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Books > Science & Mathematics > Chemistry > Physical chemistry > Surface chemistry & adsorption
Membranemimetic Approach to Nanotechnology (J.H. Fendler). Amphipathic Chitosan Salts (T. Rathke, S.M. Hudson). Chemical Antopoiesis: Selfreplication of Micelles and Vesicles (P. Walde et al.). Simple Models for the Stratim Corneum Lipids (S.E. Friberg, Z. Ma). Photothermal Effect in Organized Media: Principles and Applications (C.D. Tran). Role of Polypyrolle in Improving the Communication Ability of Metallic Electrodes with Organic Molecules (L. Jiang, Q. Chen). Enhancement Effects of Surfactants in Flame Atomic Absorption Analysis (D.Y. Pharr). The Effect of Cationic Electrolytes on the Electrostatic Force between Two Dissimilar Ionizable Surfaces (Y.I. Chang). Characterization of Colloidal Aggregates (E.Y. Sheu). Polymerizable Phopholipids: Versatile Building Blocks for Novel Biomaterials (A. Singh, J.M. Schnur). Cellular Adhesion to Solid Surface: Effect of the Presence of Cationic Electrolytes in the Suspension Medium (Y.I. Chang, J.P. Hsu). Applications of Bacteriorhodopsin in Membrane Mimetic Chemistry (M.S. Lin, E. Premuzic). 4 additional articles. Index.
The Most Detailed Resource Available on Points of Zero Charge With their work growing in complexity, chemists involved with surface phenomena-related projects have outgrown the common resources available to them on points of zero charge (PZC) of oxides. Reporting on a limited number of materials in a limited number of scenarios, these resources often leave scientists wondering if the variances reported in the results they depend upon are due to actual differences in properties among particular samples or due to differences between isoelectric points (IEP) and points of zero charges obtained by titration. Taking on the monumental task of building a complete reference, Marek Kosmulski, a leading authority in the field of surface chemistry (Hirsch index of 22), takes a new approach to provide chemists with the most detailed resource on the points of zero charge of oxides available to date. Surface Charging and Points of Zero Charge presents PZC data on well-defined specimens of materials sorted by trademark, manufacturer (commercial materials), location (natural materials), and specific recipe (synthetic materials). The text emphasizes the comparison between particular results obtained for different portions of the same or very similar material. Synthesizing information published in research reports over the past few decades, this invaluable reference:
All available sources were used to obtain the data in this reference making it the definitive resource on PZC/IEP. Destined to become a classic, Surface Charging and Points of Zero Charge points the way for further research with tried and true methods that help researchers avoid the doubt that can lead to countless hours of unnecessary research. Erratum for this volume can be found on the author's website.
Dynamics of Surfactant Self-Assemblies explains the dynamics of micellar equilibria, tracking surfactant exchange, and micelle formation/breakdown processes. Highlighting the structural similarities of amphiphilic block copolymers to surfactants, this volume elucidates the dynamics of more complex self-assemblies that surfactants and amphiphilic block copolymers form in solutions. The book first discusses self-assembling processes taking place in aqueous surfactant solutions and the dynamic character of surfactant self-assemblies. The next chapter reviews methods that permit the study of the dynamics of self-assemblies. The dynamics of micelles of surfactants and block copolymers, solubilized systems, microemulsions, vesicles, and lyotropic liquid crystals/mesophases are reviewed successively. The authors point out the similarities and differences in the behavior of these different self-assemblies. Much emphasis is put on the processes of surfactant exchange and of micelle formation/breakdown that determine the surfactant residence time in micelles, and the micelle lifetime. The last three chapters cover topics for which the dynamics of surfactant self-assemblies can be important for a better understanding of observed behaviors: dynamics of surfactant adsorption on surfaces, rheology of viscoelastic surfactant solutions, and kinetics of chemical reactions performed in surfactant self-assemblies used as microreactors. Dynamics of Surfactant Self-Assemblies offers a unique and comprehensive review of the literature that exists on the dynamics of the various surfactant self-assemblies and a unified perspective on this topic. It provides researchers with a useful guide for the dynamics of the surfactant systems that they wish to investigate.
Interfacial Electtrokinetics and Electrophoresis presents theoretical models and experimental procedures for the analysis of electrokinetic phenomena. It discusses the physics and chemistry of solid/liquid, liquid/liquid, and gas/liquid interfaces, and offers applications for the printing, environmental, pharmaceutical and biomedical industries.
Advancing cost-effective methods using newly developed surfactants, De Based on papers presented at the World Detergent Conferences in Montre Balancing practical and theoretical concerns while promoting better pe Utilizing the editorFs more than 20 yearsF experience in the field and containing over 600 essential literature references, drawings, photog raphs, and tables, Detergency of Specialty Surfactants makes an ideal reference for physical, surface, colloid, oil, and cosmetic chemists; chemical engineers; materials scientists; and upper-level undergraduat e and graduate students in these disciplines.
An indispensable reference for professionals and students alike Dictionary of Colloid and Interface Science includes more than 300 terms, with tables, references, and a biographical section that puts important developments in colloid and interface science into historical perspective. This dictionary is appropriate for professionals and students alike, and proves itself to be a ready reference for navigating the colloidal and interfacial literature. A valuable working resource for chemists and chemical engineers, Dictionary of Colloid and Interface Science contains:
This work aims to familiarize students with the fundamentals of colloid and surface science, from various types of colloids and colloidal phenomena, and classical and modern characterization/measurement techniques to applications of colloids and surface science in engineering, technology, chemistry, physics and biological and medical sciences. The Journal of Textile Studies proclaims "High praise from peers . . .contains valuable information on many topics of interest to food rheologists and polymer scientists ... The book] should be in the libraries of academic and industrial food research organizations" and Chromatographia describes the book as ..".an excellent textbook, excellently organised, clearly written and well laid out."
The fundamental side of this book covers general aspects of stability, interfacial adsorption mechanisms, interfacial rheology, direct measurements of surface forces and the bulk rheological properties of emulsions, and self-diffusion properties as measured by NMR. The applications side covers the fields of food, crude oil and pharmaceutical emulsions. A central topic in the study of food emulsions is the role played by proteins at the water/oil interface, their conformations, and the mechanism by which they can be replaced at the interface (competitive adsorption). The mechanisms underlying the resolution of water are of crucial importance in the study of water-in-crude-oil emulsions. The book therefore discusses the characterization of the stabilizing asphaltene fraction, the physiochemical properties of destabilizing surfactants, and the interplay between asphaltenes and waxes at the W/O interface. The structures of pharmaceutical emulsions and creams are characterized, as well as nonionic vesicle drug administration systems. Finally, fluorocarbon emulsions acting as blood substitutes are also discussed.
The third volume in a series dedicated to colloids and interfaces, Drops and Bubbles in Contact with Solid Surfaces presents an up-to-date overview of the fundamentals and applications of drops and bubbles and their interaction with solid surfaces. The chapters cover the theoretical and experimental aspects of wetting and wettability, liquid-solid interfacial properties, and spreading dynamics on different surfaces, including a special section on polymers. The book examines issues related to interpretation of contact angle from nano to macro systems. Expert contributors discuss interesting peculiarities, such as the phenomena of super-spreading and super-hydrophobicity. They discuss specific solid surfaces-for example, reactions and wetting of liquid metals at high temperatures-and the interaction between nano-bubbles at solid surface and nano-particles at liquid interfaces. The book also includes a chapter on electro-wetting. Given the range of topics covered in this volume, the state-of-art content is useful to readers looking for an introductory overview as well as those looking for in-depth exploration of material related to the interaction of fluids with solid surfaces. It is a valuable contribution to the field of characterization of solid surfaces and can be used as a working tool or to stimulate further study for researchers and students.
This work covers topics ranging from fundamental studies of solubilization to practical technological applications of the phenomenon. It reviews the solubilization of organic materials into surfactant aggregates, including micelles, vesicles and admicelles. The book also details methods of measuring solubilization that utilize both classical and newer instrumental techniques. It is intended for physical, surface, colloid and surfactant chemists; chemical, environmental and civil engineers; and upper-level undergraduate and graduate students in these disciplines.
Bitumen and CoalDerived Asphaltenes: AsphalteneViscosity Relationship of Processed and Unprocessed Bitumen (A. Chakma et al.). Natural and Accelerated Aging of Bitumens (F.S. Choquest, A.F. Verhasselt). Asphalt and Asphaltene Conversion: Classification of Asphalt Types by Asphaltene Aromaticity (H.J. Lian, T.F. Yen). Sludge Formation During Heavy Oil Conversion (D.A. Storm et al.). Surface and Colloidal Aspects of Asphaltenes: Surface Activity and Dynamics of Asphaltenes (E.Y. Sheu et al.). Role of Asphaltenes in Recovering Heavy Oil through MicroBubble Generation (M.R. Islam, A. Chakma). Thermodynamic and Molecular Aspects of Asphaltenes: The Study of Molecular Attractions in the Asphalt System by Solubility Parameter (J.R. Lin, T.F. Yen). Solvation of Ratawi Asphaltenes in Vacuum Residue (D.A. Storm et al.). 10 additional articles. Index.
Continued and systematic analysis of the mechanics of flexible fibre assemblies dates from about 1945, although the growth of research into textiles after 1920 had included studies of fabric structure and the measurement of mechanical properties. The subject is thus a young one, although this NATO Advanced Study Institute is a sign of developing maturity. However there is an earlier tradition. Relevant, even if somewhat loosely connected, quotations can be found in the works of the engineers of the ancient civilisations, recurring during the llenaissance with Leonardo da Vinci and Galileo. But the glorious libk is with Euler and the Bernoulli family, with their theories of the mechanics of flexible slender rods. While mathematicians have admired the beauty of this work, the invention of elliptic integrals, and the grace of the different classes of planar elastica, it is in the technology of textile materials, composed of flexible fibres and yarns, that the subject has found its more direct application. All this, and much more such as Max Born's doctoral thesis, was brought to our attention in a delightful discourse by Milos Konopasek, who is not only fascinated by the mathematics of Euler and the modern movement of the solutions of bending curves from two dimensions into three by the use of the computer, but also feels a personal link through having lived and studied within sight of the scene of Euler's triumphs in St. Petersburg.
During the Koln meeting (August 28-31, 1984), Irdia was chosen as the venue for the next International Conference on Valence Fluctuations. lhis was in recognition ard appreciation of the work done, both experimental ard theoretical, by the Irdian scientists in this area during the last decade. We decided to hold this Conference in the month of January, 1987 at Bangalore. lhe subject of Valence Fluctuations has kept itself alive ard active as it has provided many shocks ard suprises particularly among the Ce- ard U-based intermetallies. lhe richness of many interesting physical phenomena occurring in mixed valent materials, the flexibility of modifying their physical properties (by alloying, for example) ard the possibility of synthesizing a wide variety of new such materials seem to be the key factors in this regard. Barely six months before this Conference, an International Conference on Anomalous Rare Earths and Actinides (ICAREA) had been held at Grenoble (July, 1986) which also focussed on mixed valence ard heavy fermion phenomena. In spite of this, the response to this' Conference was very enthusiastic and encouraging. Many interesting ard important results were presented at this Conference which have been included in this volume.
Reflection high-energy electron diffraction (RHEED) is the analytical tool of choice for characterizing thin films during growth by molecular beam epitaxy, since it is very sensitive to surface structure and morphology. This book serves as an introduction to RHEED for beginners and describes detailed experimental and theoretical treatments for experts, explaining how to analyze RHEED patterns. For beginners the principles of electron diffraction are explained and many examples of the interpretation of RHEED patterns are described. The second part of the book contains detailed descriptions of RHEED theory. The third part applies RHEED to the determination of surface structures, gives detailed descriptions of the effects of disorder, and critically reviews the mechanisms contributing to RHEED intensity oscillations. This unified and coherent account will appeal to both graduate students and researchers in the study of molecular beam epitaxial growth.
In an earlier book, Rheological Measurement (A. A. Collyer & D. W. Clegg, Elsevier Applied Science, 1988), the basic rheological methods of measurement presently used were discussed in the light of the basic underlying principles and current theories. The same approach is adopted in this companion book, which is concerned with some newer or more sophisticated techniques that have resulted from a fresh understanding of the subject, or as a result of improvement in computer control, data acquisition and computational power, or more simply from an industrial need, particularly with regard to process control. The first two chapters deal with the extensional flow properties of fluids and their measurement. This inclusion is in response to a greater awareness in industry of the importance of these flows. Chapter 3 intro duces and develops the subject of surface rheology and the measurement of its properties, again a subject of increasing significance. The methods of measurement of the dynamic mechanical properties of fluids and the calculation of the resulting rheological parameters are discussed in Chap ters 4-7 inclusive. The subject areas covered are: large-amplitude oscilla tory shear, a model for viscoelastic fluids and solids, a new method of measuring dynamic mechanical properties, particularly for curing sys tems, and the use of complex waveforms in dynamic mechanical analysis."
The European Conference on Composite Materials (ECCM-4) will be held for the first time, in Germany after the successes of previous meetings in France and England. The meeting will take place in Stuttgart which is capital of B aden-Wtirttemberg and a centre for new technologies in Germany. Amongst these new technologies, composite materials play a dominant role and it is the aim of the conference to promote scientific discussion of these materials. Polymer matrix composites are well established and lie at the centre of interest so that a great number of contributions forms on plastic matrix and high temperature resin matrix composites. New developments in the area of reinforcement fibres will be discussed in a special section of the poster session. Metal matrix and ceramic matrix composites as well as carbon fibre reinforced carbon are strong candidates for future structural materials. These classes of composites receive wide interest at the conference. The conference organisers received more than 250 abstracts, from which about 160 contributed papers from 20 countries were accepted. In addition to the' 80 oral presentations five invited papers on topics of special interest will be given. The recycling problem of fiber reinforced composites will be discussed in a plenary paper. In the name of all those who were involved in preparation and organisation of this conference, we hope that fruitful discussions but also the social gathering will contribute to further steps in deepening the European cooperation in this fascinating composite research field.
This third edition has been thoroughly revised and updated. In particular it now includes an extensive discussion of the band lineup at semiconductor interfaces. The unifying concept is the continuum of interface-induced gap states.
Reflection high-energy electron diffraction (RHEED) is the analytical tool of choice for characterizing thin films during growth by molecular beam epitaxy, since it is very sensitive to surface structure and morphology. This book serves as an introduction to RHEED for beginners and describes detailed experimental and theoretical treatments for experts, explaining how to analyze RHEED patterns. For beginners the principles of electron diffraction are explained and many examples of the interpretation of RHEED patterns are described. The second part of the book contains detailed descriptions of RHEED theory. The third part applies RHEED to the determination of surface structures, gives detailed descriptions of the effects of disorder, and critically reviews the mechanisms contributing to RHEED intensity oscillations. This unified and coherent account will appeal to both graduate students and researchers in the study of molecular beam epitaxial growth.
Since the publication of the first edition of Interfacial Phenomena, the interest in interfaces and surfactants has multiplied, along with their applications. Experimental and theoretical advances have provided scientists with greater insight into the structure, properties, and behavior of surfactant and colloid systems. Emphasizing equilibrium phenomena, flow, transport, and stability, Interfacial Phenomena: Equilibrium and Dynamic Effects, Second Edition presents a concise and current summary of the fundamental principles governing interfacial interactions. This new edition features updated and expanded topics in every chapter. It highlights key experimental techniques that have expanded the scope of our understanding, such as in mass transfer, microstructure determination in colloidal dispersions, and surfactant-polymer interactions. Interfacial Phenomena, Second Edition reflects the progress scientists have made in understanding the surface chemistry and interfacial dynamics of colloid and surfactant systems. The book also illustrates the growing applicability of these systems in a variety of fields including pharmaceuticals, cosmetics, detergents, paints, agricultural chemicals, and foods.
Dynamics of Surfactant Self-Assemblies explains the dynamics of micellar equilibria, tracking surfactant exchange, and micelle formation/breakdown processes. Highlighting the structural similarities of amphiphilic block copolymers to surfactants, this volume elucidates the dynamics of more complex self-assemblies that surfactants and amphiphilic block copolymers form in solutions. The book first discusses self-assembling processes taking place in aqueous surfactant solutions and the dynamic character of surfactant self-assemblies. The next chapter reviews methods that permit the study of the dynamics of self-assemblies. The dynamics of micelles of surfactants and block copolymers, solubilized systems, microemulsions, vesicles, and lyotropic liquid crystals/mesophases are reviewed successively. The authors point out the similarities and differences in the behavior of these different self-assemblies. Much emphasis is put on the processes of surfactant exchange and of micelle formation/breakdown that determine the surfactant residence time in micelles, and the micelle lifetime. The last three chapters cover topics for which the dynamics of surfactant self-assemblies can be important for a better understanding of observed behaviors: dynamics of surfactant adsorption on surfaces, rheology of viscoelastic surfactant solutions, and kinetics of chemical reactions performed in surfactant self-assemblies used as microreactors. Dynamics of Surfactant Self-Assemblies offers a unique and comprehensive review of the literature that exists on the dynamics of the various surfactant self-assemblies and a unified perspective on this topic. It provides researchers with a useful guide for the dynamics of the surfactant systems that they wish to investigate.
Surfactants... today you have probably eaten some, or rubbed others on your body. Plants, animals (including you) and microorganisms make them, and many everyday products (e.g. detergents, cosmetics, foodstuffs) contain them. Surfactant molecules have one part which is soluble in water and another which is not. This gives surfactant molecules two valuable properties: 1) they adsorb at surfaces (e.g. of an oil droplet in water), and 2) they stick together (aggregate) in water. The aggregates (micelles) are able to dissolve materials not soluble in water alone, and adsorbed surfactant layers, at the surfaces of particles or (say) oil droplets in water, stop the particles or drops sticking together. This is why stable emulsions such as milk do not separate into layers. This book treats the basic physical chemistry and physics underlying the behaviour of surfactant systems. In this book, you will first learn about some background material including hydrophobic hydration, interfacial tension and capillarity (Section I). Discussion of surfactant adsorption at liquid/fluid and solid/liquid interfaces is given in Section II, and includes thermodynamics of adsorption, dynamic and rheological aspects of liquid interfaces and the direct characterisation of surfactant monolayers. In Section III, a description is given of surfactant aggregation to give micelles, lyotropic liquid crystals, microemulsions and Winsor systems. There follows a discussion of surface forces and the way they confer stability on lyophobic colloids and thin liquid films (Section IV). Various dispersions stabilised by adsorbed surfactant or polymer (including solid in liquid dispersions, emulsions and foams) are considered in Section V. The wetting of solids and liquids is explored in Section VI. Like surfactants, small solid particles can adsorb at liquid/fluid interfaces, form monolayers and stabilise emulsions and foams. Such behaviour is covered in Section VII. It is assumed the reader has a knowledge of undergraduate physical chemistry, particularly chemical thermodynamics, and of simple physics. Mathematics (elementary algebra and calculus) is kept at a level consistent with the straightforward derivation of many of the equations presented.
This volume is based on lectures given at the NATO-Advanced Study Institute on Structure and Dynamics of Polymer and Colloid Systems held in Les Houches, France from September 14-24, 1999. The meeting arose from a perceived need to bring together scientists studying the polymer and colloid fields. Although these fields are intertwined and share many techniques (e. g. , light, neutron and x-ray scattering), it is remarkable how little the approaches and concepts used by the one field penetrate the other. For instance, the theory of spherical colloids is very highly developed and many of the concepts developed for these systems can be extended to those with non-spherical morphology, such as solutions of rigid rod polymers. In addition, mixtures of polymers and colloids, both in the bulk and at interfaces, are the basis for many industrial products. Methods are now rapidly being developed for understanding the structure and dynamics in polymer/colloid mixtures at the molecular level, but the point of view of the colloid scientist is often rather different from that of the polymer scientist. The NATO-ASI brought together polymer and colloid scientists, including many young researchers, who presented and discussed recent developments in these fields and the possibilities for cross-fertilization This volume contains articles on a wide variety of topics at the research forefront of the polymer and colloid fields by some of the world's foremost experts at a level accessible to graduate students, post-docs and researchers.
An updated fourth edition of the text that provides an understanding of chemical transformations and the formation of structures at surfaces The revised and enhanced fourth edition of Surface Science covers all the essential techniques and phenomena that are relevant to the field. The text elucidates the structural, dynamical, thermodynamic and kinetic principles concentrating on gas/solid and liquid/solid interfaces. These principles allow for an understanding of how and why chemical transformations occur at surfaces. The author (a noted expert on in the field) combines the required chemistry, physics and mathematics to create a text that is accessible and comprehensive. The fourth edition incorporates new end-of-chapter exercises, the solutions to which are available on-line to demonstrate how problem solving that is relevant to surface science should be performed. Each chapter begins with simple principles and builds to more advanced ones. The advanced topics provide material beyond the introductory level and highlight some frontier areas of study. This updated new edition: Contains an expanded treatment of STM and AFM as well as super-resolution microscopy Reviews advances in the theoretical basis of catalysis and the use of activity descriptors for rational catalyst design Extends the discussion of two-dimensional solids to reflect remarkable advances in their growth and characterization Delves deeper into the surface science of electrochemistry and charge transfer reactions Updates the "Frontiers and Challenges" sections at the end of each chapter as well as the list of references Written for students, researchers and professionals, the fourth edition of Surface Science offers a revitalized text that contains the tools and a set of principles for understanding the field. Instructor support material, solutions and PPTs of figures, are available at http: //booksupport.wiley.com
During my professional career, I developed a strong interest in sol-gel technology, and worked on both xerogel and aerogel systems. My fascination with aerogels has driven me to explore their commercial potential, which is currently an important component of my company's business plan. Together with my co-workers, I have also worked on the preparation of controlled PZT and silica xerogels as well as thin film coatings of metals by the sol-gel technology, These experiences convinced me of the tremendous potentials of this technology. A conviction that is shared by many scientists, engineers, and business leaders around the globe. Many sol-gel derived products are already articles of commerce. However, to expand the commercial potential of sol-gel technology, two challenges must be met: (1) the quality of sol-gel derived products must continue to meet or exceed the quality of competing products, (2) the production cost of sol-gel products (specially aerogels) must continued to decline. A key to lowering the costs of sol-gel products is finding inexpensive precursors.
Interfacial science impacts on our lives in diverse and surprising
ways. Without it, we would face bubble bath without the bubbles,
detergents which don't clean, cappuccinos without the froth. It has
also fuelled some of the most ground-breaking and
throught-provoking advances in research in recent times, from
biosciences to nanotechnology. Introduction to Interfacial Science
offers an engaging insight into the study of the physical and
chemical properties of interfaces, how they behave, why they behave
as they do, and how this behavior can be harnessed and exploited in
novel and exciting ways. Online Resource Center |
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