Nature5d
Visible Absorption Spectrum of Chlorophyll a, b, and β-Carotene Molecules mixed in Monolayers at a Water–Air Interface
Trurnit, H. J., and Colmano, G., Biochim. Biophys. Acta, 31, 434 (1959).
Hackaday3mon
A Low-Cost Spectrometer Uses Discrete LEDs And Math
It’s demonstrated in the video below using chlorophyll extracted from spinach leaves, and it seems to generate a reasonable spectrum. We suppose this might miss a narrow absorbance spike ...