Definition of Raman effect in English:

Raman effect

Syllabification: Ra·man ef·fect

noun

Physics
  • A change of wavelength exhibited by some of the radiation scattered in a medium. The effect is specific to the molecules that cause it, and so can be used in spectroscopic analysis. Compare with Rayleigh scattering.
    More example sentences
    • The Raman effect arises from the inelastic scattering of radiation in the visible region by molecules.
    • The Raman effect is extremely pronounced in silicon, though it isn't in fiber materials, Paniccia said.
    • Consisting of a silica core covered by a metallic shell, the nanoshells capture and focus the passing light, enhancing the Raman effect.

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Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody