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File: Language Pdf 89483 | Fluorescence Spectroscopy
an introduction to fluorescence spectroscopy user assistance perkinelmer ltd post office lane beaconsfield buckinghamshire hp9 1qa printed in the united kingdom notices the information contained in this document is subject ...

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                     An Introduction to 
                        Fluorescence 
                       Spectroscopy 
                
                
                
               User Assistance 
               PerkinElmer Ltd 
               Post Office Lane 
               Beaconsfield 
               Buckinghamshire 
               HP9 1QA 
                
               Printed in the United Kingdom. 
                
               Notices 
                
               The information contained in this document is subject to change without notice. 
               PerkinElmer makes no warranty of any kind with regard to the material, including, but 
               not limited to, the implied warranties of merchantability and fitness for a particular 
               purpose. 
               PerkinElmer shall not be liable for errors contained herein for incidental consequential 
               damages in connection with furnishing, performance or use of this material. 
                
               Copyright Information 
                
               This document contains proprietary information that is protected by copyright. 
               All rights are reserved.  No part of this publication may be reproduced in any form 
               whatsoever or translated into any language without the prior, written permission of 
               PerkinElmer, Inc.  
                
               Copyright © 2000 PerkinElmer, Inc. 
                
               Trademarks 
                
               Registered names, trademarks, etc. used in this document, even when not specifically 
               marked as such, are protected by law. 
                
               PerkinElmer is a registered trademark of PerkinElmer, Inc.  
       2 
                                       An Introduction to Fluorescence Spectroscopy 
                   Table of Contents 
                   Table of Contents............................................................................................ 3 
                   Luminescence and the nature of light.............................................................5 
                   Fluorescence................................................................................................... 7 
                   Phosphorescence........................................................................................... 11 
                   Light scattering............................................................................................. 14 
                      Rayleigh-Tyndall scattering .................................................................. 14 
                      Raman scattering................................................................................... 14 
                   Quantitation.................................................................................................. 16 
                   Sensitivity..................................................................................................... 18 
                      Instrumental sensitivity ......................................................................... 18 
                      Method sensitivity................................................................................. 18 
                      Absolute sensitivity............................................................................... 18 
                   Instrumentation............................................................................................. 21 
                      General.................................................................................................. 21 
                      Light sources ......................................................................................... 22 
                      Wavelength selection............................................................................. 24 
                      Detectors................................................................................................ 25 
                      Read-out devices ................................................................................... 26 
                      Sample holders...................................................................................... 26 
                   Problems of high blank values...................................................................... 28 
                      Cuvettes................................................................................................. 28 
                      Solvents and Reagents........................................................................... 28 
                      Other contaminants................................................................................ 29 
                   Working with dilute solutions ...................................................................... 30 
                      General.................................................................................................. 30 
                      Adsorption............................................................................................. 30 
                      Photo-decomposition............................................................................. 31 
                      Oxidation............................................................................................... 31 
                   Factors affecting quantitative accuracy........................................................32 
                      Non-linearity.......................................................................................... 32 
                      Temperature effects............................................................................... 32 
                      pH effects............................................................................................... 33 
                      Inner-filter effects.................................................................................. 33 
                      Quenching.............................................................................................. 33 
                   References .................................................................................................... 34 
                    
                                                                 3 
       An Introduction to Fluorescence Spectroscopy 
       4 
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...An introduction to fluorescence spectroscopy user assistance perkinelmer ltd post office lane beaconsfield buckinghamshire hp qa printed in the united kingdom notices information contained this document is subject change without notice makes no warranty of any kind with regard material including but not limited implied warranties merchantability and fitness for a particular purpose shall be liable errors herein incidental consequential damages connection furnishing performance or use copyright contains proprietary that protected by all rights are reserved part publication may reproduced form whatsoever translated into language prior written permission inc trademarks registered names etc used even when specifically marked as such law trademark table contents luminescence nature light phosphorescence scattering rayleigh tyndall raman quantitation sensitivity instrumental method absolute instrumentation general sources wavelength selection detectors read out devices sample holders problem...

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