Abalone color is structural color

• The color of abalone is structural color. Abalone shell color is structural color ( Biology ) - Structural Color -
• brewster
  • When beeswax is applied to the surface of the shell and peeled off, the color transfers to the beeswax.
  • I thought the surface of the shell was (diffraction) grating.
    • The rainbow colors of CDs are also diffraction gratings
• Raman - Nobel Prize for the discovery of [Raman scattering
  • 1934: thought shells were made up of oblique layers
    • Verified after the invention of the electron microscope.
    • Flat crystals of calcium carbonate are stacked on top of each other.
• Diffracted light is rainbow-colored
• Reflected light from multilayers has a fixed wavelength
  • The color changes because the spacing between the membranes in the optical path direction changes with the angle.
  • Purple and green are the colors due to this.
• Diffraction was observed by shining a Green Laser on a luminous shell.

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