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单词 raman effect
释义

WordReference Random House Unabridged Dictionary of American English © 2024
Ra′man effect′  (rä′mən),USA pronunciation [Optics.]
  1. Opticsthe change in wavelength of light scattered while passing through a transparent medium, the collection of new wavelengths (Ra′man spec′trum) being characteristic of the scattering medium and differing from the fluorescent spectrum in being much less intense and in being unrelated to an absorption band of the medium.
  • named after Sir C. Raman 1925–30

Collins Concise English Dictionary © HarperCollins Publishers::
Raman effect /ˈrɑːmən/ n
  1. a change in wavelength of light that is scattered by electrons within a material. The effect is used in Raman spectroscopy for studying molecules
Etymology: 20th Century: named after Sir Chandrasekhara Raman (1888–1970), Indian physicist
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更新时间：2025/2/23 5:12:27