Mechanisms in Homogeneous and Heterogeneous Epoxidation Catalysis

Mechanisms in Homogeneous and Heterogeneous Epoxidation Catalysis PDF Author: S. Ted Oyama
Publisher: Elsevier
ISBN: 0080558011
Category : Technology & Engineering
Languages : en
Pages : 524

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Book Description
The catalytic epoxidation of olefins plays an important role in the industrial production of several commodity compounds, as well as in the synthesis of many intermediates, fine chemicals, and pharmaceuticals. The scale of production ranges from millions of tons per year to a few grams per year. The diversity of catalysts is large and encompasses all the known categories of catalyst type: homogeneous, heterogeneous, and biological. This book summarizes the current status in these fields concentrating on rates, kinetics, and reaction mechanisms, but also covers broad topics including modeling, computational simulation, process concepts, spectroscopy and new catalyst development. The similarities and distinctions between the different reaction systems are compared, and the latest advances are described. - Comprehensive listing of epoxide products - Broad comparison of turnover frequencies of homogeneous, hetergeneous, main-group, biomimetic and biological catalysts - Analysis of the general strengths and weaknesses of varied catalytic systems - Detailed description of the mechanisms of reaction for classical and emerging catalysts

Mechanisms in Homogeneous and Heterogeneous Epoxidation Catalysis

Mechanisms in Homogeneous and Heterogeneous Epoxidation Catalysis PDF Author: S. Ted Oyama
Publisher: Elsevier
ISBN: 0080558011
Category : Technology & Engineering
Languages : en
Pages : 524

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Book Description
The catalytic epoxidation of olefins plays an important role in the industrial production of several commodity compounds, as well as in the synthesis of many intermediates, fine chemicals, and pharmaceuticals. The scale of production ranges from millions of tons per year to a few grams per year. The diversity of catalysts is large and encompasses all the known categories of catalyst type: homogeneous, heterogeneous, and biological. This book summarizes the current status in these fields concentrating on rates, kinetics, and reaction mechanisms, but also covers broad topics including modeling, computational simulation, process concepts, spectroscopy and new catalyst development. The similarities and distinctions between the different reaction systems are compared, and the latest advances are described. - Comprehensive listing of epoxide products - Broad comparison of turnover frequencies of homogeneous, hetergeneous, main-group, biomimetic and biological catalysts - Analysis of the general strengths and weaknesses of varied catalytic systems - Detailed description of the mechanisms of reaction for classical and emerging catalysts

Kinetics and Catalysis in Homogeneous and Heterogeneous Systems

Kinetics and Catalysis in Homogeneous and Heterogeneous Systems PDF Author: I. M. Kolesnikov
Publisher: Nova Biomedical Books
ISBN:
Category : Science
Languages : en
Pages : 252

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Book Description
This book consists of two parts: the first one deals with kinetics of processes in heterogeneous systems and those with different degrees of phase dispersion. Strict analytic methods are recommended for solving the kinetic equations for non-catalytic processes in gas, liquid, and solid phases herein. The second part of the book is devoted to studying structure and properties of catalysts and to the developing of catalysis theories. Kinetic methods to describe catalytic process have been worked out. Mechanisms of elementary catalytic stages are under consideration: theoretical methods of selecting catalysts for chemical reactions are being suggested on the basis of the theory of catalysis by polyhedra and Generalised Quantum-Chemical Principle. Mechanisms of adsorption, homogenous and heterogeneous catalysis, are under consideration. Theoretical parts are illustrated by problems with solutions.

Catalytic Kinetics

Catalytic Kinetics PDF Author: Dmitry Yu Murzin
Publisher: Elsevier
ISBN: 0444634630
Category : Technology & Engineering
Languages : en
Pages : 754

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Book Description
Catalytic Kinetics: Chemistry and Engineering, Second Edition offers a unified view that homogeneous, heterogeneous, and enzymatic catalysis form the cornerstone of practical catalysis. The book has an integrated, cross-disciplinary approach to kinetics and transport phenomena in catalysis, but still recognizes the fundamental differences between different types of catalysis. In addition, the book focuses on a quantitative chemical understanding and links the mathematical approach to kinetics with chemistry. A diverse group of catalysts is covered, including catalysis by acids, organometallic complexes, solid inorganic materials, and enzymes, and this fully updated second edition contains a new chapter on the concepts of cascade catalysis. Finally, expanded content in this edition provides more in-depth discussion, including topics such as organocatalysis, enzymatic kinetics, nonlinear dynamics, solvent effects, nanokinetics, and kinetic isotope effects. - Fully revised and expanded, providing the latest developments in catalytic kinetics - Bridges the gaps that exist between hetero-, homo- and enzymatic-catalysis - Provides necessary tools and new concepts for researchers already working in the field of catalytic kinetics - Written by internationally-renowned experts in the field - Examples and exercises following each chapter make it suitable as an advanced course book

Chemically Reacting Flow

Chemically Reacting Flow PDF Author: Robert J. Kee
Publisher: John Wiley & Sons
ISBN: 047146130X
Category : Science
Languages : en
Pages : 884

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Book Description
Complex chemically reacting flow simulations are commonly employed to develop quantitative understanding and to optimize reaction conditions in systems such as combustion, catalysis, chemical vapor deposition, and other chemical processes. Although reaction conditions, geometries, and fluid flow can vary widely among the applications of chemically reacting flows, all applications share a need for accurate, detailed descriptions of the chemical kinetics occurring in the gas-phase or on reactive surfaces. Chemically Reacting Flow: Theory and Practice combines fundamental concepts in fluid mechanics and physical chemistry, assisting the student and practicing researcher in developing analytical and simulation skills that are useful and extendable for solving real-world engineering problems. The first several chapters introduce transport processes, primarily from a fluid-mechanics point of view, incorporating computational simulation from the outset. The middle section targets physical chemistry topics that are required to develop chemically reacting flow simulations, such as chemical thermodynamics, molecular transport, chemical rate theories, and reaction mechanisms. The final chapters deal with complex chemically reacting flow simulations, emphasizing combustion and materials processing. Among other features, Chemically Reacting Flow: Theory and Practice: -Advances a comprehensive approach to interweaving the fundamentals of chemical kinetics and fluid mechanics -Embraces computational simulation, equipping the reader with effective, practical tools for solving real-world problems -Emphasizes physical fundamentals, enabling the analyst to understand how reacting flow simulations achieve their results -Provides a valuable resource for scientists and engineers who use Chemkin or similar software Computer simulation of reactive systems is highly effective in the development, enhancement, and optimization of chemical processes. Chemically Reacting Flow helps prepare both students and professionals to take practical advantage of this powerful capability.

An Introduction to Chemical Kinetics

An Introduction to Chemical Kinetics PDF Author: Michel Soustelle
Publisher: John Wiley & Sons
ISBN: 1118604229
Category : Science
Languages : en
Pages : 484

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Book Description
This book is a progressive presentation of kinetics of the chemical reactions. It provides complete coverage of the domain of chemical kinetics, which is necessary for the various future users in the fields of Chemistry, Physical Chemistry, Materials Science, Chemical Engineering, Macromolecular Chemistry and Combustion. It will help them to understand the most sophisticated knowledge of their future job area. Over 15 chapters, this book present the fundamentals of chemical kinetics, its relations with reaction mechanisms and kinetic properties. Two chapters are then devoted to experimental results and how to calculate the kinetic laws in both homogeneous and heterogeneous systems. The following two chapters describe the main approximation modes to calculate these laws. Three chapters are devoted to elementary steps with the various classes, the principles used to write them and their modeling using the theory of the activated complex in gas and condensed phases. Three chapters are devoted to the particular areas of chemical reactions, chain reactions, catalysis and the stoichiometric heterogeneous reactions. Finally the non-steady-state processes of combustion and explosion are treated in the final chapter.

Metal Nanoclusters in Catalysis and Materials Science: The Issue of Size Control

Metal Nanoclusters in Catalysis and Materials Science: The Issue of Size Control PDF Author: Benedetto Corain
Publisher: Elsevier
ISBN: 0080555004
Category : Technology & Engineering
Languages : en
Pages : 471

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Book Description
Metal Nanoclusters in Catalysis and Materials Science: The Issue of Size Control deals with the synthesis of metal nanoclusters along all known methodologies. Physical and chemical properties of metal nanoclusters relevant to their applications in chemical processing and materials science are covered thoroughly. Special attention is given to the role of metal nanoclusters size and shape in catalytic processes and catalytic applications relevant to industrial chemical processing.An excellent text for expanding the knowledge on the chemistry and physics of metal nanoclusters. Divided in two parts; Part I deals with general aspects of the matter and Part II has to be considered a useful handbook dealing with the production of metal nanoclusters, especially from their size-control point of view.* Divided into two parts for ease of reference: general and operational * Separation of synthetic aspects, physical properties and applications* Specific attention is given to the task of metal nanoclusters size-control

Kinetics and Catalysis in Microheterogeneous Systems

Kinetics and Catalysis in Microheterogeneous Systems PDF Author: Michael Gratzel
Publisher: CRC Press
ISBN: 1000104605
Category : Science
Languages : en
Pages : 544

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Book Description
This book provides a quantitative assessment of the advances in the area of catalysis and kinetics in microheterogeneous systems. It is an invaluable resource for chemists interested in catalysis and reaction kinetics, and physicists interested in semiconductors, metal clusters and catalysis.

Fundamental Concepts in Heterogeneous Catalysis

Fundamental Concepts in Heterogeneous Catalysis PDF Author: Jens K. Nørskov
Publisher: John Wiley & Sons
ISBN: 1118888952
Category : Technology & Engineering
Languages : en
Pages : 228

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Book Description
This book is based on a graduate course and suitable as a primer for any newcomer to the field, this book is a detailed introduction to the experimental and computational methods that are used to study how solid surfaces act as catalysts. Features include: First comprehensive description of modern theory of heterogeneous catalysis Basis for understanding and designing experiments in the field Allows reader to understand catalyst design principles Introduction to important elements of energy transformation technology Test driven at Stanford University over several semesters

Heterogeneous Catalysis

Heterogeneous Catalysis PDF Author: Georgiĭ Konstantinovich Boreskov
Publisher: Nova Publishers
ISBN: 9781590338643
Category : Science
Languages : en
Pages : 254

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Book Description
Table of contents

Liquid Biofuels

Liquid Biofuels PDF Author: Krushna Prasad Shadangi
Publisher: John Wiley & Sons
ISBN: 1119791987
Category : Science
Languages : en
Pages : 754

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Book Description
Compiled by a well-known expert in the field, Liquid Biofuels provides a profound knowledge to researchers about biofuel technologies, selection of raw materials, conversion of various biomass to biofuel pathways, selection of suitable methods of conversion, design of equipment, selection of operating parameters, determination of chemical kinetics, reaction mechanism, preparation of bio-catalyst: its application in bio-fuel industry and characterization techniques, use of nanotechnology in the production of biofuels from the root level to its application and many other exclusive topics for conducting research in this area. Written with the objective of offering both theoretical concepts and practical applications of those concepts, Liquid Biofuels can be both a first-time learning experience for the student facing these issues in a classroom and a valuable reference work for the veteran engineer or scientist. The description of the detailed characterization methodologies along with the precautions required during analysis are extremely important, as are the detailed description about the ultrasound assisted biodiesel production techniques, aviation biofuels and its characterization techniques, advance in algal biofuel techniques, pre-treatment of biomass for biofuel production, preparation and characterization of bio-catalyst, and various methods of optimization. The book offers a comparative study between the various liquid biofuels obtained from different methods of production and its engine performance and emission analysis so that one can get the utmost idea to find the better biofuel as an alternative fuel. Since the book covers almost all the field of liquid biofuel production techniques, it will provide advanced knowledge to the researcher for practical applications across the energy sector. A valuable reference for engineers, scientists, chemists, and students, this volume is applicable to many different fields, across many different industries, at all levels. It is a must-have for any library.