The Role of the Interphase Solid - Liquid; 5. Influence of Admixtures on Crystal Shape; 6. Influence of Solvents; 7. Distribution of Admixtures; 7.1. Solid Solutions; 7.2. Isomorphous Inclusion; 7.3. Anomalous Mixed Crystals; 7.4. Adsorption Inclusion; 7.5. Mechanism of Internal Adsorption 7.6. Mechanical Inclusions7.7. Materials Balance for Crystallization in Presence of Impurities; 7.8. Cascade Purification; 8 . Notations; 9 . References; 10 . Tables; Formula Index; 11 . References to Tables; 12 . Subject Index
Record Nr.	UNINA-9910144330103321

Pubbl/distr/stampa	[Place of publication not identified] : , : IntechOpen, , [2015]
Descrizione fisica	1 online resource (372 pages)
Disciplina	660.284298
Soggetto topico	Crystallization
ISBN	953-51-4224-0
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Record Nr.	UNINA-9910317719603321

Pubbl/distr/stampa	Chichester, West Sussex, England, : John Wiley & Sons, Ltd., c2008
Descrizione fisica	1 online resource (701 p.)
Disciplina	572.51 660.284298
Altri autori (Persone)	SigelAstrid SigelHelmut SigelRoland K. O
Collana	Metal ions in life sciences
Soggetto topico	Biomineralization Minerals in the body
Soggetto genere / forma	Electronic books.
ISBN	0-470-98632-8 1-282-34968-6 9786612349683 0-470-98631-X
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Metal Ions in Life Sciences; Historical Development and Perspectives of the Series; Preface to Volume 4; Contents; Contributors to Volume 4; Titles of Volumes 1-44 in the Metal Ions in Biological Systems Series; Contents of Volumes in the Metal Ions in Life Sciences Series; 1 Crystals and Life: An Introduction; Abstract; 1. Introduction; 2. Global Effects; 3. Minerals within Living Systems; 4. Concluding Remarks; Acknowledgments; Abbreviations; References; 2 What Genes and Genomes Tell Us about Calcium Carbonate Biomineralization; Abstract; 1. Introduction; 2. One Gene-One Protein Approaches 3. Many Genes-One Structure Approaches4. General Conclusions; Acknowledgments; Abbreviations; References; 3 The Role of Enzymes in Biomineralization Processes; Abstract; 1. Introduction; 2. From Ions to Minerals: A Pathway Paved by Enzymes; 3. The "Evolution" of Solids: A Complex Network of Regulation; 4. Mimicking Nature: How Far Can the Design of Biomineralization Enzymes Take Us?; 5. Conclusions; Acknowledgments; Abbreviations; References; 4 Metal-Bacteria Interactions at Both the Planktonic Cell and Biofilm Levels; Abstract; 1. Introduction; 2. Planktonic Bacterial Cells 3. Metal-Microbe Interactions4. Microbial Biofilm Communities; 5. Biofilm Microenvironments and Their Impact on Geochemical Interactions; 6. Concluding Remarks; Acknowledgments; Abbreviations and Definitions; References; 5 Biomineralization of Calcium Carbonate. The Interplay with Biosubstrates; Abstract; 1. Introduction; 2. Control in Biological Mineralization; 3. Recent Perspectives on Mineralization Strategies; 4. CaCO3 Growth in Confinement; 5. Crystal Assembly; 6. In Vitro Studies of CaCO3 Mineralization; 7. Calcium Carbonate Nucleation and Growth on Artificial Substrates 8. Summary and OutlookAcknowledgments; Abbreviations; References; 6 Sulfate-Containing Biominerals; Abstract; 1. Sulfate-Containing Biominerals: An Overview; 2. Gypsum and Bassanite (Calcium Sulfates); 3. Celestite (Strontium Sulfate); 4. Barite (Barium Sulfate); 5. Jarosite (Potassium Iron Hydroxide Sulfate); 6. Concluding Remarks; Acknowledgments; References; 7 Oxalate Biominerals; Abstract; 1. Introduction; 2. Metallic Oxalates: Physico-Chemical and Structural Properties; 3. Calcium Oxalates in Plants; 4. Calcium Oxalates in Other Forms of Life; 5. Other Oxalate Biominerals 6. Pathological Oxalates7. Oxalates in the Environment; 8. Oxalate Degrading Systems; 9. Conclusions and Perspectives; Acknowledgments; Abbreviations; References; 8 Molecular Processes of Biosilicification in Diatoms; Abstract; 1. Introduction; 2. Silicon Transport; 3. Silica Structure Formation; 4. Regulation of Structure Formation; 5. Manipulation of Diatom Silica Structure; 6. Concluding Remarks and Future Directions; Acknowledgments; Abbreviations; References; 9 Heavy Metals in the Jaws of Invertebrates; Abstract; 1. Introduction; 2. Iron Biomineralization in Chitons and Limpets 3. Copper and Zinc in Marine Worm Jaws
Record Nr.	UNINA-9910146105403321