Introduction to the Series | p. iii |
Contributors to Volume 22 | p. v |
Contents of Other Volumes | p. xiii |
Looking at the Metal/Solution Interface with the Electrochemical Quartz-Crystal Microbalance: Theory and Experiment | |
Introduction | p. 2 |
Is It Really a Microbalance? | p. 3 |
Applications of the Quartz Crystal Microbalance | p. 4 |
The Impedance Spectrum of the EQCM | p. 5 |
Outline of This Chapter | p. 8 |
Theoretical Interpretation of the QCM Response | p. 8 |
Impedance | p. 8 |
The Effect of Thin Surface Films | p. 12 |
The Quartz Crystal Operating in Contact with a Liquid | p. 16 |
Quartz Crystals with Rough Surfaces | p. 26 |
Electrical Double Layer/Electrostatic Adsorption | p. 33 |
Introduction | p. 33 |
Some Typical Results | p. 34 |
The Potential Dependence of the Frequency | p. 36 |
Adsorption Studies | p. 43 |
The Adsorption of Organic Substances | p. 43 |
The Adsorption of Inorganic Species | p. 53 |
Metal Deposition | p. 60 |
Deposition on the Same Metal Substrate | p. 60 |
Early Stages of Metal Deposition on a Foreign Substrate | p. 64 |
The Influence of Roughness on the Response of the QCM in Liquids | p. 70 |
The Nonelectrochemical Case | p. 71 |
The Electrochemical Case | p. 76 |
Conclusion | p. 83 |
Appendix | p. 86 |
Nonuniform Film on the Surface | p. 86 |
Experimental Remarks | p. 86 |
References | p. 94 |
The Indirect Laser-Induced Temperature Jump Method for Characterizing Fast Interfacial Electron Transfer: Concept, Application, and Results | |
Introduction | p. 102 |
Why Measure Fast Interfacial Electron Transfer Rate Constants? And How? | p. 103 |
Background | p. 104 |
The Underlying Principles of the ILIT Method--The Short Version | p. 106 |
Definition of Terms | p. 108 |
The Evolution of the ILIT Method for the Study of Fast Interfacial Electron Transfer Kinetics | p. 108 |
The Temperature-Jump Approach for Studies of Homogeneous Kinetics | p. 108 |
The Temperature-Jump Approach for Studies of Interfacial Kinetics | p. 108 |
Relevant Electron Transfer Theory: Marcus's Description of Heterogeneous Nonadiabatic Electron Transfer Reactions | p. 112 |
Chidsey's Approach | p. 112 |
Temperature Dependence | p. 116 |
How Well Does the Butler-Volmer Expression Approximate Marcus's Formalism? | p. 118 |
Analysis of the ILIT Response | p. 120 |
Response of the Open-Circuit Electrode Potential to a Change in the Interfacial Temperature in the Presence of a Perfectly Reversible Redox Couple Attached to the Electrode Surface | p. 121 |
The Relaxation of the ILIT Response When the Rate of Electron Transfer Is Not Infinitely Fast | p. 126 |
When Is the ILIT Response Purely Thermal (i.e., Devoid of Kinetic Information)? | p. 126 |
The Shape of the Ideal ILIT Perturbation | p. 130 |
Nonidealities of the Shape of the ILIT Perturbation and Response--Extracting the Relaxation Rate Constant, k[subscript m] | p. 134 |
Correlating k[subscript m] to Meaningful Physical Parameters | p. 137 |
Experimental Implementation of ILIT | p. 143 |
The Cell | p. 143 |
The Working Electrode: Preparation and Thermal Diffusion Properties | p. 148 |
Preparation of Self-Assembled Monolayers | p. 150 |
The Electronics | p. 151 |
Potential Problems | p. 152 |
Energetic and Timing Considerations for Single and Multiple Pulse Experiments | p. 156 |
Some Suggested Experimental Protocols | p. 160 |
A Few Examples of Measurements of Interfacial Kinetics | p. 161 |
Some Typical Transients | p. 161 |
Determining the Value of k[degree] | p. 163 |
Arrhenius Plots and Evaluation of [Delta]H[superscript not equal and Delta]H[subscript lambda] | p. 163 |
The Potential of the ILIT Approach | p. 166 |
Some Thoughts About Future Experiments | p. 166 |
Glossary of Terms | p. 170 |
Appendix: One-Dimensional Thermal Diffusion into Two Different Phases | p. 173 |
References | p. 175 |
Electrically Conducting Diamond Thin Films: Advanced Electrode Materials for Electrochemical Technologies | |
Introduction | p. 182 |
Diamond Thin Film Deposition, Electrode Architectures, Substrate Materials, and Electrochemical Cells | p. 185 |
Electrical Conductivity of Diamond Electrodes | p. 194 |
Characterization of Microcrystalline and Nanocrystalline Diamond Thin Film Electrodes | p. 195 |
Basic Electrochemical Properties of Microcrystalline and Nanocrystalline Diamond Thin Film Electrodes | p. 201 |
Factors Affecting Electron Transfer at Diamond Electrodes | p. 212 |
Surface Modification of Diamond Materials and Electrodes | p. 216 |
Electroanalytical Applications | p. 219 |
Azide Detection | p. 219 |
Trace Metal Ion Analysis | p. 221 |
Nitrite Detection | p. 224 |
NADH Detection | p. 225 |
Uric Acid Detection | p. 225 |
Histamine and Serotonin Detection | p. 226 |
Direct Electron Transfer to Heme Peptide and Peroxidase | p. 227 |
Cytochrome c Analysis | p. 228 |
Carbamate Pesticide Detection | p. 228 |
Ferrocene Analysis | p. 229 |
Aliphatic Polyamine Detection | p. 230 |
Electrosynthesis and Electrolytic Water Purification | p. 238 |
Optically Transparent Electrodes for Spectroelectrochemistry | p. 239 |
Advanced Electrocatalyst Support Materials | p. 251 |
Composite Electrode Fabrication and Characterization | p. 252 |
Oxygen Reduction Reaction | p. 259 |
Methanol Oxidation Reaction | p. 264 |
Conclusions | p. 267 |
References | p. 268 |
Author Index | p. 279 |
Subject Index | p. 295 |
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