Infrared and Raman Spectroscopy: Principles and Spectral InterpretationInfrared and Raman Spectroscopy: Principles and Spectral Interpretation explains the background, core principles and tests the readers understanding of the important techniques of Infrared and Raman Spectroscopy. These techniques are used by chemists, environmental scientists, forensic scientists etc to identify unknown chemicals. In the case of an organic chemist these tools are part of an armory of techniques that enable them to conclusively prove what compound they have made, which is essential for those being used in medical applications. The book reviews basic principles, instrumentation, sampling methods, quantitative analysis, origin of group frequencies and qualitative interpretation using generalized Infrared (IR) and Raman spectra. An extensive use of graphics is used to describe the basic principles of vibrational spectroscopy and the origins of group frequencies, with over 100 fully interpreted FT-IR and FT-Raman spectra included and indexed to the relevant qualitative interpretation chapter. A final chapter with forty four unknown spectra and with a corresponding answer key is included to test the readers understanding. Tables of frequencies (peaks) for both infrared and Raman spectra are provided at key points in the book and will act as a useful reference resource for those involve interpreting spectra. This book provides a solid introduction to vibrational spectroscopy with an emphasis placed upon developing critical interpretation skills. Ideal for those using and analyzing IR and Raman spectra in their laboratories as well as those using the techniques in the field.
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The source of oscillation for the ball and spring model was through coupling to an eccentric variable speed motor which enabled studies of the internal vibrations of molecules. When the oscillating frequency matched that of one of the ...
Thus in the case of harmonic oscillator, the Cartesian coordinate displacements of each atom plotted as a function of time is a sinusoidal wave. The relative vibrational amplitudes may differ in either magnitude or direction.
OSCILLATOR. To better understand the molecular vibrations responsible for the characteristic bands observed in infrared and Raman spectra it is useful to consider a simple model derived from classical mechanics.1 Figure 2.5 depicts a ...
The general wavenumber regions for various diatomic oscillator groups are shown in Table 2.2, where Z is an atom such as carbon, oxygen, nitrogen, sulfur, and phosphorus. TABLE 2.2 General Wavenumber Regions for Various Simple Diatonic ...
OSCILLATOR. Vibrational spectroscopy relies heavily on the theoretical insight provided by quantum theory. ... the reader is referred elsewhere.2-5 For the classical harmonic oscillation of a diatomic the potential energy (PE) is given ...
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Table des matières
1 | |
7 | |
27 | |
Chapter 4 Environmental Dependence of Vibrational Spectra | 55 |
Chapter 5 Origin of Group Frequencies | 63 |
Characteristic Group Frequencies | 73 |
Chapter 7 General Outline and Strategies for IR and Raman Spectral Interpretation | 117 |
Chapter 8 Illustrated IR and Raman Spectra Demonstrating Important Functional Groups | 135 |
Chapter 9 Unknown IR and Raman Spectra | 177 |
Appendix IR Correlation Charts | 213 |
Index | 217 |
Autres éditions - Tout afficher
Infrared and Raman Spectroscopy: Principles and Spectral Interpretation Peter Larkin Aucun aperçu disponible - 2017 |
Infrared and Raman Spectroscopy: Principles and Spectral Interpretation Peter J. Larkin Aucun aperçu disponible - 2011 |