KERR-EFFECT

Kerr effect

noun Physics.
the double refraction of light in certain substances, produced by an electric field.

Origin:
1905–10; named after John Kerr (1824–1907), Scottish physicist

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Kerr effect
 
n
1.  Also called: electro-optical effect the production of double refraction in certain transparent substances by the application of a strong electric field
2.  Also called: magneto-optical effect a slight elliptical polarization of plane polarized light when reflected from one of the poles of a strong magnet
 
[C19: named after John Kerr (1824--1907), Scottish physicist]

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