Mourning doves have a small patch of iridescent feathers. The color is produced by a 330-nm-thick layer of keratin (n = 1.56) with air on both sides that is found around the edge of the feather barbules. For what wavelength or wavelengths in the visible spectrum would this structure produce constructive interference?
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Mourning doves have a small patch of iridescent feathers. The color is produced by a 330-nm-thick la...
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