This Ultraviolet display was made for the Open day in 2014.
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Ultraviolet display
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Category Archives: Ultraviolet
Fluorescein Display II
Now this is trippy. I knocked this up for my 2014 Open Day. Fluorescein powder dropped on a 3 foot column of water and lit by a 3 W UV light. In slow motion, the green fluorescent liquid forms inverted mushrooms, swirls, sheets and eddies which are constantly moving.
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Calcite
A calcite crystal demonstrating birefringence. The angle here is also showing a double image of the blue line. “Continue reading” for more details and photos. Continue reading
Fluorescent Minerals
This is Andersonite which is fascinating on many levels.
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Scorpions and Ultraviolet
Ultraviolet becomes visible when it makes things fluoresce.
“Continue reading” to see more interesting facts about UV and scorpions. 6 photos, links…
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Fluorescein
This is one drop of 40% concentrated Fluorescein dye dropped into water with some bleach alkalinisation which enhances the fluorescence under long wave UV light.
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Ultraviolet
Ultraviolet becomes visible when it makes things fluoresce. Tonic water under ultraviolet (UV) glows blue due to the Quinine content. Fluorescein glows green. “Continue reading” to see the effects of UV and the ways it is created. 10 photos and links. Continue reading
Infrared
These photos were taken with a video camera without and with an infrared filter, seconds apart. Note the change in shirt colour.
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