Fluorescence and Phosphorescence Spectroscopy :Physicochemical Principles and Practice

Publication subTitle :Physicochemical Principles and Practice

Author: Schulman   Stephen G;Belcher   R.;Freiser   H.  

Publisher: Elsevier Science‎

Publication year: 2017

E-ISBN: 9781483160993

P-ISBN(Paperback): 9780080204994

Subject: O657.31 Atomic emission spectroscopy.

Keyword: 分析化学,化学

Language: ENG

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Description

Fluorescence and Phosphorescence Spectroscopy: Physicochemical Principles and Practice deals with the physicochemical principles and applications of fluorescence and phosphorescence spectroscopy in experimental biology and chemistry. Topics covered include the absorption of light by molecules; instrumentation for the measurement of fluorescence and phosphorescence; solvent and acidity effects on electronic spectra; and polarization of fluorescence and phosphorescence.

Comprised of four chapters, this book begins with a discussion on photophysical processes in isolated molecules and molecules in solution, paying particular attention to thermal equilibration of electronically excited molecules, phototautomerism, and coordination by metal ions. The next chapter describes the instrumentation for measuring fluorescence and phosphorescence, which consists essentially of a light source to electronically excite the sample; a monochromator to separate the light of desired energy from the source; a sample compartment; a second monochromator to isolate the sample's fluorescence energy from the excitation energy; a photodetector to translate the fluorescent light into an electrical signal; and a readout system such as a galvanometer or a recorder, coupled with an amplifier to determine the intensity of fluorescent light that is emitted. The final chapter is devoted to various applications of fluorescence and phosphorescence spectroscopy, including the analysis of organic and inorg

Chapter

The Absorption of Light by Molecules

Vibrational Relaxation and Internal Conversion Thermal Equilibration of Electronically Excited Molecules

Deactivation of the Thermally Equilibrated Lowest Excited Singlet State

Bibliography

Chapter 2. Photophysical Processes in Molecules in Solution

Solvent Effects on Electronic Spectra

Acidity Effects on Electronic Spectra

Phototautomerism

Quenching of Molecular Luminescence

Coordination by Metal Ions

Concentration Effects

Fluorescence and Phosphorescence of Nucleic Acids

Polarization of Fluorescence and Phosphorescence

References

Bibliography

Chapter 3. Instrumentation

Excitation Sources

Wavelength Selectors

Slits

Sample Compartments

Detectors

Readout Systems

Instrumental Distortion of Spectra

Low Temperature Fluorescence

Phosphorescence Measurements

Sample Cells and Solvents for Phosphorimetry

Measurement of Fluorescence Quantum Yields

Measurement of Luminescence Lifetime

Measurement of Concentration

Time-Resolved Fluorometry

Selective Modulation Fluorometry

Microspectrofluorometry

Table of Solvents for Phosphorimetry

References

Chapter 4. Applications

Organic Compounds

Inorganic Substances

Some Specialized Applications

Table of Fluorimetric Methods for Organic Compounds

Table of Phosphorimetric Methods for Organic Compounds

Table of Fluorimetric Methods for Inorganic Compounds

References

Index

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