Molecular Transport and Reaction in Zeolites

Molecular Transport and Reaction in Zeolites PDF Author: Nai Y. Chen
Publisher: John Wiley & Sons
ISBN: 9780471185482
Category : Technology & Engineering
Languages : de
Pages : 326

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Book Description
This book examines the molecular dynamics that occur within zeolites. Our understanding of how these marvelous catalysts work has been greatly enhanced by the advent ot new tools such as NMR, scanning-transmission-electron microscopy, and sophisticated computer modelling. By combining recent findings and newly developed models with classical developments in the theory of diffusion, this book provides a complete picture of the physical chemistry of hydrocarbon transformation in zeolites. It should be an excellent guide to those involved in catalyst design.

Molecular Transport and Reaction in Zeolites

Molecular Transport and Reaction in Zeolites PDF Author: Nai Y. Chen
Publisher: John Wiley & Sons
ISBN: 9780471185482
Category : Technology & Engineering
Languages : de
Pages : 326

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Book Description
This book examines the molecular dynamics that occur within zeolites. Our understanding of how these marvelous catalysts work has been greatly enhanced by the advent ot new tools such as NMR, scanning-transmission-electron microscopy, and sophisticated computer modelling. By combining recent findings and newly developed models with classical developments in the theory of diffusion, this book provides a complete picture of the physical chemistry of hydrocarbon transformation in zeolites. It should be an excellent guide to those involved in catalyst design.

Shape Selective Catalysis in Industrial Applications

Shape Selective Catalysis in Industrial Applications PDF Author: N. Y. Chen
Publisher:
ISBN:
Category : Science
Languages : en
Pages : 328

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Book Description
A guide to current and potential industrial applications of shape selective zeolite catalysis. A manual for workers in the field--and a bridge of technology transfer among various industries--this reference explains the fundamentals of zeolite catalysis, and describes the relation between catalyst structure and catalytic activity, and methods of achieving molecular shape selectivity. Includes chemical reactions using shape selective catalysts, and industrial processes using shape selective zeolites. Potential applications of the technology are in areas such as oil production, shale oil, coal, natural gas, internal combustion engine modification, biomass conversion, and the fermentation, chemical, and waste recovery industries. Annotation(c) 2003 Book News, Inc., Portland, OR (booknews.com)

Handbook of Zeolite Science and Technology

Handbook of Zeolite Science and Technology PDF Author: Scott M. Auerbach
Publisher: CRC Press
ISBN: 0824756126
Category : Technology & Engineering
Languages : en
Pages : 1526

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Book Description
The Handbook of Zeolite Science and Technology offers effective analyses ofsalient cases selected expressly for their relevance to current and prospective research. Presenting the principal theoretical and experimental underpinnings of zeolites, this international effort is at once complete and forward-looking, combining fundamental concepts with the most sophisticated data for each scientific subtopic and budding technology. Supplying over 750 figures, and 350 display equations, this impressive achievement in zeolite science observes synthesis through the lens of MFI (ZSM-5 and silicalite). Chapters progress from conceptual building blocks to complex research presentations.

Deactivation And Regeneration Of Zeolite Catalysts

Deactivation And Regeneration Of Zeolite Catalysts PDF Author: Michel Guisnet
Publisher: World Scientific Publishing Company
ISBN: 1911299530
Category : Science
Languages : en
Pages : 359

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Book Description
In chemical processes, the progressive deactivation of solid catalysts is a major economic concern and mastering their stability has become as essential as controlling their activity and selectivity. For these reasons, there is a strong motivation to understand the mechanisms leading to any loss in activity and/or selectivity and to find out the efficient preventive measures and regenerative solutions that open the way towards cheaper and cleaner processes. This book covers the fundamental and applied aspects of solid catalyst deactivation in a comprehensive way and encompasses the state of the art in the field of reactions catalyzed by zeolites. This particular choice is justified by the widespread use of molecular sieves in refining, petrochemicals and organic chemicals synthesis processes, by the large variety in the nature of their active sites (acid, base, acid-base, redox, bifunctional) and especially by their peculiar features, in terms of crystallinity, structural order and textural properties, which make them ideal models for heterogeneous catalysis. The aim of this book is to be a critical review in the field of zeolite deactivation and regeneration by collecting contributions from experts in the field which describe the factors, explain the techniques to study the causes and suggest methods to prevent (or limit) catalyst deactivation. At the same time, a selection of commercial processes and exemplar cases provides the reader with theoretical insights and practical hints on the deactivation mechanisms and draws attention to the key role played by the loss of activity on process design and industrial practice./a

Catalyst Engineering Technology

Catalyst Engineering Technology PDF Author: Jean W. L. Beeckman
Publisher: John Wiley & Sons
ISBN: 1119635012
Category : Science
Languages : en
Pages : 304

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Book Description
This book gives a comprehensive explanation of what governs the breakage of extruded materials, and what techniques are used to measure it. The breakage during impact aka collision is explained using basic laws of nature allowing readers to determine the handling severity of catalyst manufacturing equipment and the severity of entire plants. This information can then be used to improve on the architecture of existing plants and how to design grass-roots plants. The book begins with a summary of particle forming techniques in the particle technology industry. It covers extrusion technology in more detail since extrusion is one of the workhorses for particle manufacture. A section is also dedicated on how to describe transport and chemical reaction in such particulates for of course their final use. It presents the fundamentals of the study of breakage by relating basic laws in different fields (mechanics and physics) and this leads to two novel dimensionless groups that govern breakage. These topics are then apply these topics to R&D scale-up and manufacturing and shows how this approach is directly applicable.

Chemical Modelling

Chemical Modelling PDF Author: Alan Hinchliffe
Publisher: Royal Society of Chemistry
ISBN: 1847555268
Category : Science
Languages : en
Pages : 543

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Book Description
Chemical Modelling: Applications and Theory comprises critical literature reviews of molecular modelling, both theoretical and applied. Molecular modelling in this context refers to modelling the structure, properties and reactions of atoms, molecules & materials. Each chapter is compiled by experts in their fields and provides a selective review of recent literature. With chemical modelling covering such a wide range of subjects, this Specialist Periodical Report serves as the first port of call to any chemist, biochemist, materials scientist or molecular physicist needing to acquaint themselves of major developments in the area. Specialist Periodical Reports provide systematic and detailed review coverage in major areas of chemical research. Compiled by teams of leading authorities in the relevant subject areas, the series creates a unique service for the active research chemist, with regular, in-depth accounts of progress in particular fields of chemistry. Subject coverage within different volumes of a given title is similar and publication is on an annual or biennial basis. Current subject areas covered are Amino Acids, Peptides and Proteins, Carbohydrate Chemistry, Catalysis, Chemical Modelling. Applications and Theory, Electron Paramagnetic Resonance, Nuclear Magnetic Resonance, Organometallic Chemistry. Organophosphorus Chemistry, Photochemistry and Spectroscopic Properties of Inorganic and Organometallic Compounds. From time to time, the series has altered according to the fluctuating degrees of activity in the various fields, but these volumes remain a superb reference point for researchers.

Nanoscale Materials in Chemistry

Nanoscale Materials in Chemistry PDF Author: Kenneth J. Klabunde
Publisher: John Wiley & Sons
ISBN: 0470523662
Category : Science
Languages : en
Pages : 650

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Book Description
A comprehensive reference on nanoscale materials chemistry—now revised and updated. This extensive text provides twenty-two revised chapters on the preparations, applications, and characterization as well as the environmental and toxicological aspects of nanoscale materials, with an emphasis on the chemistry component. This Second Edition contains core topics including: New synthetic methods for nanomaterials Nanostructured solids Organized two- and three-dimensional nanocrystals Nanotubes, ribbons, and sheets Nanocatalysts, sorbents, and energy applications Unique physical properties of nanomaterials Photochemistry of nanomaterials Biological and environmental aspects of nanomaterials With input from top experts in the field, such as Bruce Dunn, Vicki Grassian, Warren Ford, and Chris Sorensen, among others, Nanoscale Materials in Chemistry presents a balanced survey of different topics in basic nanoparticle science, and includes helpful end-of-chapter questions and answers. Significantly expanded, the Second Edition remains a key text for understanding the fundamentals of nanoscale materials chemistry and a reliable resource for scientists and researchers.

Zeolites and Zeolite-like Materials

Zeolites and Zeolite-like Materials PDF Author: Bert Sels
Publisher: Elsevier
ISBN: 0444635149
Category : Technology & Engineering
Languages : en
Pages : 475

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Book Description
Zeolites and Zeolite-like Materials offers a comprehensive and up-to-date review of the important areas of zeolite synthesis, characterization, and applications. Its chapters are written in an educational, easy-to-understand format for a generation of young zeolite chemists, especially those who are just starting research on the topic and need a reference that not only reflects the current state of zeolite research, but also identifies gaps and opportunities. The book demonstrates various applications of zeolites in heterogeneous catalysis and biomass conversion and identifies the endless possibilities that exist for this class of materials, their structures, functions, and future applications. In addition, it demonstrates that zeolite-like materials should be regarded as a living body developing towards new modern applications, thereby responding to the needs of modern technology challenges, including biomass conversion, medicine, laser techniques, and nanomaterial design, etc. The book will be of interest not only to zeolite-focused researchers, but also to a broad scientific and non-scientific audience. - Provides a comprehensive review of the literature pertaining to zeolites and zeolite-like materials since 2000 - Covers the chemistry of novel zeolite-like materials such as Metal-Organic Frameworks (MOFs), Covalent Organic Frameworks (COFs), hierarchical zeolite materials, new mesoporous and composite zeolite-like micro/mesoporous materials - Presents essential information of the new zeolite-like structures, with a balanced coverage of the most important areas of the zeolite research (synthesis, characterization, adsorption, catalysis, new applications of zeolites and zeolite-like materials) - Contains chapters prepared by known specialists who are members of the International Zeolite Association

Theoretical Aspects of Heterogeneous Catalysis

Theoretical Aspects of Heterogeneous Catalysis PDF Author: M.A. Nascimento
Publisher: Springer Science & Business Media
ISBN: 0306476673
Category : Science
Languages : en
Pages : 262

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Book Description
Heterogeneous catalysis is a fascinating and complex subject of utmost importance in the present day. Its immense technological and economical importance and the inherent complexity of the catalytic phenomena have stimulated theoretical and experimental studies by a broad spectrum of scientists, including chemists, physicists, chemical engineers, and material scientists. Computational and theoretical techniques are now having a major impact in this field. This book aims to illustrate and discuss the subject of heterogeneous catalysis and to show the current capabilities of the theoretical and computational methods for studying the various steps (diffusion, adsorption, chemical reaction) of heterogeneous catalytic process involving zeolites, metal oxides, and transition metal surfaces. The book covers: the use of techniques of computational chemistry to simulate zeolites, metallic and bimetallic surfaces, and oxide-supported metals; the impact of simulation methods on the understanding of the diffusion and adsorption of molecules and cations within the pores of zeolites, and also on the adsorption of molecules on metal and metal-oxide surfaces; and the applications of quantum-mechanical methods to the study of the reaction mechanism and pathways of the adsorbed molecules. This book is recommended primarily to scientists and graduate students conducting research in the fields of heterogeneous catalysis and surface science. It will also be valuable to advanced undergraduate students wishing to become acquainted with the latest developments in these exciting fields of research, and to experimentalists seeking theoretical support for interpreting their results.

Catalysis from Theory to Application: An Integrated Course

Catalysis from Theory to Application: An Integrated Course PDF Author: José Luís Figueiredo Joaquim Faria
Publisher: Imprensa da Universidade de Coimbra / Coimbra University Press
ISBN: 9898074353
Category :
Languages : en
Pages : 610

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Book Description
This book Catalysis from Theory to Application. An Integrated Course encompasses the lectures of an integrated course on Catalysis (CIC2006) organized in the University of Coimbra according to the guidelines set up by the ERA-Net ACENET (Applied Catalysis European Network). The book is subdivided in five sections: heterogeneous, homogeneous, photo- and electro-catalysis and a fifth section covering experimental design and planning.The course and the lectures presented in this book intend to offer a broad and comprehensive survey on the different subjects of catalysis. Indeed, most graduate students in Chemistry or Chemical Engineering have only fragmented knowledge. Accordingly, the book is intended for undergraduate and post-graduate students or Industrial Researchers of Chemistry and Chemical Engineering interested in acquiring integrated knowledge in this field.