Fluorescence Quenching of Quinine with Halide Ions

10/16/00


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Table of Contents

Fluorescence Quenching of Quinine with Halide Ions

This Laboratory Exercise:

Jablonski Diagram

PPT Slide

PPT Slide

Dynamic Quenching Mechanism

Stern-Volmer Equation

Quinine

Quinine Fluorescence Decreases as [Br-] Increases

Experimental Conditions

Stern-Volmer Plots for Quinine Quenching

Comparison of Stern-Volmer Plots

Quenching Sphere of Action Model

Temperature Dependence of Stern-Volmer Plots for Chloride Quenching

PPT Slide

Evaluation of Temperature Dependence

Dependence of Temp. on KSV

PPT Slide

PPT Slide

Efficiency of Chloride Quenching

Efficiency of Bromide Quenching

Micelle Formation by Quinine Quenching

Quinine as a Probe for Micelles

Conclusions

Acknowledgements

Author: Mayrhofer and Betts

Home Page: http://www.kutztown.edu/~betts