Principles of Instrumental AnalysisSaunders College Pub., 1992 - 700 pagine Introduction; operational amplifiers in chemical instrumentation;digital electronics, microprocessors,and computers; signal and noise; properties of electromagnetic radiation;instruments for optical spectroscopy;an introduction to molecular ultraviolet, visible and enar-infrared absorption spectroscopy;application of molecular ultraviolet,visible absorption spectroscopy;molecular fluorescence, phosphorescence and chemiluminescence; atomic spectroscopy based upon flame and electrothermal atomization;emission spectroscopy based upon plasma, arc and spark atomization;infrared absorption spectroscopy;raman spectroscopy;nuclear magnetic resonance spectroscopy;x-ray spectroscopy;analysis of surfaces with electron beams;radiochemical methods;mass spectrometry;an introduction to electroanalytical chemistry;potentiometric methods;coulometric methods; voltammetry; thermal methods;an introduction to chromatographic separation;gas chromatography;high-performance liquid chromatography;other separation methods;automated methods of analysis. |
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Pagina 220
... ionized and p is the partial pressure of the metal in the gaseous solvent before ionization . Table 10-3 shows the calculated degree of ioni- zation for several common metals under conditions that approximate those used in flame ...
... ionized and p is the partial pressure of the metal in the gaseous solvent before ionization . Table 10-3 shows the calculated degree of ioni- zation for several common metals under conditions that approximate those used in flame ...
Pagina 444
... ionization and chemical ionization can be carried out interchangeably . In chemical ionization , gaseous atoms of the sample ( from either a batch inlet or a heated probe ) are ionized by collision with ions produced by electron ...
... ionization and chemical ionization can be carried out interchangeably . In chemical ionization , gaseous atoms of the sample ( from either a batch inlet or a heated probe ) are ionized by collision with ions produced by electron ...
Pagina 446
... IONIZATION SOURCES AND SPECTRA 13 In field ionization sources , ions are formed under the influence of a large electric field ( 108 V / cm ) . Such fields are produced by applying high voltages ( 10 to 20 kV ) to specially formed ...
... IONIZATION SOURCES AND SPECTRA 13 In field ionization sources , ions are formed under the influence of a large electric field ( 108 V / cm ) . Such fields are produced by applying high voltages ( 10 to 20 kV ) to specially formed ...
Sommario
Overview | 1 |
Operational Amplifiers | 10 |
Digital Electronics Microprocessors | 29 |
Copyright | |
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absorbance absorption activity addition amplifier Anal analysis analyte applications atomic band beam Calculate cause cell Chem chemical chromatography circuit column complex components compounds concentration constant containing curve described detector determination device difference discussion effect electrical electrons elements emission employed energy Equation example excited field filter fluorescence frequency function give given grating important increase infrared instruments intensity ions laser length less limited lines liquid magnetic mass measurements methods molecules monochromator noise Note observed obtained occurs operational optical output peak phase potential produced radiation Raman spectroscopy range ratio reaction reference region relative sample sensitivity separation shown in Figure shows signal slit solid solution solvent species spectra spectroscopy spectrum standard surface Table temperature transitions tube types typical usually vibrational voltage wave wavelength X-ray York