iridescence


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iridescence

(ĭr'ədĕs`əns), exhibition of rainbowlike colors on a surface. It usually results from interferenceinterference,
in physics, the effect produced by the combination or superposition of two systems of waves, in which these waves reinforce, neutralize, or in other ways interfere with each other.
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 when light composed of different wavelengths is reflected from the superficial layers of organic or inorganic substances, e.g., minerals, mother-of-pearl, and the feathers of birds. Iridescence greatly enhances the value of certain gems.

iridescence

[‚ir·ə′des·əns]
(optics)
A rainbow color effect exhibited in various bodies as a result of interference in a thin film (as of soap bubbles or mother of pearl) or of diffraction of light reflected from a ribbed surface (as of the plumage of some birds).

iridescence

The appearance of the rainbowlike colors that are occasionally observed in high clouds. Also known as irisation.
References in periodicals archive ?
(6) Iridescence, an unstable and moving effect, could be for the Owa an indication of this metamorphosis, and it visually marks the change in state of the afigona-mana principle that underlies the existence of all animated beings.
Notice how the vessel reflects the environment and note the many iridescence colours.
The iridescence is only visible when the wing is viewed at an angle.
It belongs to a large group of swallowtails that all have green or blue iridescence. The adult butterfly rarely last longer than a week.
It could be a good afternoon for the rider, who has every chance of a double with Iridescence in the British Stallion Studs EBF/32Red.com Maiden Fillies' Stakes.
IRIDESCENCE (1.30) lacked a change of gear when the pace quickened in a 7f maiden here recently, but picked up well to finish less than 1l behind Shy Bride at the line.
Seven contributions offer an overview of natural photonic structures and coverage of optical applications of biomolecules, polarization effects and their applications, biomimetic nanostructures for anti-reflection devices, control of iridescence (the case of butterfly scales), optical materials using silk, and fluorescence control in natural green fluorescent protein-based photonic structures of reef corals.
Clock this incredible list and prepared to be dazzled by its starry-eyed iridescence: Eric Clapton, George Harrison, Bob Dylan, Jimi Hendrix, Roger Waters, David Crosby, Elton John and hundreds more.
Fish do see in color and use it to hunt for food, but as a fishing lure sinks into water, the deeper it goes, the less light penetrates, and the lure loses iridescence, color, and contrast.
Morpho butterflies sport brilliant blue wings that glow with iridescence, the shimmer also seen in peacock feathers.
The quills are spun into a continuous thread that infuses their natural iridescence into a hand-loomed textile for upholstery or clothing.
1930s music critics were unconvinced by the work, but under Petrenko the musical romantic, the likeably lush and sweeping score took on an elegant iridescence from its radiant opening to a rumbustious finale.