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Articles related to fluorescence

Fluorescence and Phosphorescence - Chemistry - About.com
Aug 28, 2014 ... Fluorescence and phosphorescence are both examples of photoluminescence. In both cases, light is absorbed and then re-emitted at a ...
Tonic Water Fluorescence - Chemistry - About.com
Aug 28, 2014 ... An example of fluorescence. Tonic water is clear under normal light, but vividly fluorescent under ultraviolet light, due to the presence of the ...
Fluorescence - Chemistry - About.com
May 21, 2014 ... Fluorescence definition, as used in chemistry, chemical engineering, and physics .
Fluorescence -- from Eric Weisstein's World of Physics - ScienceWorld
A luminescence phenomenon in which electron de-excitation occurs almost spontaneously, and in which emission from a luminescent substance ceases when ...
What Is Diamond Fluorescence? - Jewelry - About.com
Fluorescence is a characteristic that makes some diamonds appear to change color in different lights, and the color shift can be a pro or a con.
Fluorescence in Minerals - Geology - About.com
Fluorescence is a startling property of certain minerals: when you shine an ultraviolet "black light" on them in a darkened place, they respond by glowing in ...
Urine Fluorescence in Black Light - Chemistry - About.com
Aug 28, 2014 ... Urine fluoresces or glows when exposed to black or ultraviolet light.
The History of Fluorescent Lights and Fluorescent Lamps - Inventors
In 1857, the French physicist Alexandre E. Becquerel who had investigated the phenomena of fluorescence and phosphorescence, theorized about the building  ...
Amber Fluorescence - Chemistry - About.com
Aug 28, 2014 ... ... light on the amber sample. Real amber fluoresces. I've included a non- fluorescent mineral so you can see the difference in appearance.
Fine Art Glossary Term X-ray Fluorescence Spectrometer - About.com
The fine art term X-ray Fluorescence Spectrometer is a high-powered instrument used in art conservation and restoration.
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