Suchergebnisse

1 Introduction to instrumental methods of analysis -- 1.1 Precision and accuracy -- 1.2 Speed of analysis -- 1.3 Cost -- 1.4 Safety -- 1.5 Automation -- Recommended general texts -- 2 Liquid chromatography -- 2.1 Introduction -- 2.2 Theory of liquid chromatography -- 2.3 Modes of chromatography -- 2.4 Chromatographic techniques -- 2.5 Sample preparation -- References -- 3 Gas chromatography -- 3.1 Introduction -- 3.2 Principles -- 3.3 The chromatographic system -- 3.4 GLC columns -- 3.5 Principles of separation -- 3.6 Stationary phases -- 3.7 Gas—solid chromatography -- 3.8 Detectors -- 3.9 Sample preparation -- 3.10 Quantification -- References -- 4 Electrophoresis -- 4.1 Introduction -- 4.2 Effect of pH on charge -- 4.3 Techniques of electrophoresis -- 4.4 Isotachophoresis -- References -- 5 Introduction to spectroscopy -- 5.1 Spectroscopy -- 5.2 The electromagnetic spectrum -- 5.3 Molecular energy states -- 5.4 Molecular transitions -- 5.5 Quantitative analysis -- 5.6 Determination of a spectrum -- Further reading -- 6 UV—visible spectrophotometry -- 6.1 Introduction -- 6.2 Electronic energy levels -- 6.3 Electronic transitions -- 6.4 Qualitative analysis -- 6.5 Quantitative analysis -- 6.6 Calibration of spectrophotometers -- 6.7 Sample presentation -- 6.8 Difference spectrophotometry -- 6.9 Spectrophotometric titrations -- 6.10 Derivative spectrophotometry -- 6.11 Dual-wavelength spectrophotometry -- 6.12 Spectrophotometers and colorimeters -- 6.13 Turbidimetry and nephelometry -- 6.14 Colour and gloss of solid samples -- References -- 7 Fluorescence and phosphorescence spectrophotometry -- 7.1 Introduction -- 7.2 Fluorophores -- 7.3 Excitation and emission spectra -- 7.4 Quantitative measurements -- 7.5 Factors affecting fluorescence spectra -- 7.6 Instruments for fluorescence studies -- 7.7 Applications of fluorescence spectrophotometry -- References -- 8 Infrared spectroscopy -- 8.1 Introduction -- 8.2 Molecular vibrations -- 8.3 Qualitative analysis -- 8.4 Quantitative analysis -- 8.5 Instrumentation -- 8.7 Attenuated total reflectance -- 8.8 Near-infrared reflectance analysis -- References -- 9 Nuclear magnetic resonance spectroscopy -- 9.1 Introduction -- 9.2 Principles -- 9.3 Pulse NMR spectrometer -- 9.4 Chemical shifts -- 9.5 Spin—spin coupling -- 9.6 Integration -- 9.7 Further techniques for elucidation of NMR spectra -- 9.8 Wide-line NMR -- 9.9 In-vivo NMR -- References -- 10 Electron spin resonance -- 10.1 Principles -- 10.2 ESR spectra -- 10.3 ESR spectrometer -- 10.4 Sample preparation -- 10.5 Spin labelling -- 10.6 Quantitative analysis -- References -- 11 Flame techniques -- 11.1 Introduction -- 11.2 Flame emission spectrometry (FES) -- 11.3 Atomic absorption spectrometry (AAS) -- 11.4 Applications -- References -- 12 Mass spectrometry -- 12.1 Introduction -- 12.2 Mass spectrometer -- 12.3 Analysis of mixtures -- 12.4 Determination of molecular structures -- References -- 13 Electrochemical techniques -- 13.1 Introduction -- 13.2 Conductivity of solutions -- 13.3 Voltammetry -- 13.4 Potentiometric measurements -- References.

pt. I. Setting the scene : issues of hype, hubris and humility in science communication and citizen participation -- pt. II. Science communication, ethics and framing : models and cultural reality -- pt. III. Science communication, metaphors and practical realities -- pt. IV. Science, science communication and metaphor analysis.