Encyclopedia

Bouguer-Lambert law

Bouguer-Lambert law

[bu̇′ger ¦läm·bərt ‚lȯ]
(analytical chemistry)
The law that the change in intensity of light transmitted through an absorbing substance is related exponentially to the thickness of the absorbing medium and a constant which depends on the sample and the wavelength of the light. Also known as Lambert's law.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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