Keywords:
Polarography.
;
Electronic books.
Description / Table of Contents:
This book provides up-to-date discussion of modern polarographic methods, with examples and experimental details. It is designed for the practicing analyst and a factor in bringing the reincarnated area of analytical chemistry into a new and healthy maturity.
Type of Medium:
Online Resource
Pages:
1 online resource (537 pages)
Edition:
1st ed.
ISBN:
9781000146301
Series Statement:
Monographs in Electroanalytical Chemistry and Electrochemistr Series
URL:
https://ebookcentral.proquest.com/lib/geomar/detail.action?docID=6362887
DDC:
543.4
Language:
English
Note:
Cover -- Half Title -- Series Page -- Title Page -- Copyright Page -- Dedication Page -- Contents -- Foreword -- Preface -- 1 The Renaissance of Polarography -- 1.1 History -- 1.2 Aims and Scope -- Notes -- 2 Theoretical, Instrumental, and General Considerations Relevant to the Systematic Use of Polarographic Methodology -- 2.1 The DC Polarographic Experiment: Simple Concepts -- 2.2 Electrode Processes and Their Nature -- 2.2.1 Electrochemical and Chemical Reversibility -- 2.2.2 Classification of Reactions -- 2.2.3 Adsorption, Film Formation, and Other Surface Phenomena -- 2.3 Instrumentation -- 2.3.1 The Two-Electrode Polarograph -- 2.3.2 The Three-Electrode Polarograph -- 2.3.3 General Recommendations in Instrumentation -- 2.4 Faradaic and Nonfaradaic Processes -- 2.4.1 Faradaic Current -- 2.4.2 Charging and Capacitance of an Electrode: The Charging Current -- 2.4.3 Migration Current -- 2.5 The Modern Polarographic Experiment -- Notes -- 3 Conventional DC Polarography: Limitations and Uses -- 3.1 Difficulties Encountered in Conventional DC Polarography -- 3.1.1 Resolution, Wave Shape, and Readout -- 3.1.2 Time Taken to Record a DC Polarogram -- 3.1.3 Sensitivity and Charging Current -- 3.1.4 Automation of Instrumentation and Readout -- 3.1.5 Dependence of Drop Time on Potential -- 3.2 Systematic Use of DC Polarographic Theory -- 3.2.1 Diffusion-Controlled Limiting Currents -- 3.2 2 Equation for DC Polarogram with Diffusion-Controlled Limiting Current -- 3.2.3 Kinetically Controlled Limiting Currents -- 3.2.4 Limiting Currents Controlled by Adsorption or Other Surface Phenomena -- 3.2.5 Charging Current in DC Polarography -- 3. 3 DC Polarography as an Absolute or Comparative Method of Analysis -- Notes -- 4 Advances in DC Polarography -- 4.1 Rapid DC Polarography with Short Controlled Drop Times.
,
4.1.1 Rapidly Dropping Mercury Electrodes and Their Theory -- 4.1.2 Recording, Damping, and Maximum Scan Rates of Potential -- 4.1.3 Reproducibility -- 4.1.4 Dependence of id on Various Parameters -- 4.1.5 Determination of Numbers of Electrons in Consecutive Electrode Processes -- 4.1.6 Other Applications -- 4.2 Spinning Dropping Mercury Electrodes -- 4.3 Current-Sampled DC Polarography -- 4.4 Current-Averaged DC Polarograms -- 4.5 Derivative DC Polarography -- 4.6 Subtractive DC Polarography -- 4.7 Linear Charging Current Compensation -- 4.8 Charging Current Compensation with Superimposed AC Signal -- 4.9 Static Mercury Drop Electrodes and Minimization of Charging Current -- Notes -- 5 Linear Sweep Voltammetry and Related Techniques -- 5.1 Nomenclature -- 5.2 Synchronization of Sweep Time at a Dropping Mercury Electrode -- 5.3 Solid Electrodes -- 5.4 Theory for Faradaic Processes -- 5.4.1 Reversible Charge Transfer -- 5.4.2 Nonreversible Charge Transfer -- 5.4.3 Effect of Uncompensated Resistance -- 5.4.4 Influence of Coupled Chemical Reactions -- 5.4.5 Influence of Adsorption -- 5.4.6 Diagnostic Criteria for Various Electrode Mechanisms -- 5.5 Linear Sweep Voltammetry in Analytical Applications -- 5.6 The Charging Current -- 5.7 Sensitivity -- 5.8 Comparisons with DC Polarography -- 5.9 Advances in Voltammetry -- 5.9.1 Staircase Voltammetry -- 5.9.2 Derivative Voltammetry -- 5.9.3 Convolution or Semi-Integral Techniques -- 5.9.4 Deconvolution or Semidifferential Techniques -- 5.9.5 Subtractive Voltammetry -- 5.9.6 Interrupted Voltage Ramps -- 5.10 Voltammetry with Forced Convection -- 5.10.1 Stationary Electrodes in Flowing Solutions -- 5.10.2 Rotated Disk Electrodes -- 5.10.3 Rotating Ring-Disk Electrodes -- Notes -- 6 Pluse Polarography -- 6.1 Nomenclature -- 6.2 Theory and Analytical Implications -- 6.2.1 Normal Pulse Polarography.
,
6.2.2 Differential Pulse Polarography -- 6.2.3 Influence of Resistance -- 6.3 Characterization of Electrode Reversibilityby Pulse Polarography -- 6.4 Charging Current and Direct Current Effectsin Pulse Polarography -- 6.4.1 Differential Pulse Polarography -- 6.4.2 Normal Pulse Polarography -- 6.5 Pulse Voltammetry at Stationary Electrodes -- 6.5.1 Normal Pulse Voltammetry -- 6.5.2 Differential Pulse Voltammetry -- 6.5.3 Pulse Voltammetry at a DroppingMercury Electrode -- 6.5.4 Pulse Voltammetry at Rotated Electrodes -- 6.6 Some Other Variations in Pulse Polarography -- 6.6.1 Pseudoderivative Pulse Polarography -- 6.6.2 Differential Double-Pulse Voltammetry -- 6.6.3 Alternate Drop Differential Pulse Polarography -- 6.6.4 Constant Potential Pulse Polarography -- 6.6.5 Miscellaneous -- 6.7 Assessment of Analytical Usefulness -- Notes -- 7 Sinusoidal Alternating Current Polarography -- 7.1 Nomenclature -- 7.2 Basic Principles -- 7.3 Fundamental Harmonic AC Polarography -- 7.3.1 Systematic Use of Total Fundamental Harmonic Alternating Current Polarography -- 7.3.2 Reversible AC Electrode Processes -- 7.3.3 Quasi-Reversible AC Electrode Processes -- 7.3.4 Irreversible AC Electrode Processes -- 7.3.5 Electrode Processes with Coupled Chemical Reactions or Adsorption -- 7.4 Phase-Sensitive Fundamental Harmonic AC Polarography -- 7.4.1 Background or Charging Current -- 7.4.2 Dependence of Charging Currentand Faradaic Current on Frequency -- 7.4.3 Dependence of Charging and FaradaicCurrents on AC Amplitude -- 7.4.4 Dependence of Charging and FaradaicCurrents on Phase Angle -- 7.5 Other Developments in Fundamental HarmonicAC Polarography -- 7.5.1 Short Controlled Drop Times -- 7.5.2 Current-Sampled AC Polarograms -- 7.5.3 AC Polarography in the Subtractive Mode -- 7.5.4 Fast Sweep AC Voltammetry at a Dropping Mercury Electrode -- 7.5.5 AC Cyclic Voltammetry.
,
7.5.6 Pulsed DC Potentials in AC Polarography -- 7.5.7 Analytical Applications of High-Frequency AC Polarography -- 7.6 Second Harmonic AC Polarography -- 7.7 Intermodular and Faradaic RectificationAC Polarography Based on Sine Waves -- 7.8 Tensammetry -- 7.9 Examples and Trends in the Use ofSinusoidal AC Polarography -- Notes -- 8 Miscellaneous Polarographic Methods Used in Analytical Chemistry -- 8.1 Square-Wave Polarography -- 8.2 Radio-Frequency Polarography -- 8.3 Chronopotentiometry -- 8.4 DC Polarography with Controlled Current -- 8.5 Chronopotentiometry with Controlled Alternating Current -- 8.6 Charge-Step Polarography -- Notes -- 9 Stripping Voltammetry -- 9.1 Introduction -- 9.2 Electrodes Used in Stripping Voltammetry -- 9.3 Theory and Techniques -- 9.4 Comparison of Some of the Techniques -- 9.4.1 Preformed and In Situ-Deposited Films -- 9.4.2 Measurement Modes with Mercury Thin Film Electrodes -- 9.4.3 Measurement Modes with Hanging Mercury Drop Electrodes -- 9.4.4 Relative Sensitivities and Limitsof Detection at MTFE and HMDE -- 9.4.5 Resolution at MTFE and HMDE Electrodes -- 9.4.6 Practical Examples of the HMDEand MTFE Techniques -- Notes -- 10 Computers and Digital Data Processing in Polarography -- 10.1 Microprocessor- and Minicomputer-ControlledPolarographs -- 10. 2 The Computer-Controlled Polarograph -- Notes -- Author Index -- Subject Index.
Permalink