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Saturday, December 1, 2018

Chlorophyll and Billirubin Fluorescence at 460nm

Chlorophyll and billirubin fluoresce with blue light with a frequency of about 460nm.

There is an interesting link here showing the structure of heme (blood from which billirubin is derived) and chlorophyll (image from the link):


You can see how an unwound (my term) heme create the billirubin structure:

The fluorescence is described here and can be triggered with common plant lights:


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