Fundamental Concepts in Heterogeneous Catalysis (eBook, ePUB)
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Fundamental Concepts in Heterogeneous Catalysis (eBook, ePUB)
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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
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- Produktdetails
- Verlag: John Wiley & Sons
- Seitenzahl: 208
- Erscheinungstermin: 25. August 2014
- Englisch
- ISBN-13: 9781118892022
- Artikelnr.: 41495295
- Verlag: John Wiley & Sons
- Seitenzahl: 208
- Erscheinungstermin: 25. August 2014
- Englisch
- ISBN-13: 9781118892022
- Artikelnr.: 41495295
Potential Energy Diagram 6 2.1 Adsorption 7 2.2 Surface Reactions 11 2.3
Diffusion 13 2.4 Adsorbate-Adsorbate Interactions 15 2.5 Structure
Dependence 17 2.6 Quantum and Thermal Corrections to the Ground-State
Potential Energy 20 3 Surface Equilibria 26 3.1 Chemical Equilibria in
Gases Solids and Solutions 26 3.2 The Adsorption Entropy 31 3.3 Adsorption
Equilibria: Adsorption Isotherms 34 3.4 Free Energy Diagrams for Surface
Chemical Reactions 40 Appendix 3.1 The Law of Mass Action and the
Equilibrium Constant 42 Appendix 3.2 Counting the Number of Adsorbate
Configurations 44 Appendix 3.3 Configurational Entropy of Adsorbates 44 4
Rate Constants 47 4.1 The Timescale Problem in Simulating Rare Events 48
4.2 Transition State Theory 49 4.3 Recrossings and Variational Transition
State Theory 59 4.4 Harmonic Transition State Theory 61 5 Kinetics 68 5.1
Microkinetic Modeling 68 5.2 Microkinetics of Elementary Surface Processes
69 5.3 The Microkinetics of Several Coupled Elementary Surface Processes 74
5.4 Ammonia Synthesis 79 6 Energy Trends in Catalysis 85 6.1 Energy
Correlations for Physisorbed Systems 85 6.2 Chemisorption Energy Scaling
Relations 87 6.3 Transition State Energy Scaling Relations in Heterogeneous
Catalysis 90 6.4 Universality of Transition State Scaling Relations 93 7
Activity and Selectivity Maps 97 7.1 Dissociation Rate-Determined Model 97
7.2 Variations in the Activity Maximum with Reaction Conditions 101 7.3
Sabatier Analysis 103 7.4 Examples of Activity Maps for Important Catalytic
Reactions 105 7.4.1 Ammonia Synthesis 105 7.4.2 The Methanation Reaction
107 7.5 Selectivity Maps 112 8 The Electronic Factor in Heterogeneous
Catalysis 114 8.1 The d-Band Model of Chemical Bonding at Transition Metal
Surfaces 114 8.2 Changing the d-Band Center: Ligand Effects 125 8.3
Ensemble Effects in Adsorption 130 8.4 Trends in Activation Energies 131
8.5 Ligand Effects for Transition Metal Oxides 134 9 Catalyst Structure:
Nature of the Active Site 138 9.1 Structure of Real Catalysts 138 9.2
Intrinsic Structure Dependence 139 9.3 The Active Site in High Surface Area
Catalysts 143 9.4 Support and Structural Promoter Effects 146 10 Poisoning
and Promotion of Catalysts 150 11 Surface Electrocatalysis 155 11.1 The
Electrified Solid-Electrolyte Interface 156 11.2 Electron Transfer
Processes at Surfaces 158 11.3 The Hydrogen Electrode 161 11.4 Adsorption
Equilibria at the Electrified Surface-Electrolyte Interface 161 11.5
Activation Energies in Surface Electron Transfer Reactions 162 11.6 The
Potential Dependence of the Rate 164 11.7 The Overpotential in
Electrocatalytic Processes 167 11.8 Trends in Electrocatalytic Activity:
The Limiting Potential Map 169 12 Relation of Activity to Surface
Electronic Structure 175 12.1 Electronic Structure of Solids 175 12.2 The
Band Structure of Solids 179 12.3 The Newns-Anderson Model 184 12.4
Bond-Energy Trends 186 12.5 Binding Energies Using the Newns-Anderson Model
193 Index 195
Potential Energy Diagram 6 2.1 Adsorption 7 2.2 Surface Reactions 11 2.3
Diffusion 13 2.4 Adsorbate-Adsorbate Interactions 15 2.5 Structure
Dependence 17 2.6 Quantum and Thermal Corrections to the Ground-State
Potential Energy 20 3 Surface Equilibria 26 3.1 Chemical Equilibria in
Gases Solids and Solutions 26 3.2 The Adsorption Entropy 31 3.3 Adsorption
Equilibria: Adsorption Isotherms 34 3.4 Free Energy Diagrams for Surface
Chemical Reactions 40 Appendix 3.1 The Law of Mass Action and the
Equilibrium Constant 42 Appendix 3.2 Counting the Number of Adsorbate
Configurations 44 Appendix 3.3 Configurational Entropy of Adsorbates 44 4
Rate Constants 47 4.1 The Timescale Problem in Simulating Rare Events 48
4.2 Transition State Theory 49 4.3 Recrossings and Variational Transition
State Theory 59 4.4 Harmonic Transition State Theory 61 5 Kinetics 68 5.1
Microkinetic Modeling 68 5.2 Microkinetics of Elementary Surface Processes
69 5.3 The Microkinetics of Several Coupled Elementary Surface Processes 74
5.4 Ammonia Synthesis 79 6 Energy Trends in Catalysis 85 6.1 Energy
Correlations for Physisorbed Systems 85 6.2 Chemisorption Energy Scaling
Relations 87 6.3 Transition State Energy Scaling Relations in Heterogeneous
Catalysis 90 6.4 Universality of Transition State Scaling Relations 93 7
Activity and Selectivity Maps 97 7.1 Dissociation Rate-Determined Model 97
7.2 Variations in the Activity Maximum with Reaction Conditions 101 7.3
Sabatier Analysis 103 7.4 Examples of Activity Maps for Important Catalytic
Reactions 105 7.4.1 Ammonia Synthesis 105 7.4.2 The Methanation Reaction
107 7.5 Selectivity Maps 112 8 The Electronic Factor in Heterogeneous
Catalysis 114 8.1 The d-Band Model of Chemical Bonding at Transition Metal
Surfaces 114 8.2 Changing the d-Band Center: Ligand Effects 125 8.3
Ensemble Effects in Adsorption 130 8.4 Trends in Activation Energies 131
8.5 Ligand Effects for Transition Metal Oxides 134 9 Catalyst Structure:
Nature of the Active Site 138 9.1 Structure of Real Catalysts 138 9.2
Intrinsic Structure Dependence 139 9.3 The Active Site in High Surface Area
Catalysts 143 9.4 Support and Structural Promoter Effects 146 10 Poisoning
and Promotion of Catalysts 150 11 Surface Electrocatalysis 155 11.1 The
Electrified Solid-Electrolyte Interface 156 11.2 Electron Transfer
Processes at Surfaces 158 11.3 The Hydrogen Electrode 161 11.4 Adsorption
Equilibria at the Electrified Surface-Electrolyte Interface 161 11.5
Activation Energies in Surface Electron Transfer Reactions 162 11.6 The
Potential Dependence of the Rate 164 11.7 The Overpotential in
Electrocatalytic Processes 167 11.8 Trends in Electrocatalytic Activity:
The Limiting Potential Map 169 12 Relation of Activity to Surface
Electronic Structure 175 12.1 Electronic Structure of Solids 175 12.2 The
Band Structure of Solids 179 12.3 The Newns-Anderson Model 184 12.4
Bond-Energy Trends 186 12.5 Binding Energies Using the Newns-Anderson Model
193 Index 195